Student Book Answer Key Unit Page B Health and Sports Day is an interesting traditional event in Japan I’m interested in finding out about it Aiko, can you tell me about this special day? Of course, Dan In my village, we always have lots of exciting races and games My race was very tiring! Did you win? No, I didn’t I was disappointed I was surprised, too, because I’m a very good, fast runner But there are lots of amazing athletes here today! There’s a band here today, too Their music is very entertaining That’s right! It’s relaxing to sit in the sun and listen to music There’s some great traditional dancing later, too I’m very excited about that! -ing ending: interesting, exciting, tiring, amazing, entertaining, relaxing -ed ending: interested, disappointed, surprised, excited other: traditional (x 2), special, good, fast Page B Sports Day is a traditional event It’s a very exciting day The children are very happy The races are tiring I’m a good athlete The winners get small prizes F Health and Sports Day was very exciting Are there traditional sports events in your country, too? Yes, there are We celebrate Youth and Sports Day every year I’m always very excited when that day arrives! That’s interesting What happens on Youth and Sports Day? It’s an amazing day We sing traditional songs and lots of exciting sports There are lots of entertaining activities like folk dances and plays, too Are you interested in folk dancing? Yes, I am Are you surprised? Yes! I didn’t know that about you Page H ing ing ing ed ing ing ed ed I exciting races Because he’s a fast runner He’s always very tired They think it’s boring He thinks it’s great He’s never bored, and he is always very excited J Students’ own answers Page D interesting exciting tired disappointed entertaining relaxing E exciting excited interesting amazing exciting entertaining interested surprised Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press Unit Page B Children all over the world enjoy playing games together A popular children’s game in Mexico is The Blind Hen Playing this game is lots of fun You start by choosing one child to be the hen and covering their eyes so that they can’t see Turning the child around and around makes the game more difficult It’s time for the hen to start finding and tagging the other children The other children enjoy running around and calling the hen Saying things like “Come and get me!” or “I’m over here!” makes the game more exciting After tagging all the children, the hen can have a rest and another child can try being the blind hen C Numbers from top down: 6, 3, 1, 2, 5, The first step is choosing a child to be the hen The next step is covering the child’s eyes Turning the child around and around is a good idea Finding and tagging the other children isn’t easy! Running around and calling the hen is fun! The hen has a rest after tagging all the children Page B playing running being covering finding playing throwing catching playing 10 being 11 playing 12 Swimming C I love playing The Blind Hen It’s my favorite game! I like running around, but I don’t like being the hen I hate covering my eyes! Really? I enjoy finding my friends when I can’t see It’s lots of fun! I prefer playing ball games I’m good at throwing and I’m good at catching Are you interested in playing team sports? Yes, I am I’m on the school basketball team Being part of a team is great I don’t like playing basketball Swimming is my favorite sport Page 10 E We enjoy playing basketball Doing sports is good for you I love running in the playground Tom is good at jumping F She likes running He’s good at bouncing a ball They enjoy jumping He hates playing soccer She loves skipping They like climbing Page 11 G playing Starting standing holding being chasing trying catching Running 10 Having H Students’ own answers Module Review Page 12 A interested exciting tired interesting disappointed excited tiring disappointing B c b e f a d Gerund: S(ubject) or O(bject) S O S S O O C Katie loves jumping rope Sam is good at climbing Lucy enjoys running Tara is interested in skateboarding Jack likes playing tennis Page 13 D excited going watching bored running An amazing match ✓ E Students’ own answers Unit Page 14 B My grandpa is from Guatemala In Guatemala, lots of men can crochet My grandpa can crochet beautiful bags and hats My grandparents moved to the U.S in 1970 In those days, lots of people could crochet, knit, and sew My grandma could knit when she was a little girl She couldn’t crochet then, but she can crochet now When my mum was a little girl, she couldn’t knit or crochet She couldn’t sew then either, but she can sew now She can make amazing dresses! I can’t knit or sew, but I’m learning to crochet A year ago, I couldn’t make many things, but now I can make lots of things! C can could couldn’t can couldn’t can Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press Page 15 B c a c c C can can’t can Could couldn’t could F I can’t knit, but I can crochet Can you crochet? No, I can’t Can you sew? Yes, I can I can sew and I can knit Could you knit when you were six? No, I couldn’t But I could sew then Page 16 F can couldn’t could can couldn’t could couldn’t can G No, he couldn’t Yes, she could Yes, she can No, he couldn’t Yes, he can H couldn’t can’t couldn’t can couldn’t can couldn’t can’t couldn’t can’t could can Page 17 I David could paint when he was six years old David could sew when he was six years old David can’t crochet now David can’t cook now David can draw now J Students’ own answers Unit Page 18 B Piñatas are traditional in Mexico When you make a piñata, you need a balloon and some papier mâché A piñata can be any shape If you use a round balloon, you get a round piñata Put papier mâché (paper and glue) on the balloon When the papier mâché is dry, it stays in the shape of the balloon Now you can pop the balloon! Cut a small hole in the piñata and fill the piñata with candy When the piñata is full of candy, it’s ready for you to decorate it with paint or colored paper When people have parties, they often have piñatas The piñata is from a tree or post and children hit it with sticks If the piñata breaks, lots of candy falls out! C f d e a c b Page 19 B need make get put use paint make C Look, Luis I’m making a piñata Do you have lots of glue? You need lots of glue when you make a piñata I know You need lots of paper when you make a piñata, too If you mix glue and paper together, you get papier mâché Papier mâché is great When you put it on a balloon, it dries in the shape of the balloon I know If you a use a long balloon, you get a long piñata Piñatas look better when you paint them Let’s paint this one red Oh! Look at the table You make a big mess when you make piñatas! Page 20 E a b c b a c b a Page 21 G f Does your grandpa tell you stories b Are there always lots of people d Is it exciting e Does your mum make a cake c Do the children wear their best clothes a H When we have family parties, we decorate our homes We decorate our homes when we have family parties When it gets dark, we watch fireworks We watch fireworks when it gets dark I Students’ own answers Module Review Page 22 A can can could can couldn’t can can’t can B Could she could Could they couldn’t Can he can Could I couldn’t Can I can’t Can she can C The lantern goes up into the sky when the paper is hot It’s an amazing sight if there are lots of sky lanterns in the sky You get good luck if you send a sky lantern into the sky Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press D Is it traditional to have a piñata when you celebrate in Mexico? Yes, it is Do you use a ball when you make a piñata? No, you don’t Are there lots of sweets inside a piñata when it is ready? Yes, there are Does a piñata break if you hit it with a stick? Yes, it does Page 23 E c a a c b c b a F Students’ own answers Unit Page 24 A Robbie was looking for his pet grasshoppers, Hoppy and Happy, but their jar was empty Dad was watering the plants in the garden “Were you working in the garden all morning, Dad?” Robbie asked “Yes, I was,” said Dad Emma was playing in the garden “Did you open this jar, Emma?” Robbie asked “Yes,” said Emma “I’m sorry! I wasn’t looking for grasshoppers I was looking for a cookie!” Then Robbie saw Hoppy and Happy! The grasshoppers were sitting on a leaf Robbie was very happy! B was was was were Page 25 B was shining were sitting was climbing was trying was flying was writing Page 26 C Was wasn’t was Was wasn’t was Was was 10 were D What happened in the story? Was Robbie looking for two beetles? No, he wasn’t He was looking for two grasshoppers Was Robbie’s dad working in the kitchen? No, he wasn’t He was watering the plants in the garden Was Robbie’s little sister playing in the garden? Yes, she was And the grasshoppers were sitting on a leaf! F wasn’t watering was making wasn’t washing was reading wasn’t playing was doing weren’t watching were kicking Page 27 G Was Mum talking on the phone? No, she wasn’t Was Dad reading a book? Yes, he was Were the boys playing a board game? Yes, they were Were the girls writing letters? No, they weren’t Was Grandma making a cake? Yes, she was Was Grandpa helping Grandma? No, he wasn’t Were the cats playing with a ball? No, they weren’t H Students’ own answers Unit Page 28 B My name’s Felix Yesterday evening, my friends and I were all at school We were getting ready for our school play when the lights went out We couldn’t see! I was trying to find the light switch when the teacher opened the door The teacher was holding a flashlight while she looked for some candles She was lighting lots of candles when our parents came into the school The teacher gave our parents candles in glass jars while she was selling tickets She put lots of candles in jars on the stage, too When our parents were sitting down, the teacher asked them to blow out their candles We were finishing the play when the lights came on again Everyone laughed! C Numbers from top down, with matching events: b f g a c e d The lights went out The children were getting ready for their play The teacher opened the door Felix was trying to find the light switch The teacher looked for some candles The teacher was holding a flashlight The parents came into the school The teacher was lighting candles The teacher gave the parents candles The teacher was selling tickets The parents blew out their candles The parents were sitting down The lights came on again The children were finishing their play Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press Page 29 B was coming saw were performing fell were helping was walking was trying stopped arrived C I’m sorry I’m late! While I was coming to meet you I saw an accident Really? Where? It was in the park I was walking in the park when I saw some actors on a stage They were performing a play when I saw them One of the actors was running on the stage when he fell off Oh no! Were there lots of people there? Yes, there were Lots of people were helping the actor when a doctor arrived Wow! The doctor arrived very quickly! Well, the doctor was walking in the park when he saw the accident He was trying to call an ambulance when his cell phone battery ran out I was standing near him when his phone stopped working I had my phone with me, so I called the ambulance I was trying to call you when the ambulance arrived I wanted to tell you why I was late! It’s OK You’re here now! Page 30 F She was reading her script No, he wasn’t They were painting Yes, they were He was talking on his cell phone/ wearing a monster costume Page 31 Page 33 G When I was walking off the stage, I fell down the steps I was walking off the stage when I fell down the steps When I was lying on the floor, the teacher saw me The teacher saw me when I was lying on the floor While the teacher was calling an ambulance, the school nurse helped me The school nurse helped me while the teacher was calling an ambulance While the school nurse was looking at my leg, the ambulance came The ambulance came while the school nurse was looking at my leg When I was lying in a bed, my mom arrived at the hospital My mom arrived at the hospital when I was lying in a bed While I was resting at home, the doorbell rang The doorbell rang while I was resting at home When my mom opened the door, my friends were standing outside My friends were standing outside when my mom opened the door H Students’ own answers C was playing with when it ran was looking up was climbing the man was trying while the man cell phone rang was calling D Students’ own answers Module Review Page 32 A weren’t practicing were practicing wasn’t writing was talking wasn’t reading was reading wasn’t painting was taking weren’t taking were painting B Were you riding your bike when you had the accident? Were you sleeping when I called you? Tom wasn’t watching TV when his dad came home They were having a picnic when it started to rain While we were talking, I had a great idea What was Jenny wearing when you saw her? Unit Page 34 B Hi Nico, How are you? I’m very excited because we’re going on vacation tomorrow We’re going to the Bay of Fundy in Canada We will see the highest tides in the world there There will be two high tides and two low tides every day When there is a high tide, 100 billion tons of water will move into the bay The water will be as high as a four-story building! We’ll go tidal-bore rafting on the water I can’t wait! When there is a low tide in the Bay of Fundy, all the water will move out of the bay, and we’ll see the seabed We’ll hunt for fossils in the sand and we will explore the caves I’ll be back in two weeks! See you soon! Luis C b e f a c d Page 35 B b c b b a c Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press C I’m going to the airport soon Tomorrow, I will be in Bangkok You’re so lucky Will you have a long flight? Yes, I will I’ll be on the plane for more than 20 hours Wow! When you leave Mexico City? At four o’clock this afternoon So I’ll be in Bangkok at noon tomorrow Well, it will be noon here, but it will be midnight in Bangkok Really? Yes There’s a twelve-hour time difference When it’s two o’clock in the afternoon in Mexico City, it will be two o’clock in the morning in Bangkok Page 36 E won’t need will see will move will be will get will be will get will get won’t be 10 will be F Yes, it will No, it won’t Yes, it will No, it won’t Yes, it will Yes, it will Page 37 H It will be Thursday tomorrow It will be June 23 on Friday It will be September in three months It will be Friday on June 30 It will be 2018 next year I Students’ own answers Unit Page 38 B Bruno and André are from Brazil They’re explorers, and next week, they’re going to start an exciting trip They’re going to travel around the world in eighty days They’re going to make the trip that Jules Verne wrote about in his famous book They’re not going to travel by plane They’re going to use transportation from the 19th century They’re going to travel by boat and train In India, they’re going to ride elephants In the snowy parts of North America, they’re going to travel by sled They’re not going to take a lot of luggage because they’re going to carry their bags all the time They’re going to visit lots of different countries It’s going to be an amazing trip! C F F T T F T Page 39 B I’m going to visit New York this summer My parents are going to travel with me We’re not going to travel by boat I’m going to take my passport My brother isn’t going to come with us He’s going to go on a school trip Page 40 C ’m going to visit ‘m going to stay is going to come aren’t going to come ‘re going to stay ‘m going to swim is going to sail ‘s going to catch ‘m not going to catch 10 are going to collect D What are you going to this summer, Mai? I’m going to visit my grandparents I’m going to stay with them for two weeks My brother is going to come with me That’s nice What about your parents? They aren’t going to come with us They’re going to stay at home because they’re very busy I see Where your grandparents live? They live near the sea I’m going to swim every day My brother’s going to sail in a little boat and he’s going to catch fish I’m not going to catch fish Grandma and I are going to collect shells on the beach That sounds great Lucky you! F She’s going to sit in the sun She isn’t going to wear warm clothes She’s going to read books She isn’t going to listen to music She’s going to take photos She’s going to swim Page 41 G Who is he going to go with? His family When are they going to leave? On Monday How are they going to travel? By plane Where are they going to stay? In a hotel What is John going to on vacation? Swim and relax on the beach H Students’ own answers C John isn’t going to have lessons He’s going to have fun John and his uncle aren’t going to build a house They’re going to build a boat John and his cousins aren’t going to play soccer They’re going to play basketball John and his brother aren’t going to catch butterflies They’re going to catch fish John isn’t going to swim in a pool He’s going to swim in the sea Page 43 D c a a b c a c b E What is Tony going to on Saturday morning? He’s going to play soccer with his friends What is Tony going to on Saturday afternoon? He’s going to go shopping with his brother What is Tony going to on Saturday evening? He’s going to watch a movie with his family What is Tony going to on Sunday morning? He’s going to visit his grandparents and learn how to catch fish Students’ own answers Module Review Page 42 A It will be September in ten days It will be August 26 on Sunday It won’t be Saturday in four days It won’t be October next month B No, it won’t Yes, it will No, it won’t Yes, it will Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press Unit Page 44 B Coal and oil are fossil fuels The gas in cars comes from oil Today, lots of cars use gas, but one day the oil will run out and we will have no gas We will need a new kind of car Electric cars might be the answer to this problem Electric cars won’t use fossil fuels One day, there may be more alternative energy to power electric cars, too In the future, people might use wind power to make electricity for their electric cars Hydrogen-fuel-cell cars may be more popular than electric cars one day Electric cars have batteries, and their batteries might run out on long trips In the future, hydrogen-fuel-cell cars might create electricity while they are moving, so people may not need to stop for fuel Sentences that express certainty: First paragraph Sentences that express uncertainty: Both second and third paragraphs Page 45 B won’t won’t might may might not C won’t be might build will use might not have might solve will need Page 46 D might not look might be might live might make might not need might put might have might collect E b a e c d F We may drive flying cars in the future We might not have any coal or oil in fifty years One day, people might live in underground homes In twenty years, we might use more wind power Page 47 G We may/might not use pens in the future We may/might travel to other planets in the future We may/might ride bikes in the future We may/might live in underwater houses in the future We may/might not go to school in the future H Students’ own answers Unit 10 Page 48 B a lot of a few some some How many plastic bags you have at home? You can a lot of things with plastic bags Use a few plastic bags and an iron to make a strong shopping bag Cut some plastic bags into long strips You can use the strips to tie a lot of different things You can use them to knit or crochet some fun plastic items, too! Keep a few plastic bags in your jacket pocket You can reuse them when you go shopping How many ways to reuse plastic bags can you think of? Send us some of your ideas! Page 49 B Count Nouns: bag ​idea ​magazine ​ carton ​bottle ​car Noncount Nouns: ​plastic ​money ​ energy ​pollution ​water ​traffic Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press Page 50 D much A little a lot a few some a little many A lot! a few 10 some E How much trash you throw away, Asim? A little My family and I recycle a lot of our trash That’s good Do you reuse things, too? Well, we reuse a few things We reuse some of our plastic bags We reuse a little newspaper, too What about you? How many things you reuse? A lot! We reuse a lot of bottles and a few jars We reuse a lot of plastic bags, too I use some of our plastic bags to crochet cool bags! Look at these! They’re great! Page 51 G There is (only) a little metal There are a few/two cans There is a lot of cardboard There are (only) a few/five batteries There is (only) a little paper There is one magazine There is a lot of glass There are two cans H Students’ own answers Module Review Page 52 A drive flying cars in the future There won’t be fossil fuels in the future People might have robots in the future We will need electricity in the future Cars won’t use gas in the future B some any one any some one C much a little many a few many Page 53 D d e b c f E Students’ own answers Unit 11 Page 54 B Tomas wants to learn to play an instrument He’s in the biggest music store in town The kettledrums are the most enormous instrument in the shop But Tomas’s bedroom is only small The cymbals are smaller than the kettledrums But they’re the noisiest instrument Tomas lives in an apartment The piano is quieter than the cymbals It’s more relaxing, too But the piano is the heaviest instrument, and it’s the most difficult instrument to move from one place to another! The violin is the most beautiful instrument … … But it’s more difficult to play than the guitar Tomas decides to learn to play the triangle It’s the easiest instrument to carry and it’s the easiest instrument to play! Page 55 B The piano is bigger than the electric guitar The electric guitar is smaller than the piano The piano is more traditional than the electric guitar The electric guitar is more modern than the piano The piano is heavier than the electric guitar The electric guitar is lighter than the piano Page 56 C biggest most enormous smallest most difficult best smaller bigger more difficult D Are you in the school orchestra, Sasha? Yes, I am I play the piano It’s the biggest instrument in the orchestra That’s cool The double bass is big too, isn’t it? Yes, it is! It’s the most enormous string instrument Masha plays the double bass in our orchestra Masha? But she’s the smallest girl in the school, and the double bass is the most difficult instrument to carry! I know But she’s the best double bass player in the school I can play the cello It’s smaller than the double bass, but it’s bigger than the violin Is the cello more difficult than the violin? I don’t know I can’t play the violin! F The triangle is the smallest instrument The triangle is the cheapest instrument The harp is the most expensive instrument The harp is the heaviest instrument The triangle is the lightest instrument The horn is the noisiest instrument The harp is the most relaxing instrument Page 57 G b c b a b b a b b 10 c H Students’ own answers Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press Unit 12 Page 58 B Music is as old as the human race The earliest humans were as musical as people today Their instruments weren’t as complex as instruments today, but they made a lovely sound In Europe in the 17th and 18th centuries, classical music was as popular as pop music is today Composers like Beethoven and Mozart were as famous as today’s pop stars! Jazz isn’t as old as blues, but it’s as popular as blues Both types of music come from the U.S Modern instruments aren’t as easy to play as the earliest instruments, but they make great sounds! Modern music is as interesting as traditional or classical music, because it is part of our amazing musical history There are six positive sentences and three negative sentences Page 59 B not as old as blues Pop music is not as modern as rap Mozart is as famous as Beethoven C not as noisy as as exciting as not as expensive as not as modern as not as big as as small as D Do you like pop music, Shen? It’s OK, but it’s not as good as rock music I don’t agree Pop music is not as noisy as rock music, but it is as exciting as rock music Do you buy lots of CDs? Not really I buy MP3s They’re not as expensive as CDs That’s true CDs are not as modern as MP3s, but I like CDs Me too, but MP3 players are not as big as CD players My MP3 player is as small as a cell phone I can put it in my pocket! Page 60 Page 63 F Rock music isn’t as relaxing as pop music Classical music is as exciting as jazz Jazz isn’t as relaxing as classical music Rock music is as boring as jazz Hip hop is as relaxing as rock music Classical music isn’t as exciting as pop music Hip hop isn’t as boring as jazz C orchestra trombone conductor triangle double bass electric guitar piano D Students’ own answers Page 61 H Were as complex as – e Are as small as – a Was as famous as – f Is as popular as – d Are as modern as – c I Questions: Is pop music as exciting as rock music? Is jazz as relaxing as blues? Is classical music as interesting as rap? Is rock music as entertaining as pop music? Are pop bands as cool as rock bands? Are CDs as good as MP3s Students’ own answers J Students’ own answers Module Review Page 62 A largest more expensive smaller most important heavier most beautiful B The cello is cheaper than the double bass The violin is the most expensive instrument The cello is bigger than the violin Is the double bass more expensive than the violin? No, it isn’t Is the violin the smallest instrument? Yes, it is Are the double bass and the cello cheaper than the violin? Yes, they are Unit 13 Page 64 B In the 19th century, Alexander Graham Bell was working on a new invention He was trying to invent a telephone Other scientists were trying to invent telephones, too Antonio Meucci and Johann Philip Reis made telephone machines So did Elisha Gray On February 14, 1876, Gray’s invention was ready Bell’s invention was ready, too Gray hurried to the U.S Patent Office to get a licence for his invention So did Bell But Bell got there first Gray did not become rich and famous Meucci didn’t become rich and famous, either Neither did Reis But we remember them today as important people in the history of the telephone So and too agree with something positive Either and neither agree with something negative C too So Neither either D What you know about Alexander Graham Bell, Carlos? I know that he helped deaf people His father helped deaf people, too Bell’s mother was deaf So was his wife Really? Was Bell a doctor? No, he wasn’t He was a teacher His father was a teacher, too Was Bell from the U.K.? Yes, he was But he moved to Canada in 1870 So did his parents Bell started his work on the telephone in Canada In the 1870s, people didn’t have telephones They didn’t have computers, either That’s right Houses didn’t have telephones then Neither did offices But Bell changed that with his amazing invention F Neither did offices So was his mother His parents didn’t, either Neither was his father His father was, too His parents weren’t, either So did his father Page 67 G g f c d a e b Page 65 E c b a c b a Page 66 C too So too So either Neither Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press Unit 14 Page 68 B Orville and Wilbur Wright wanted to fly when they were small boys They liked to play with flying toys When the boys were older, they decided to make a flying machine In 1900, they built a glider It didn’t fly very quickly, and it didn’t fly very far In 1903, Wilbur and Orville successfully made the world’s first airplane flight Their plane flew further than the glider It flew more quickly than the glider, too But it only stayed in the sky for one minute The Wright brothers made another plane in 1908 It was their best machine It flew the most quickly It flew the furthest, too People watched excitedly as the plane stayed in the air for thirty minutes It was a wonderful sight! Adverbs: quickly, far, successfully, excitedly Comparative adverbs: more quickly, further Superlative adverbs: the most quickly, the furthest Page 69 B nervously slowly quickly suddenly tightly loudly excitedly proudly Page 70 C c a c a b a more easily more slowly more quickly more regularly the most regularly the fastest D What’s your favorite invention, Ali? I love computers They’re brilliant Computers help us everything more easily What was the world like before computers? Well, I think children did their homework more slowly than we do, because they didn’t have the Internet! That’s true Today, we can find information more quickly than people in the past Do you use the Internet regularly? I use it more regularly than my brother He never goes online But my sister uses the Internet the most regularly She’s always online! [With a light laugh] Is she? [Pause] Can you type fast on your computer? Yes, I can I can type the fastest of all the children in my class! F far clearly more clearly further the furthest the most clearly Page 71 G You can travel the most quickly by plane You can travel the furthest by plane You can travel more cheaply by car than by plane You can travel the most cheaply by bike You can travel further by car than by bike H Students’ own answers Module Review Page 72 A too So Neither either too Neither B carefully clearly well quickly happily easily Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press C You can send messages the most quickly by phone You can travel more cheaply by train than by plane The can travel the most cheaply by bus You can see further with binoculars than with your eyes You can see the furthest with a telescope You can type more easily on a tablet than on a cell phone You can type the most easily on a computer Page 73 D a b b a a b c a b 10 a F Students’ own answers Unit 15 Page 74 B How to Make Easy Mini Pizzas tomatoes, cut into slices cups of grated cheese can of chopped tomatoes Some dough tablespoon of olive oil teaspoon of oregano Some olives First, put a piece of baking paper on a baking tray Spread the olive oil on the baking paper Second, cut two or three rounds of dough and put them on the baking paper Third, put some chopped tomatoes on each round of dough Fourth, put a slice of tomato, some cheese, a little oregano, and a few olives on each round Fifth, cook the mini pizzas in the oven for ten minutes Finally, eat your mini pizzas! Countable nouns: tomato(es), olives, pizza Uncountable nouns: cheese, dough, olive oil, oregano 10 Page 75 B N N C C N N C N N 10 C 11 N 12 C C How much How many How much How many How much How many How much How many Page 76 E bowl bar slices bag jar bottle carton glass Page 77 F a carton a bag b bar c carton c cup a piece G Let’s make a cake for Grandma and Grandpa That’s a good idea What we need? We need a carton of eggs, and some butter OK Do we need a bag of flour? No There’s a lot of flour in the cupboard But we need a bar of chocolate for the cake OK Do we need a carton of milk? No We’ve got some milk in the fridge But we need some coffee Why? Are we making a coffee cake? No But Grandma always drinks a cup of coffee when she eats a piece of cake! I Students’ own answers Unit 16 Page 78 B Food labels on packages, cartons, and cans give us information about the foods we buy Are you worried about eating lots of chemicals? You can read the list of ingredients People are often surprised by how many chemicals are in some products You should also read the label if you’re afraid of eating something that you are allergic to If you’re interested in eating healthily, you can find out how much salt, fat, etc., is in a product Don’t buy it if you’re not happy with it Are you curious about how to cook the product? Read the instructions on the label If you’re not sure about what a product is, you can look at the picture! interested in worried about curious about sure about surprised by afraid of allergic to unhappy with Page 79 B in of about of about of about about Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press C Are you interested in eating healthily, Kamil? Of course I think it’s silly of people to eat lots of junk food Me too I’m worried about the amount of junk food people eat Junk food is full of fat and chemicals I know I’m angry about the number of chemicals that food companies put in their products It’s very bad of them to use a lot of chemicals I know I’m not happy about that, either We have to read food labels very carefully these days We But I’m excited about the food for our party! Page 80 E at in about by about of of about F I’m disappointed with these cookies They’re not very nice My brother isn’t interested in cooking We’re surprised by how much sugar there is in fruit juice Italy is famous for its pizza and pasta The children are excited about going to a restaurant for dinner Page 81 G Possible answers: I’m good at making pizza I’m disappointed with the cake I made yesterday It’s too dry I’m interested in trying food from different countries I’m worried about the amount of junk food children eat I’m surprised by how cheap fruit is at this market I’m happy with the cake I made H Students’ own answers 11 Module Review Unit 17 Page 82 Page 84 A much many many much much many B bowl carton jar cup bar slice C about at with of about of B What Do You Do in a Hurricane? Page 83 D carton excited carton bar happy cup A nice surprise ✓ E His favourite food is vanilla cookies You need a small packet of butter, a cup of sugar, four cups of flour and two cups of walnuts to make the cookies You need two teaspoons of vanilla and a teaspoon of salt, too First, mix the butter, sugar, salt, vanilla and walnuts in a bowl Second, mix in the flour Third, put a piece of baking paper on a baking tray Fourth, put small balls of cookie mixture on the baking paper Fifth, cook the cookies for fifteen minutes Finally, cover the cookies in sugar Students’ own answers Before a Hurricane … • Bring garden furniture into the house • Put boards over your windows • Get some money from the bank Get a first aid kit, some cans of food, and some bottles of water from the supermarket During a Hurricane … • Go into a building and stay there • If your home is in a low area, go up to a higher place or go to a hurricane shelter • Listen to the radio If it’s time to get out of the area, follow instructions and leave After a Hurricane … • Don’t drive through flooding water • Don’t walk under damaged trees, buildings, or bridges Prepositions which show where to go: into, over, from, up to, to, out of, through, under C Bring garden furniture into the house Put boards over your windows Listen to the radio during a hurricane Go to a higher place if your home is in a low area Page 85 B Don’t jump! Take off your boots! Don’t run! Come into the house! Page 86 H into out of down up around through over under Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press Page 87 E to up through over F Possible answers: Walk around the school and go over the road Go over the bridge Walk through the park Go down the steps Walk along the road Walk along the road to the police station Go up the steps, and through the park Walk through the park, and go down the steps G Students’ own answers Unit 18 Page 88 B Jordan Romero wanted to be a mountain climber when he was a little boy When he was fifteen, he became the youngest person to climb the seven highest mountains in the world, including Mount Everest Mountain climbers need to work hard to get fit Jordan trains a lot He also runs and rides his bike Before he climbed Mount Everest, Jordan wanted to be very fit and very strong When you climb a mountain, you have to climb for long hours in the cold, with a heavy backpack Your body has to be ready for that, and your mind has to be ready, too You need to have the right equipment, and you have to have a good team C ✗ ✓ ✗ ✓ ✗ ✓ 12 Page 89 Page 91 Page 93 B We’re training at the moment I go to the gym every Monday She joined a climbing group last year I was doing my homework at five o’clock Was he running when you saw him? C Were you riding Did he go Does she run Were they climbing Did it start Did he buy Do you ski Are they packing H Do you have / need to wear a life vest? Yes, you Do you have / need to be able to swim? Yes, you Do you have / need to bring a compass? No, you don’t Do you have / need to wear sunglasses? No, you don’t Do you have / need to bring a camera? No, you don’t Do you have / need to listen to instructions? Yes, you Do you have / need to make sure the boat is safe? Yes, you Do you have / need to be able to surf? No, you don’t I Students’ own answers D wanted to had to didn’t need to don’t want want to don’t need to need to have to E to Don’t from through into F Students’ own answers Page 90 E Do you want to Do we need to have to want to want to need to need to had to wanted to F Do you want to go on the school trip to the zoo tomorrow, Ji-Min? Yes, I do! I can’t wait! Do we need to take sandwiches with us? No, we don’t We’re going to have lunch in a cafeteria We have to take some money with us OK I want to take my camera, too I want to take lots of photos of the animals You don’t need to take your camera You can buy postcards with pictures of all the animals That’s true But I like taking photos Do we need to bring warm clothes on the trip? No, we don’t It’s going to be sunny tomorrow When I went to the zoo two months ago, it was very cold! I had to wear my dad’s jacket! I wanted to stay in the cafeteria all day to keep warm! I’m glad we’re going to the zoo in the summer this time! Module Review Page 92 A Wear Don’t eat Don’t wear Don’t play Eat Play B over through around up to into C went is riding Are you training were playing exercised Are they running Were you climbing bought Oxford Discover Grammar  Student Book Answer Key  © Oxford University Press 13 ... I’ll be back in two weeks! See you soon! Luis C b e f a c d Page 35 B b c b b a c Oxford Discover Grammar Student Book Answer Key © Oxford University Press C I’m going to the airport soon Tomorrow,... playing exercised Are they running Were you climbing bought Oxford Discover Grammar Student Book Answer Key © Oxford University Press 13 ... down The lights came on again The children were finishing their play Oxford Discover Grammar Student Book Answer Key © Oxford University Press Page 29 B was coming saw were performing fell