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**U11L1**
*Match the word with its meaning.*
1. reuse a. to keep something to use in the future
2. reduce b. to give something to someone in exchange for something else
3. recycle c. to use something again
4. save d. to make something start working
5. wrap e. to make something less
6. swap f. to cover something completely in paper
7. turn on g. to make something stop working
8. turn off h. to treat waste materials so that they can be used again
*Choose the best option to fill in the blank.*
11. People should ________ noise.
A. reuse B. reduce C. recycle D. All are correct
1. Plastic bottles A. Glasses B. Clothes D. A and B are correct
2. My older sister often ________ old envelopes to decorate her room.
A. Reuses B. can C. paper bags D. plastic bags
3. Lan always ________ books and clothes with her friends and cousins.
A. swaps B. exchanges C. wraps D. A and B are correct
4. You should put used cans and glass bottles into ________.
A. garden B. recycling bin C. organic green bins D. All are correct
5. We should use ________ plastic boxes or bottles because they are good for health and safe for the environment.
A. Reusable B. refillable C. recyclable D. All are correct
6. Soil pollution ________ many bad effects on ecosystems and human life.
A. does B. causes C. makes D. All are correct
7. Many plants and animals die because of ________.
A. noise pollution B. environment C. deforestation D. A and B are correct
8. The air in this city is ________ by emissions from nearby factories.
A. Exchanged B. reduced C. polluted D. All are correct
9. The ________ of water pollution is the death of many types of fishes.
A. Cause B. effect C. reason D. solution
10. Rising sea level can make some cities ________.
A. pollute B. exchange C. appear D. disappear
**U11L1**
*Match the word with its meaning.*
1. reuse a. to keep something to use in the future
2. reduce b. to give something to someone in exchange for something else
3. recycle c. to use something again
4. save d. to make something start working
5. wrap e. to make something less
6. swap f. to cover something completely in paper
7. turn on g. to make something stop working
8. turn off h. to treat waste materials so that they can be used again
*Choose the best option to fill in the blank.*
11. People should ________ noise.
A. reuse B. reduce C. recycle D. All are correct
1. Plastic bottles A. Glasses B. Clothes D. A and B are correct
2. My older sister often ________ old envelopes to decorate her room.
A. Reuses B. can C. paper bags D. plastic bags
3. Lan always ________ books and clothes with her friends and cousins.
A. swaps B. exchanges C. wraps D. A and B are correct
4. You should put used cans and glass bottles into ________.
A. garden B. recycling bin C. organic green bins D. All are correct
5. We should use ________ plastic boxes or bottles because they are good for health and safe for the environment.
A. Reusable B. refillable C. recyclable D. All are correct
6. Soil pollution ________ many bad effects on ecosystems and human life.
A. does B. causes C. makes D. All are correct
7. Many plants and animals die because of ________.
A. noise pollution B. environment C. deforestation D. A and B are correct
8. The air in this city is ________ by emissions from nearby factories.
A. Exchanged B. reduced C. polluted D. All are correct
9. The ________ of water pollution is the death of many types of fishes.
A. Cause B. effect C. reason D. solution
10. Rising sea level can make some cities ________.
A. pollute B. exchange C. appear D. disappear