: I. Choose the best answer:

1. If the factory (continues/ to continue/ continued) dumping poison into the lake, all the fish and other aquatic animals will die.

2. Water (pollution/ pollute/ polluted) in the lake has made the fish die.

3. Mi and Nick like (comes/ come/ coming) back Mi’s home village on holiday.

4. If the factory continues dumping poison into the lake, all the fish and other aquatic animals (will die/ to die/ dead)

6. If we (will use/ would use/ use) water carefully, more people will have fresh water.

7. If the factory continues dumping poison (into/ to/ about) the lake, all the fish and other aquatic animals will die

8. Farmers in our area usually use (pesticides/ herbicides/ waste/ sewage) to kill insects

9. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

10. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

11. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

12. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant.

13. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

14. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

15. The (dead/ die/ death/ died) fish are floating in the water.

16. We plant trees, (due to/ because/ because of/ so) we can have fresh air.

17. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50 dBs/ 70dBs), noise pollution happens ( cái này mình cũng không nhớ rõ , ở trong SGK có á , bạn giở ra xem nhé )

18. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

19. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

20. When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

21.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

22.If you (was / were/ are/ could be) in my position, you would understand me.

23.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.

24.Many seabirds were (die/ death/ dead/ died) because of the oil spill.

25.(Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

26. Many animals eat the (litter/ energy/ aqua/ temperature) and become sick.

27. The acid rain has caused (damage/ advantage/ pollutant/ environment) to the trees in this area.

28.If I (have/ has/ had/ will have) one million US dollars , I would build more parks in our city.

#Yumi

30.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes. 31.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

32. If you (was / were/ are/ could be) in my position, you would understand me.

33. If the water temperature (increase/ increases/ is increased/ increased), some aquatic creatures will be unable to reproduce. 34. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

35. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant

36. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

37. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

38. The (dead/ die/ death/ died) fish are floating in the water.

39. We plant trees, (due to/ because/ because of/ so) we can have fresh air

40. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50dBs/ 70dBs), noise pollution happens

41. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

42. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

43.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.( lặp lại câu 30 nhé )

44. Many seabirds were (die/ death/ dead/ died) because of the oil spill

. 45. (Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

46. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

47. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

Ex1:Complete the second sentence so that it has similar meaning to the first sentence

1>The soil is poisoned because,farmers use too many pesticides and herbicides.

-If.............................famers used too many pesticides and herbicides, the soil would be poisoned ...............................................................................................

2>I can't help you unless you tell me what's wrong.

-If....................................you don't tell me what's wrong , I can't help you ......................................................................................

3>Many people have stomachache due to the contaminated food.

-The food..............................is contaminated so many people have stomacchache ....................................................................

4>Stop swimming in that lake,or you will have skin rashes.

-If...................................you don't stop swimming on that lake, you will have skin rashes........................................................................

5>John lives in the area affected by air pollution,so he has breathing problem.

-Because....................................John lives in the area affested by air pollution, he has breathing problem........................................................................

-If.................................John didn't live in the area affected by air pollution, he wouldn't have breathing problem........................................................................................

6>We use eco-friendly products and we can protect environment.

-It we...........................................use eco-friendly products, we can protect environment.......................................................................

7>I think you should volunteer to clean the beach.

-If I were....................................you, I would volunteer to clean the beach.............................................................

8>The air is polluied,so there are breathing problems(leads).

-> The air pollution leads to breathing problems

9>Their children have birth defects because the parents were exposed to radiotion(so)

-> The parents were exposed to radiotion so their children have birth defects

1. The air in John's area is polluted , so he has breathing problem. ( if / because / because of / make / lead )

=>If the air in John's area weren't polluted,he wouldn't have breathing

=>Because The air in John's area is polluted , he has breathing

=>John has breathing because of the polluted air in his area

=>The polluted air in John's area makes him breath

2. The soil is posoned because farmers use too many pesticides and herbicides . ( so )

- If farmer ..didn't use too many pesticides and herbicides,the soil wouldn't be posoned................

=>Farmers use too many pesticides and herbicides,so the soil is posoned

3. Turn off all the lights and you will not pay more money - If you Turn off all the lights,you will not pay more money ..............

Unless you Turn off all the lights,you will pay more money .............. .........................

4. Be careful or you may have an accident -

If .you are careful,you may not have an accident........................

Unless you are careful ,you may have an accident.............................

5. He can't understand what she has said because he doesn't know English . ( If / so / because of )

=>If he knew E,he could understand what she has said

=>he doesn't know E,so He can't understand what she has said

=>Because of not knowing E,he can't understand what she has said

6. Many people have stomachache due to the contaminated food ( because / so / if )

=>Because the food is contaminated,many people have stomachache

7. There is sewage in the lake , so the aquatic animals die . ( because / result / due to / make if )

=>Because there is sewage in the lake,the aquatic animals die

=>Ban lm tg tu nhes

Đề bài là như thế nào bạn nhỉ?

The last time she talked to me was 5 months ago

She hasn't..........talked to me for 5 months................................

The soil is poisoned because farmers use too many pesticides and herbicides

If..............farmers didn't use too many pedesticides and herbicides, the soil wouldn't be poisoned..................................

John lives in the area affected by air pollution, so he has breathing problems

If...................John didn't live in the area affected by air pollution, he wouldn't have breathing problem...........................

Many rivers and lakes are poisoned. Factories produce waste and pour it into rivers and lakes (because)

..................................Many rivers and lakes are poisoned because factories produce waste and pour it into rivers and lakes ...................................................

Plastic are a major source of waste. We should not throw plastic bags everywhere (so)

................................Plastic are a major source of waste, so we should not throw plastic bags everywhere .............................................

The food is contaminated. People's health is poor (results in)

.....................The contaminated food resulted in people's poor health....................................................

We are unable to see the stars in the sky. Light pollution occurs (makes)

..........................Light pollution makes us unable to see the stars in the sky.......................................

Contamination in the air happens. There is acid rain which damages soil, vegetation and aquatic life of the region (causes)

.....................Contamination in the air causes the acid rain which damages soil, vegetation and aquatic life of the region...................................

The last time she talked to me was 5 months ago

She hasn't..........talked to me for 5 months................................

The soil is poisoned because farmers use too many pesticides and herbicides

If..............farmers didn't use too many pedesticides and herbicides, the soil wouldn't be poisoned..................................

John lives in the area affected by air pollution, so he has breathing problems

If...................John didn't live in the area affected by air pollution, he wouldn't have breathing problem...........................

Many rivers and lakes are poisoned. Factories produce waste and pour it into rivers and lakes (because)

..................................Many rivers and lakes are poisoned because factories produce waste and pour it into rivers and lakes ...................................................

Plastic are a major source of waste. We should not throw plastic bags everywhere (so)

................................Plastic are a major source of waste, so we should not throw plastic bags everywhere .............................................

The food is contaminated. People's health is poor (results in)

.....................The contaminated food resulted in people's poor health....................................................

We are unable to see the stars in the sky. Light pollution occurs (makes)

..........................Light pollution makes us unable to see the stars in the sky.......................................

Contamination in the air happens. There is acid rain which damages soil, vegetation and aquatic life of the region (causes)

.....................Contamination in the air causes the acid rain which damages soil, vegetation and aquatic life of the region...................................

Đáp án là B. for: Giới từ “for” dùng để chỉ mục đích.

Đáp án là A. over and over : Lặp đi lặp lại.

Đáp án là C. polluted air: không khí bị ô nhiễm.

attractive

carefully

pollution

cleanliness

attractive

carefully

pollution

cleanliness

17. attactive

18. carefully

19. pollution

20. clealiness