English – AT HOME Unit Ex1 Read the dialogue and answer the questions A different type of footprint Mai: Nam, I read yesterday that we all have a carbon footprint Nam: Well, we all have footprints – we make them with our feet! Ann: What you mean by ‘carbon footprint’? Club leader: It’s the amount of carbon dioxide we release into the environment Mai: So our footprint is bigger when we use energy that produces carbon dioxide That’s bad for the environment Mai: Right, Nam Non-renewable energy sources like coal, natural gas, and oil produce a lot of carbon dioxide to the environment Nam: So they’re different to wind, hydro, and solar? Mai: Yes, they’re all sources of energy too, but they’re renewable That means we can’t use them all up – they will last forever Nam : So what should we to help protect our environment? Club leader: We can reduce our carbon footprint even in our homes Ann: I see So we can things like turning off devices when we’re not using them Club leader: Right … And there is much more we can do, like practising the 3Rs Nam: We can plant more trees in our neighbourhood too Ann: And try to avoid using single-use products, like plastic bags, and stop littering Club leader: Yeah And we can volunteer at some local environment programmes to save endangered species Questions: What ‘carbon footprint’mean? ……………………………………………………………………………………………… What non-renewable energy sources produce to the environment? ……………………………………………………………………………………………… Are wind, hydro, and solar renewable sources of energy? ……………………………………………………………………………………………… What should you to help protect our environment? ……………………………………………………………………………………………… Where can you volunteer? ……………………………………………………………………………………………… Ex2 Match the phrases in the box a endangered species plant b more trees in our neighbourhood pick up c the lights protect d our carbon footprint save e rubbish build f using single-use products turn off g water English – AT HOME buy h littering avoid i green products reduce j a campfire 10 stop Ex3 Read the passage and answer the questions: Every year on April 22nd, more than 190 countries celebrate Earth Day to protect the planet The first Earth Day started in 1970 in America Today more than billion people participate in Earth Day activities each year, making it one of the largest movements By taking part in activities like picking up litter and planting trees, you can help protect nature and the environment You can also things like buying green products and practising reduce, reuse and recycle We can celebrate Earth Day and protect the earth at the same time Moreover, we should continue doing things to save the earth every day of the year When does The first Earth Day begain? ………………………………………………………………………………………………… How many people participate in Earth Day activities each year? ………………………………………………………………………………………………… What people take part in Earth Day to do? ………………………………………………………………………………………………… Should we things to save the earth? ………………………………………………………………………………………………… Ex4 Complete each sentence with one word or phrase from the box reduce single-usepollution carbon footprintenvironment programme ……………………… is a serious problem everywhere We should avoid dumping waste into lakes and rivers to ……………… water pollution We shouldn’t throw away ……………………… products but recycle them …………………… is the amount of carbon dioxide we release into the environment We hope a lot more people join our …………………………… Ex4 Complete the sentences with the words in the box endangered littering air pollution plastic rubbish single-use species habitat ecosystem carbon carbon environment dioxide footprint protection …………………is throwing garbage onto the ground instead of into a trash can A(n)……………………is a type of organism that is threatened by extinction …………………… is the natural home or environment of an animal, plant, or other organism A(n)……………… is a biological community of interacting organisms and their physical environment Energy conservation and……………………are growing concerns in the world A(n)………………… is an indicator that accounts for greenhouse gases emitted by human activity English – AT HOME ………………… is Earth’s most important greenhouse gas: a gas that absorbs and radiates heat ……………………….items are products designed to be used only once before they are discarded Cars, trucks, buses, off-road vehicles and planes are all considered mobile sources of …………………… 10 ………………… such as plastic bag stays in the environment for many years after it has been used Ex5 Choose the correct answer A, B, or C to complete each sentence The panda’s natural is the bamboo forest A habitat B ecosystem C area This forest provides a habitat for hundreds of of plants and animals A styles B classes C species the environment must be the job of everyone in the community A Caring B Protecting C Keeping We should the consumption of single-use products like plastic bottles and bags A reduce B encourage C raise trees and burning forests destroy a lot of wildlife habitats A Watering B Cleaning up C Cutting down Ex6 Complete each of the sentences with a word or phrase from the box carbon footprint littering picking up rubbish habitat endangered species Do you know that can cause pollution? One effective way to reduce your …………………… is to walk or cycle whenever you can By planting trees and ……………………., we can improve our environment Humans are harming the …………………… of bees throughout the world Animals such as saolas and dugongs are ……………………… Circle A, B, or C to identify the underlined part that needs correction As soon as it rains, I go to school by bus A B C I learned a lot about wildlife until I visited Cuc Phuong National Park last week A B C You can't go out to play before you will finish your homework A B C Instead of riding a motorbike, walk or cycle while you can A B C How much power we save this year for Earth Hour? A B C English – AT HOME Ex5 Choose the best answer to complete the sentences We should not only…………….more trees but also put much more effort into protecting existing forests A plant B reduce C stop D cut down Lead and aluminium are common………………that can be found in drinking water A contamination B contaminated C contaminates D contaminants People all over the world are working to help save…………animals from extinction A danger B endangered C dangerous D dangerously A(n)…………… is the total amount of greenhouse gases that are generated by our actions A carbon footprint B carbon dioxide C global warming D ecosystem Some manufacturers offered incentives for return of batteries, so that they can or dispose of them safely A waste B dump C recycle D throw away …………….power is the use of wind energy to generate useful work A Natural gas B Coal C Oil D Wind …………… pollution is the contamination of bodies of water such as lakes, rivers, oceans, and groundwater A Water B Air C Soil D Noise Around million……………of plants and animals exist on the Earth A means B classes C styles D species Forest fires not only………….in environmental damage but also huge costs in extinguishing the fires A contribute B result C lead D create 10 Cars and trucks pump out thousands of tonnes of poisonous………………every year A pollutants B exhaust pipes C fumes D chemicals Ex6 Choose the best answer to complete the sentences America says it……………….until other countries……………….more action A won’t act - took B won’t act – take C doesn’t act - will take D acts - don’t take …………… you buy and use a plastic bag, ask yourself if you really need it A Before B When C While D After ………… the arrival of humans on Earth, species became extinct naturally A Before B Since C After D As soon as ……………… my little cousin saw the tiger in the cage, he cried out A Before B Since C When D Until As soon as we ………………….them risks of climate change, we all………… together to fight against A realize - worked B realized - worked C realized - work D will realize – work English – AT HOME 6…………… I get to school, I will show you my writing about the habitat of polar bear A As soon as B While C Until D Till 7………….fossil fuels are burnt, they release large amounts of carbon dioxide into the air A Till B Until C Before D When Most species don’t receive protection their populations reduce to nearly zero A as B when C before D until Ex7 Match the sentences What does ecosystem mean? a It’s “Save the environment: our work” Cars emitting black smoke should be banned What will you with these pictures? b But tomorrow may be even hotter c They can save water, paper, electricity and don’t litter Today is the hottest day I’ve ever known d Terrible! It must be hundreds of them What is the name of your project? e Banning isn’t the best way A fine is more appropriate What is the difference between f It means a system of living organisms and ‘dangerous’ their Is it true that polluted air is more g Dangerous is full of danger while dangerous endangered than smoking? is in danger, at risk I usually see people throw trash in the h I would politely tell them not to so if I street, but I don’t know what to then were you How can children help to save the earth? i I just know that both of them are dangerous 10 Look at the river! There are lots of dead j I’ll use them for my presentation on Earth fish Day Ex8 Combine the pairs of the sentences using the conjunction in the ………… bracket ………… Ice sheets and glaciers are shrinking Sea levels are rising at the same time ………… (while) ………… …………………………………………………………………………………… ………… …… ………… The atmosphere changes and the heat increases It can cause a number of ………… problems (when) ………… ………………………………………………………………………………………… …… We can solve any problem It’s important to understand it first (before) English – AT HOME Let’s encourage our friends to use reusable bags instead of plastic ones -> Why We should always turn off the lights And then we leave a room (as soon as) ………… …………………………………………………………………………………… ………… …… ………… We have killed off all our marine life We must not wait till then (until) ………… …………………………………………………………………………………… ………… …… ………… The disaster passes Then people will need money and determination to ………… rebuild (after) …… …………………………………………………………………………………… It’s a …… good idea Balloons are released into the air They become deadly litter right after that for the (as soon as) governme …………………………………………………………………………………… nts to …… punish the Ex9 Complete the second sentences so that it has a similar meaning to the polluters first one with large Unless treated waste water is used and managed properly, health effects will fines occur -> The -> If …………………… governme …………………………………………………………… nts should People continue using plastic, there will be more plastic than fish in the ocean ………… -> Unless ………… …………………………………………………………………………… ………… The reason why endangered species become extinct is that humans are careless ………… and lack of knowledge ………… -> Since …… ……………………………………………………………………………… We can’t slow down climate change unless we stop using fossil fuels -> If ………………………………………………………………………………… English – AT HOME English – AT HOME