III. Choose the best answer a,b,c, or d to complete the sentences.

1. Do you know what is the cause __________ pollution?

A, of                                   B. in                            C. on                           D. for

2. Tsunami is one of __________ natural disasters. 

A. worse                      B. worst                       C. worse than              D. the worst

3. Last night’s storm caused a lot of __________ to people in that area.

A. droughts                             B. forests         C. damages                 D. volcanoes

4. As soon as I shut the front door I realised that I________my key in the house.

A. had left                   B. have left                  C. left                          D. was leaving

5. It can’t be denied that English has become an __________ language of the world.

A. national                              B. international       C. cultural           D. multicultural

6. The train __________ the railway station at 8:00 a.m. every morning.

A. leave                                   B. leaving        C. will leave                D. leaves

7.  __________ pollution is harmful or annoying level of noise, as from vehicles, industry activities, etc.

A. Light                                   B. Visual        C. Soil                         D. Noise

8. When they arrived, we _________ the test.

A. had already started             B. have already started          

C. started                     D. already starts

9. Koalas are well-known as the symbol __________ Australia.

A. of                                        B. in                            C. on                           D. for

10. I can’t hear your voice __________ I’m wearing an earplug. 

A. although                             B. due                          C. however                  D. because

11. His grandfather made him __________ hard when he was small 

A. study                                   B. to study                   C. studying                  D. studied

12. Japan suffers from a large number of __________ every year.

A. typhoons                             B. workers                   C. eruption                  D. earthquakes 

13. The fire was raging so fiercely that the rescue workers found it hard to put it __________.

A. down                      B. out                          C. off                           D. with

14. A: What are you doing?

B: We are getting ready. We__________our uncle in hospital.

A: Really? Give him my regards!

A. have been visiting              B. are going to visit     C. visit            D. will be visiting     

15. What is _________ official language of your country?

A. a                                         B. an                            C. the                           D. x

16. A: The alarm's going. It's making an awful noise.

B:  OK, I ________ it off.

A. am switching          B. will switch              C. am going to switch      D. switch

17. There have been some __________ eruptions in this area for the last 10 years.

A. volcanic                              B. scattering                C. homeless                 D. disastrous

18. They are trying __________ residents from the flooded area.

A. evacuate                             B. evacuating              C. evacuated               D. to evacuate

19. All planes_____ before departure.

A. check                      B. will check               C. will be checked                  D. will be checking

20. Many buildings __________ in the earthquake and many people have been trapped there. 

A. collapsed                            B. collapses                 C. collapse                  D. collapsing

21. __________ happens when there is not enough water for farming and drinking.

A. Disaster                              B. Mudslide                C. Drought                  D. Trap

22. After the tornado, a great number of people are made __________.

A. shaking                               B. homeless                 C. raging        D. volcanic

23. Last Sunday we wanted to go skiing, but we couldn’t because in the mountains there was an __________.

A. earthquake                          B. drought                   C. flood                       D. snowstorm

24. I prefer face-to-face conversation __________ video call. 

A. to                                        B. on                           C. of                            D. with

25. Since 1965, the maple tree with red leaves _________ the most well-known Canadian symbol.

A. has become                        B. become                   C. became                   D. becoming

26. Scientists has just come up __________ a solution to hearing loss

A. to                                        B. on                           C. with                        D. down

27. I said that I had met her ______ .

A. yesterday                            B. the previous day                

C. the next day            D. the before day

28. Non-verbal __________ is popular in our daily life.

A. communicate          B. communication

C. communicative       D. communicating

29.  Trung speaks English like a native __________ though he comes from 

A. speak                      B. speaking                 C. speaker                   D. spoke

30. If we dump a plastic into the ground, it __________ a long time to disappear.

A. will take                             B. take                         C. took                        D. takes

V. Choose the letter A, B, C or D to answer these following questions.

There are many causes that lead to water pollution. One main cause of this issue is wastewater coming from many factories and then being directly pulled out into water bodies, especially into rivers or seas without any treatment because this is the most convenient way of disposing wastewater. Industrial waste consists of some kinds of chemical substances such as sulphur, which is harmful for marine life. Lead is known as the main reason for cancer disease. Cancer has become a popular disease in several communes which are called “cancer villages”. Another cause is the awareness of citizens, people always use water for many purposes and then they dump wastewater or garbage directly into rivers, canals and ponds and so on. In 2004, because of a bird flu outbreak in Viet Nam, people threw poultry to water body that made water highly polluted.

1.  How many causes of water pollutions are listed in the passage?

A.  one             B. two                          C. three          D. four

2.  Is the sewage from factories treated before dumping into water bodies?

A.  Yes, it is                                                      B. No, it isn’t

3.  What is the main reason for cancer disease?

A.  rice              B. rain                         C. lead                        D. food

4.  What is cancer called when it has become a popular disease in several communes?

A.  cancer grounds   B. cancer offices        C. cancer pollutions   D. cancer villages

5.  What did Vietnamese do in 2004?

A.  They bought dead poultry.                         B. They ate dead poultry.

                C. They threw dead poultry into water.       D. They dig dead poultry under ground

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.

II. Choose the best answer A, B, C or D to complete the following sentences

1. Air __________ is causing many environmental problems in our cities today.

A. pollute               B. pollution            C. polluting            D. polluted

2. If you can speak English, you __________ able to go to Canada.

A. will be               B. will                    C. were                  D. are

3.The road in front of my office is always __________ when it rains heavily.

A. to flood             B. flooding            C. flood                 D. flooded

4. Singapore is famous for its __________ and green trees.

A. cleanliness         B. cleanly               C. cleaning             D. clean

5. After I __________ in the room, she left.

A. come                 B. had come           C. came                  D. will come

6. This is one of the worst volcanic __________ in this year.

A. eruption            B. erupt                  C. erupting             D. eruptive

7. The roof of the building __________ in a storm a few days ago.

A. damaged           B. was damaged     C. has damaged     D. has been damaged

8. In some English speaking countries, turkey is __________food at Christmas.

A. national             B. historical           C. traditional          D. possible

9. People use ________to ease the victim’s pain and anxiety.

A. first-aid             B. a weelchair        C. an ambulance    D. an eye chart

10. I like books _________ in the USA.

A. to print              B. printing             C. printed               D. print

11. Ha Long Bay is recognized ________ UNESCO as the world Heritage site.

A. for                     B. by                      C. in                       D. of

12. The teachers show me how to ________ the environment.

A. protect               B. write                  C. make                 D. recycle

13. That motorbikes ________ in Japan in 2012.

A. is made             B. was made          C. made                 D. were made

14. Vietnam is a ________ country.

A. rice-exporting   B. rice exported     C. exports rice       D. exporting- rice

15. The woman ________ by the window is my aunt.

A. is sitting            B. sitting                C. sat                     D. sits

16. Would you mind ________ the door? – No, of course not.

A. closing              B. close                  C. to close              D. to closing

17. It’s _________ to climb up that big tall tree.

A. danger               B. dangerous         C. endanger           D. dangerously

18. I am sure ________ he will pass the exam.

A. what                  B. this                    C. where                D. that
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