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Công ty phần mềm Cửu Long Thiết kế website,phần mềm CRM www.susasoft.com UNIT 10 CONSERVATION I. Circle the word in which the letters b or p is silent. 1. plants cup crop cupboard 2. bad double doubt bright 3, psychology potato paper possible 4. fobbed crab club dumb 5. recipe special repeat receipt 6. combine problem lamb Dublin 7. pneumonia equipment explosion surprise 8. obey tomb table blade 9. program people psalm pipe 10. debt able football trouble II. Complete the sentences with the correct form of the appropriable word in the box. conserve erode eliminate circulate destroy constant pollute defend endanger disappear 1. The world's rain forests must be safe from_____________ 2. Major steps are being taken to control the _________ of beaches. 3. Water ________ is necessary for hydropower stations. 4. People are __________ doing harm to the environment. 5. The government has made no attempt to reduce soil ___________ 6. He stressed the need to pass a law in nature's'______________ 7. Many species of plants and animals have been virtually 8. Trees, grasses, and other plant life play an important part in the natural of water. 9. Modern farming practice has led to the virtual _____________of this bird. 10. The giant panda is an ___________ species. III. Rewrite these sentences. Instead of using 'somebody/ people/ they' etc, write a passive sentence. 1. Someone introduced me to Dr Felix last year. ___________________________________________________________________ 2. People are destroying large areas of 'forest every day. ___________________________________________________________________ 3. Somebody has bought the land next to our house. ___________________________________________________________________ 4. 'Somebody had already reported the accident before I phoned. ___________________________________________________________________ 5. People were using the tennis court, so we couldn't play. ___________________________________________________________________ 6. You can buy videos like this one anywhere. ___________________________________________________________________ 7. Somebody will tell you when you should go in to see the doctor. ___________________________________________________________________ Công ty phần mềm Cửu Long Thiết kế website,phần mềm CRM www.susasoft.com 8. Has anybody shown you what to do? ___________________________________________________________________ 9. They should have finished the hotel by the time you arrive. ___________________________________________________________________ 10. Someone has to write the history of the European Community one day. ___________________________________________________________________ 11. Nobody told me that George was ill. ___________________________________________________________________ 12. They have found an unexploded bomb in Herbert Square, and they are evacuating the area. ___________________________________________________________________ 13. They are opening the case again because they're not satisfied with the verdict. ___________________________________________________________________ 14. People expect better results soon. ___________________________________________________________________ 15. When is someone going to announce the results of the contest? ___________________________________________________________________ IV. Rewrite these sentences beginning with the words provided. 1. The manager always welcomes new employees. New employees ______________________________________________________ 2. Janet's colleagues gave her a present when she retired. Janet ______________________________________________________________ 3. Thomas Edison invented the phonograph in 1877. The phonograph ______________________________________________________ 4. Stephen Court has just invented an armchair which can An VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí Bài tập tự luận Tiếng Anh lớp 10 Unit School Talks I Supply the correct form of the word in brackets: I try to arrange things in some kind of a system, but I'm not very (science) _ about it Government targets for increased productivity are described as "tough but (manage) _" The company is making a (concentrate) _ effort to broaden its market His face went red with (shy) _ when he walked into the crowded room She seems to have spent all her life studying in (educate) _ establishments If we served more soft drinks, there would be fewer hangovers and, more (importance) _, fewer drink-driving incidents He is probably the best known (live) _ architect I don't feel ready for (mother) _ yet I felt quite (sister) _ towards him, but I couldn't marry him 10 Couples who are (child) _ can feel excluded from the rest of society II Complete the sentences, using the correct past tense of the verb in brackets: Minh didn’t own a motorcycle any more He (sell) _ it Khang looked pale when he arrived for the exam He (study) _ too hard That guy’s knees were bleeding when he came back home He (fall over) _ We invited Oanh to our party but she couldn’t come She (arrange) _ to go somewhere ealse Thanh bought two loaves of bread and took them home, but his mother (already buy) _ one My sister got annoyed when somebody bought those jeans in the clothing shop because she (save up) _ for them That man offered us tickets for the fashion show, but we (already see) _ it VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí He knew he recognized the waterfall He (be) _ there before After Long had finished his work, he (go) _ home 10 By the time the policemen arrived, the thief (go away) _ III Choose the right tenses (present perfect, past or past perfect; simple or progressive): They report that two cars (crash) _ near the post office According to eyewitnesses, they (hit) _ a few big stones which someone (throw) _ onto the street Halfway to the concert Khoa (stop) _ his motorcycle and (drop) _ in a store to buy some food and drink My mother (do) _ housework all day today, she (wash) _ all of our dirty clothes I (lie) _ on the grass thinking of the next summer holidays when my brother (arrive) _ It wasn’t astonishing that he (start) _ getting toothache He (eat) _ a lot of candies My close friend (play) _ a lot of violin recently When he (arrive) _ home his family (have) _ lunch I (not see) _ you for a long time How long (you study) _ French? 10 My hometown (change) _ a lot since you first (come) _ to visit it VI Rewrite the first sentences so that the second one means nearly the same as the first one: We worked very hard for the exam Then we passed it Before First my sister considered what to say Then she decided to talk to her headmaster After _ I learned my lessons Then I went out for a walk Before VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí Her brother bought a new washing machine First he checked the prices After _ My mother took an aspirin Then she felt a little better Before The boys argued Then they fought After _ His aunt went out to the food store Then she had an accident Before We decided to go on a trip to Hue First we had some problems After _ The students read some materials Then they wrote their assignments Before 10 He watched the football match Then he wrote a report After _ V Write sentences about yourself Say whether you like or don't like these activities Choose one of these verbs for each sentence: (don't) like, love, enjoy, hate, don't mind be fond of, be interested in, detest, can't stand/ can't bear, prefer 1: (fly) I like flying (play football) (lie on the beach) (go to the museum) (wait for biases in the rain) (work on Saturdays) VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí (do the washing-up) (do parachute jumps) (be alone) 10.(be shouted at) VI Complete this text with the correct answer Being a student (2) involves (1) (organize) your own time, (take) responsibility there fore, you for need (3) .(learn) about planning your time and workload effectively You can learn to this through practice and through stopping (4) .(think) about what works or doesn't work for you Try (5) (set) yourself goals and target and give yourself small rewards Don't try (6) (do) too much at once have regular breaks If you fail (7) (finish) a piece of work as quickly as you expected, don't feel bad, just be more realistic your planning next time If you find that you avoid even (8) ... Written test During 45 minutes Full name:………………………………….Class 10A…… …….Mark………. I-Pronunciation:Choose the word whose underlined part is pronounced differently from the rest. 1.a.mathematic b.tragic c.married d.ask 2.a.head b.ready c.peasants d.realize 3.a.thirsty b.shirt c.dirty d.listen 4.a.health b.speak c.each d.seat II-Reading:read the passage and answer the questions. Galileo was one of the first modern scienists.He was born in Pi Sa,Itali,in 1564.He studied phylosophy,mathematics and astronomy.He was very interested in the way the earth and other planets move around the sun.He was famous for his study of how things fall.Before,people used to think that heavy things always fell faster than light things.He did experiments about this problem and discovered that both heavy things and light things fell at the same speed.Many religious people did not agree with him because his scientific ideas were different from theirs.He even went to prison for a while;but no one could stop him from thinking.He continued to look for scientific answers. 1-Who was Galileo ? ………………………………………………………………… 2-What did he specially show his concern about ? ………………………………………………………………… 3-What did people use to think about falling things ? ………………………………………………………………… 4- Why didn’t many religious people agree with him ? ………………………………………………………………… III-Gramma: Give the correct form tenses of the verbs. 1-Nam often( not do )his homework. 2-He usually (watch ) TV in the morning.But today he (work )in the garden 3-I (invite ) to Hoa’s birthday party last night. 4-We already ( do ) five exercises when he came. 5-You (prepare) your lessons yesterday ? Key 1………….2……………………3… …… …………. 4……………… 5………… IV-Writing:Use the cues to complete the sentences 1-you/like/the library/read books ……………………………………………………………………………… 2-He/want/buy/new pair/shoes/wear/holiday. ……………………………………………………………………………… -Make question for each of the following answer. 1……………………………………………………………………?……. Last night we were at home ……………………………………………………………………?………. 2-Her uncle is a pilot 1 Written test During 45 minutes Full name:………………………………….Class 10A………….Mark………. I-Pronunciation:Choose the word whose underlined part is pronounced differently from the rest. 1.a.mother b.love c.office d.one 2.a.family b.start c.ask d.father 3.a.heavy b.headach c.weather d.each 4.a.travelling b.later c.language d.traffic II-Reading:read the passage and answer the questions. Galileo was one of the first modern scienists.He was born in Pi Sa,Itali,in 1564.He studied phylosophy,mathematics and astronomy.He was very interested in the way the earth and other planets move around the sun.He was famous for his study of how things fall.Before,people used to think that heavy things always fell faster than light things.He did experiments about this problem and discovered that both heavy things and light things fell at the same speed.Many religious people did not agree with him because his scientific ideas were different from theirs.He even went to prison for a while;but no one could stop him from thinking.He continued to look for scientific answers. 1-Who was Galileo ? ………………………………………………………………… 2-What did he specially show his concern about ? ………………………………………………………………… 3-What did people use to think about falling things ? ………………………………………………………………… 4-Why didn’t many religious people agree with him ? ………………………………………………………………… III-Gramma: Give the correct form tenses of the verbs 1-He ( not go )to the club yesterday. 2-When ( come )home yesterday,everybody already (go ) out. 3-She usually (watch )TV in the morning.But today she (read ) book in the room. 4-Son often (not do ) his homework. Key 1…………………2……………………… 3………………………….4…………………. IV-Writing:Use the cues to complete the sentences 1-I/like/learn English/best/because/It /be/interesting ……………………………………………………………………… 2-He/decide/go/a walk. ……………………………………………………………………… -Make question for each of the following answer. 1-…………………………………………………….? Those letters are Johnny’s VnDoc - Tải tài liệu, văn VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí Bài tập tự luận Tiếng Anh lớp 10 Unit School Talks I Supply the correct form of the word in brackets: I try to arrange things in some kind of a system, but I'm not very (science) _ about it Government targets for increased productivity are described as "tough but (manage) _" The company is making a (concentrate) _ effort to broaden its market His face went red with (shy) _ when he walked into the crowded room She seems to have spent all her life studying in (educate) _ establishments If we served more soft drinks, there would be fewer hangovers and, more (importance) _, fewer drink-driving incidents He is probably the best known (live) _ architect I don't feel ready for (mother) _ yet I felt quite (sister) _ towards him, but I couldn't marry him 10 Couples who are (child) _ can feel excluded from the rest of society II Complete the sentences, using the correct past tense of the verb in brackets: Minh didn’t own a motorcycle any more He (sell) _ it Khang looked pale when he arrived for the exam He (study) _ too hard That guy’s knees were bleeding when he came back home He (fall over) _ We invited Oanh to our party but she couldn’t come She (arrange) _ to go somewhere ealse Thanh bought two loaves of bread and took them home, but his mother (already buy) _ one My sister got annoyed when somebody bought those jeans in the clothing shop because she (save up) _ for them That man offered us tickets for the fashion show, but we (already see) _ it VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí He knew he recognized the waterfall He (be) _ there before After Long had finished his work, he (go) _ home 10 By the time the policemen arrived, the thief (go away) _ III Choose the right tenses (present perfect, past or past perfect; simple or progressive): They report that two cars (crash) _ near the post office According to eyewitnesses, they (hit) _ a few big stones which someone (throw) _ onto the street Halfway to the concert Khoa (stop) _ his motorcycle and (drop) _ in a store to buy some food and drink My mother (do) _ housework all day today, she (wash) _ all of our dirty clothes I (lie) _ on the grass thinking of the next summer holidays when my brother (arrive) _ It wasn’t astonishing that he (start) _ getting toothache He (eat) _ a lot of candies My close friend (play) _ a lot of violin recently When he (arrive) _ home his family (have) _ lunch I (not see) _ you for a long time How long (you study) _ French? 10 My hometown (change) _ a lot since you first (come) _ to visit it VI Rewrite the first sentences so that the second one means nearly the same as the first one: We worked very hard for the exam Then we passed it Before First my sister considered what to say Then she decided to talk to her headmaster After _ I learned my lessons Then I went out for a walk VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí Before Her brother bought a new washing machine First he checked the prices After _ My mother took an aspirin Then she felt a little better Before The boys argued Then they fought After _ His aunt went out to the food store Then she had an accident Before We decided to go on a trip to Hue First we had some problems After _ The students read some materials Then they wrote their assignments Before 10 He watched the football match Then he wrote a report After _ V Write sentences about yourself Say whether you like or don't CHUYÊN ĐỀ I: ĐIỆN HỌC CHƯƠNG 1: ĐIỆN TÍCH - ĐIỆN TRƯỜNG. LOẠI I: Tương tác giữa các điện tích. A. Bài tập cơ bản. Bài 1. Khoảng cách giữa một prôton và một êlectron là r = 5.10 -9 (cm), coi rằng prôton và êlectron là các điện tích điểm. Lực tương tác giữa chúng là: A. lực hút với F = 9,216.10 -12 (N). B. lực đẩy với F = 9,216.10 -12 (N). C. lực hút với F = 9,216.10 -8 (N). D. lực đẩy với F = 9,216.10 -8 (N). Bài 2. Hai điện tích điểm bằng nhau đặt trong chân không cách nhau một khoảng r = 2 (cm). Lực đẩy giữa chúng là F = 1,6.10 -4 (N). Độ lớn của hai điện tích đó là: A. q 1 = q 2 = 2,67.10 -9 (C). B. q 1 = q 2 = 2,67.10 -7 (C). C. q 1 = q 2 = -2,67.10 -9 (C). D. q 1 = q 2 = -2,67.10 -7 (C). Bài 3. Hai điện tích điểm bằng nhau đặt trong chân không cách nhau một khoảng r 1 = 2 (cm). Lực đẩy giữa chúng là F 1 = 1,6.10 -4 (N). Để lực tương tác giữa hai điện tích đó bằng F 2 = 2,5.10 -4 (N) thì khoảng cách giữa chúng là: A. r 2 = 1,6 (m). B. r 2 = 1,6 (cm). C. r 2 = 1,28 (m). D. r 2 = 1,28 (cm). Bài 4. Hai điện tích điểm q 1 = +3 ( µ C) và q 2 = -3 ( µ C),đặt trong dầu ( ε = 2) cách nhau một khoảng r = 3 (cm). Lực tương tác giữa hai điện tích đó là: A. lực hút với độ lớn F = 45 (N). B. lực đẩy với độ lớn F = 45 (N). C. lực hút với độ lớn F = 90 (N). D. lực đẩy với độ lớn F = 90 (N). Bài 5. Hai điện tích điểm bằng nhau được đặt trong nước ( ε = 81) cách nhau 3 (cm). Lực đẩy giữa chúng bằng 0,2.10 -5 (N). Hai điện tích đó A. trái dấu, độ lớn là 4,472.10 -2 (C). B. cùng dấu, độ lớn là 4,472.10 -10 (C). C. trái dấu, độ lớn là 4,025.10 -9 (C). D. cùng dấu, độ lớn là 4,025.10 -9 (C). Bài 6. Hai quả cầu nhỏ có điện tích 10 -7 (C) và 4.10 -7 (C), tương tác với nhau một lực 0,1 (N) trong chân không. Khoảng cách giữa chúng là: A. r = 0,6 (cm). B. r = 0,6 (m). C. r = 6 (m). D. r = 6 (cm). Bài 7. Có hai điện tích q 1 = + 2.10 -6 (C), q 2 = - 2.10 -6 (C), đặt tại hai điểm A, B trong chân không và cách nhau một khoảng 6 (cm). Một điện tích q 3 = + 2.10 -6 (C), đặt trên đương trung trực của AB, cách AB một khoảng 4 (cm). Độ lớn của lực điện do hai điện tích q 1 và q 2 tác dụng lên điện tích q 3 là: A. F = 14,40 (N). B. F = 17,28 (N). C. F = 20,36 (N). D. F = 28,80 (N). Bài 8. Hai điện tích q 1 =4.10 -8 C và q 2 =-4.10 -8 C đặt tại hai điểm A và B cách nhau 4cm trong không khí. Tính lực tác dụng lên điện tích q= 2.10 -7 C đặt tại: a. Trung điểm O của AB. b. Điểm M cách A 4cm,cách B 8cm. Bài 9.Hai điện tích có độ điện tích tổng cộng là 3.10 -5 C khi đặt chúng cách nhau 1m trong không khí thì chúng đẩy nhau bằng lực 1,8N. Tính độ lớn của mỗi điện tích. Bài 10. Hai điện tích điểm q 1 và q 2 đặt cách nhau một khoảng r = 30cm trong không khí, lực tác dụng giữa chúng là F 0 . Nếu đặt chúng trong dầu thì lực tương tác giảm đi 2,25 lần. Để lực tương tác vẫn bằng F 0 thì cần dịch chúng lại một khoảng bằng bao nhiêu? Bài 11. Ba điện tích điểm q 1 =q 2 =q 3 = 1,5.10 -6 C đặt trong không khí tại ba đỉnh của một tam giác đều cạnh a=15cm. Tính lực tổng hợp tác dụng lên mỗi điện tích.( ĐS: 1.56N) Bài 12. Hai điện tích điểm q 1 =2.10 -9 C và q 2 = 4.10 -9 C đặt tại hai điểm A và B cách nhau 5cm trong không khí. Điện tích q 3 = 10 -9 C đặt tại điểm C với CA= 3cm và CB= 4cm. Lực tác dụng của q 1 và q 2 lên q 3 là bao nhiêu? B. Bài tập nâng cao. Bài 1: Một quả cầu khối lượng m=4g treo bằng một sợi chỉ mảnh. Điện tích của quả cầu là q 1 =2.10 -8 C. Phía dưới quả cầu dọc theo phương của sợi chỉ có một điện tích q 2 . khoảng cách giữa 2 điện tích là r = 5cm và lực căng dây là T= 5.10 -2 N. Xác định điện tích q 2 và lực tác dụng giữa chúng.(ĐS: F= 10 -2 N; q 2 = -1.39.10 -7 C) Bài 2. Hai quả cầu kim loại giống nhau, mang điện tích q 1 ,q 2 đặt cách nhau 50cm thì hút nhau một lực F 1 = 0,108N. Nối 2 quả cầu bằng một dây dẫn, xong bỏ dây dẫn đi thì thấy 2 quả cầu đẩy nhau với một lực F 2 = 36.10 -3 N. Tính q 1 ,q 2. (ĐS: q 1 =10 -6 C, q 2 = -3.10 -6 C hoặc q 1= -3.10 -6 C,q 2 =10 -6 C) Bài 3. Cho ba điện UNIT 2: CULTURAL DIVERSITY Choose the word which has the underlined part pronounced differently from the rest. 1. a. naked b. looked c. booked d. hooked 2. a. concerned b. raised c. developed d. maintained 3. a. appeared b. agreed c. coughed d. loved 4. a. sacrificed b. trusted c. recorded d. acted 5. a. laughed b. weighed c. helped d. missed 6. a. advised b. devised c. raised d. practised 7. a. shared b. viewed c. confided d. measured 8. a. determined b. expressed c. approved d. married 9. a. smoked b. called c. photographed d. based 10.a. demanded b. lived c. questioned d. supposed Choose the word which is stressed differently from the rest. 11. a. partnership b. romantic c. actually d. attitude 12.a. believe b. marriage c. response d. maintain 13.a. summary b. different c. physical d. decision 14.a. attractiveness b. traditional c. generation d. American 15.a. certain b. couple c. decide d. equal Choose the best answer: 16.London is home to people of many _______ cultures. a. diverse b. diversity c. diversify d. diversification 17.John cannot make a _____ to get married to Mary or stay single until he can afford a house and a car. a. decide b. decision c. decisive d. decisively 18.My mother used to be a woman of great _______, but now she gets old and looks pale. a. beauty b. beautiful c. beautifully d. beautify 19.My father phoned me to say that he would come _______ home late. a. a b. an c. the d. Ø 20.At last they divorced after ten years of _______ marriage. a. a b. an c. the d. Ø 21.A curriculum that ignores ethnic tensions, racial antagonisms, cultural _____ and religious differences is pot relevant. a. diversity b. contacts c. barriers d. levels 22.Some researchers have just _____ a survey of young people's points of view on contractual marriage. a. sent b. directed c. managed d. conducted 23.It is not easy to ________ our beauty when we get older and older. a. develop b. maintain c. gain d. collect 24.Many young people have objected to _______ marriage, which is decided by the parents of the bride and groom. a. agreed b. shared c. contractual d. sacrificed 25.All parents are _____ to at least try to behave in ways that will give their own children an important protection a. decided b. supposed c. followed d. rejected 26.It is thought that traditional marriage _______ are important basis of limiting divorce rates. a. appearances b. records c. responses d. values 27.Affected by the Western cultures, Vietnamese young people's attitudes _______ love and marriage have dramatically changed. a. for b. with c. through d. towards 28.Sometimes she does not agree ____ her husband about child rearing but they soon find the solutions. a. for b. on c. with d. of 29.The young are _______ more concerned with physical attractiveness than elderly people. a. much b. as c. many d. as much as 30.It will take more or less a month to prepare for the wedding. a. approximately b. generally c. frankly d. simply 31.The number of the participants in the survey _______ 250 students for Oxford University. a. are b. was c. were d. have been 32.The grass was yellow because it _______ all summer. a. does not rain b. has not rained c. had not rained d. would not rain 33.Many people even wonder these days _______. 1 a. what marriage is b. what is marriage c. what marriage was d. what was marriage 34.The lights _______ out because we _______ the electricity bill. a. have gone / did not pay b. will go / did not paid c. go / would not pay d. went / had not paid 35._____ Tom Cruise's last movie? Yes, I _____ it three days ago a. Have you ever seen / saw b. Did you ever see / have seen c. Had you ever seen / would see d. Will you ever see / saw 36.In the past, people _______ to the beach more often. a. have gone b. used to go c. were going d. had gone 37.Soon, people ____ most of the time at home. a. will work b. are working c. have worked d. work 38.I _______ a terrible accident while I _______ on the beach. a. see / am walking b. ... recognized the waterfall He (be) _ there before After Long had finished his work, he (go) _ home 10 By the time the policemen arrived, the thief (go away) _ III Choose the right tenses (present... family (have) _ lunch I (not see) _ you for a long time How long (you study) _ French? 10 My hometown (change) _ a lot since you first (come) _ to visit it VI Rewrite the first... students read some materials Then they wrote their assignments Before 10 He watched the football match Then he wrote a report After _ V Write