. Complete the sentences with the correct form of the verbs in brackets. 1. If we________ (not recycle) paper now, we’ll need to cut down more trees in the future. 2. If the local people________ (have) fresh water, they wouldn’t have to use polluted water. 3. What________ (happen) if radioactive material was not handled properly? 4. If we recycle more household waste, there________ (be) less damage to the environment. 5. If we________ (not understand) environmental problems, we would not be able to do anything about them. 6. If the polar ice-caps melted completely, Sea levels worldwide________ (rise) about 60 metres. 7. The amount of plastic in the ocean________ (increase) if we________ (not take) action now. 8. These fish________ (not die) if the factory ________ (not dump) its toxic waste into the river. 9. There ________ (not be) enough oxygen if we ________ (not protect) the rainforests. 10. If I ________ (be) the President, I ________ (ban) billboards in cities in order to reduce visual pollution. Use the correct form of the word given to complete each sentence. 1. It’s evidence that this ocean is clean and environmentally________. (pollute) 2. Diseases are primarily due to________ food and air. (contaminate) 3. While some Chemicals may be harmless others can cause________. (damage) 4. Life expectancy has gone down due to________ diseases caused by air pollution. (die) 5. In remote regions, the air is pure and the crops are free of ________ insecticides. (poison) 6. Some scientists warn that light________ damages people and animals. (pollute) 7. Many Chemicals have a________ effect on the environment. (damage) 8. The dumping of________ I sewage into the sea is a source of ocean pollution. (treat) 9. A________ is a substance that makes something dirty, polluted, or poisonous. (contaminate) 10. Water pollution can lead to the________ of aquatic plants and animals. (die) Underline the correct preposition in each of the following sentences. 1. Water pollution can be harmful at / to fish and animals that live along the river. 2. Using drinking water to water the garden is a waste from / of natural resources. 3. Ways must be found to prevent the poisonous gases on / from polluting the air. 4. Textile factories dump tonnes of toxic waste into / at the Citarum River. 5. She’s come up to / with amazing new ideas to help protect the environment. 6. Noise pollution can have harmful effects on / in human health. 7. The overuse of pesticides causes damage in / to the environment. 8. Too much of light pollution results in / of increase in the energy consumption. 9. The river has been polluted with / from toxic waste from local factories. 10. Children should be aware at / of the environmental issues we’re facing.

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Tiếng Anh · Lớp 8

. Complete the sentences with the correct form of the verbs in brackets.

1. If we___don' t recycle_____ paper now, we’ll need to cut down more trees in the future.

2. If the local people__have__fresh water, they wouldn’t have to use polluted water.

3. What___happen_____  if radioactive material was not handled properly?

4. If we recycle more household waste, there__will be__less damage to the environment.

5. If we___don't understand environmental problems, we would not be able to do anything about them.

6. If the polar ice-caps melted completely, Sea levels worldwide_will rise_about 60 metres.

7. The amount of plastic in the ocean___will increase___ if we_don't take action now.

8. These fish_won't die__if the factory _don't dump_its toxic waste into the river.

9. There ___won ' t be___enough oxygen if we __don't protect__the rainforests.

10. If I _will be___the President, I _will ban_ billboards in cities in order to reduce visual pollution.

Use the correct form of the word given to complete each sentence.

1. It’s evidence that this ocean is clean and environmentally_polluted_

2. Diseases are primarily due to__contaminate______ food and air. 

3. While some Chemicals may be harmless others can cause___damage__

4. Life expectancy has gone down due to__die______ diseases caused by air pollution. (die)

5. In remote regions, the air is pure and the crops are free of __poisons______ insecticides. 

6. Some scientists warn that light____pollution____ damages people and animals. 

7. Many Chemicals have a_damage_______ effect on the environment

8. The dumping of___treat_____ I sewage into the sea is a source of ocean pollution. (treat)

9. A________ is a substance that makes something dirty, polluted, or poisonous. (contaminate)

10. Water pollution can lead to the________ of aquatic plants and animals. (die)

Underline the correct preposition in each of the following sentences.

1. Water pollution can be harmful at / to fish and animals that live along the river.

2. Using drinking water to water the garden is a waste from / of natural resources.

3. Ways must be found to prevent the poisonous gases on / from polluting the air.

4. Textile factories dump tonnes of toxic waste into / at the Citarum River.

5. She’s come up to / with amazing new ideas to help protect the environment.

6. Noise pollution can have harmful effects on / in human health.

7. The overuse of pesticides causes damage in / to the environment.

8. Too much of light pollution results in / of increase in the energy consumption.

9. The river has been polluted with / from toxic waste from local factories.

10. Children should be aware at / of the environmental issues we’re facing.

I

1,don't recycle

2,had

3,would happen

4,will be

5,didn't understand

6,would rise

7,will increase/don't take

8,wouldn't die/didn't dump

9,won't be/don't protect

10,were/would ban

II

1,polluted

2,contaminated

3,damaged

4,deadly

5,poisonous

6,pollution

7,damaging

8,untreated

9,contamination

10,death

III

1. Water pollution can be harmful at / to fish and animals that live along the river.
2. Using drinking water to water the garden is a waste from / of natural resources.
3. Ways must be found to prevent the poisonous gases on / from polluting the air.
4. Textile factories dump tonnes of toxic waste into / at the Citarum River.
5. She’s come up to / with amazing new ideas to help protect the environment.
6. Noise pollution can have harmful effects on / in human health.
7. The overuse of pesticides causes damage in / to the environment.
8. Too much of light pollution results in / of increase in the energy consumption.
9. The river has been polluted with / from toxic waste from local factories.
10. Children should be aware at / of the environmental issues we’re facing.