Cho vào chỗ trống với các dạng đúng của động từ trong ngoặc:

1.Do you suggest that he............................. English with his friends? (speak)

2. A........................faucet can waste 500 liters of water a month. (drip)

3. She suggested that they................................ trees leaves to wrap food. (use)

4. Our boss suggested ...................late tonight. (work)

5. He looked forward to .........................abroad so much. (go)

giup mik nha cac ban

thankssssssssssss cac ban nhieu

Give correct form of the words in brackets:

1. Factories dump................ waste into lakes and rivers . (industry)

2. The .............. of water can make people and other animals die . (contaminate)

3.Households dump waste into the river so it is ................(pollute)

4.Since the parents were exposed to............. , their children have birth defects .(radioactive)

5. If we use water ............., more people will have fresh water.(care)

6. The.................. fish are floating in the water . (die)

7. Do you know what.............. cause air pollution? (pollute)

8. The river is .........................by the dumping from nearby factories.(contaminate)

9. Noise pollution can also lead to headaches and high blood..........................(press)

10. Dumping........................waste into the lakes and rivers has cause serious water pollution.(industry)

I.Put the verbs into the correct form:

1.If people (be)..............fully aware of the dangers of air pollution,they (damage)....................the atmosphere this way

2.We (not be).......................able to drink that water if it is not refined

3.If you (reduce)........................the number of bulbs in your house,you (pay)....................less money for the electricity bill next month

II.Fill in the blank with the correct form of the given word

1.Many people don't know about the........................of soil pollution (dangerous)

2.The river is seriously....................by the factory's waste (contaminate)

3.The water color can show us how..................the river is (pollute)

III.Find one mistake in each sentence and correct it

1.Constant exposure to noise pollution will lead in the loss of hearing (gạch chân ở to,will,in,loss)

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/ 50 dBs/ 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. 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)

X. Read the passage carefully and do the tasks.
There are many kinds of pollution. Air, water, and land can be polluted. Some pollution is caused by
nature, such as foods, forest fires, and volcanoes. People are the major Cause of pollution. We pollute the
air with our cars, homes, and factories. Smoke from factories and car exhaust makes the air looks gray and
smoggy. Some people cannot go outside when the air is very bad! We pollute the water by dumping
garbage and Chemicals in the water. Plants and animals die because of the pollution in the water. We
pollute the soil with Chemicals and garbage. We harm the land by cutting down trees in the forest,
especially to build roads and new houses without careful planning and thinking.
The only way to save our environment is to think about pollution. How can you stop or limit pollution?
How do we protect our environment? Conservation is one way to protect our environment. Conservation is
the wise use and protection of our environment. We can control water pollution by not producing as much
as waste and by proper disposal of sewage and garbage. We can take care of recreation land by cleaning up,
after ourselves and not causing more pollution. Carpooling and public transportation will help reduce air
pollution.
Recycling is a type of conservation. Recycling is reusing items over again or in a new way. Recycling can
help us conserve our natural resources so they will last many more years. A. Find the word in bold in the
passage that means:
1. the protection of the natural environment ____
2. have a bad effect on something ____
3. a large amount of water covering an, area that usually dry ____
4. sharing a car ride with other people ____
5. waste gases that come out of an engine ____
6. the process of making air, water, soil, etc. dirty ____
7. get rid of ____
B. Choose the correct answers.
1. According to the passage, pollution________
A. is always caused by humans. B. can only be caused by nature.
C. is mainly caused by humans. D. may sometimes cause natural disasters.
2. What kind of pollution may a car cause?
A. Air pollution B. Water pollution C. Soil pollution D. Light pollution
3. Which of the followings is not an example of soil pollution?
A. Land development B. Waste disposal
C. Pesticide or fertilizer use D. Exhaust from traffic
4. How can we help save our environment?
A. Stop pollution. B. Dump garbage into the river.
C. Drive cars everywhere. D. Cut down trees in the forests.
5. How does recycling help the environment?
A. It expands landfills. B. It saves natural resources.
C. It increases water pollution. D. It causes air pollution.

6. What can we do to help reduce air pollution?
A. Walk or bike B. Carpool to work or school
C. Use public transport D. All of the above
7. What is the main idea of this article?
A.The air is dirty because of cars and factories. B. The soil gets polluted from littering.
C.People cause pollution, but they can also stop or limit it.
D. Conservation is the only way to stop environmental pollution.