Bài tập ôn tập Tiếng Anh 9 - Unit 6: The environment

 UNIT 6 - GRADE 9: THE ENVIRONMENT 
I. CHOOSE THE CORRECT ANSWERS TO COMPLETE THE FOLLOWING 
 SENTENCES: 
1. Farmers usually use ____________ to kill insects and weeds. 
 A. dynamite B. treasures C. Power D. Pesticides 
2. I’m ____________ that most of us have spoiled this area. 
 A. Disappoint B. Disappointing C. Disappointed D. Disappointedly 
3. They are very busy; ____________, they can’t go shopping with me. 
 A. However B. Therefore C. Moreover D. So 
4. In winter, heating ____________ for 50 per cent of our electricity bill. 
 A. Takes B. Costs C. Accounts D. Get 
5. ____________ the pollution in that lake is extremely bad, we shouldn’t swim there. 
 A. Because of B. When C. As D. While 
6. I’m ____________ that people have spoiled this area. 
 A. Glad B. Pleased C. Disappointed D. Satisfied 
7. The local authority should ____________ the fish catching by electricity. 
 A. Protect B. Allow C. Permit D. Prohibit 
8. He is tired ____________ he stayed up late watching TV. 
 A. Because B. So C. But D. And 
9. Raw sewage ____________ directly into the sea. 
 A. Pumps B. Is pumped C. Was pumped D. Pumped 
10. If we go ____________ littering, the environment will become seriously polluted. 
 A. To B. For C. On D. From 
11. If we polluted the water, we ____________ no fresh water to use. 
 A. Have B. Will have C. Had D. Would have 
12. Mrs.Green became worried ____________ her daughter was late. 
 A. That B. Which C. So D. What 
13. The air is polluted ____________ there’s too much traffic. 
 A. So B. But C. Since D. And 
14. My sister ____________ English since 2006. 
 A. Studies B. Is studying C. Studied D. Has studied 
15. You should clean ____________ all the trash on the ground before leaving. 
 A. Over B. Out C. Off D. Up 
16. “Would you like me to collect you?” – “____________.” 
 A. Yes, I like B. No at all C.I’d love to D. No, I wouldn’t 
17. ____________ take the train instead of the bus? It’s faster. 
 A. Why not B. Why don’t C. Let’s D. How about 
18. We have to ____________ our environment to keep it from harm before it’s too late. 
 A. Protest B. Protect C. Provide D. Minimize 
 B: __________________. 
 A. No, thanks B. Yes, please C. I agree with you D. No, I 
 think so 
35. This is one possible solution to the problem. ____________, there are others. 
 A. Although B. Because C. Therefore D. However 
36. These vegetables are poisonous, they are ____________. 
 A. Eatable B. Edible C. Inedible D. Eaten 
37. ____________ the pollution in that river is awfully bad, the water is not fit to drink. 
 A. Because of B. Since C. When D. Although 
38. If you cut down the trees in the forests, there ____________ big floods every year. 
 A. Is B. Are C. Will be D. Would be 
39. What about ____________ used paper, bottles and cans every day? 
 A. Collect B. To collect C. Collected D. Collecting 
40. Don’t forget to turn ____________ the lights when you leave the classroom. 
 A. On B. Out C. Off D. Up 
41. I’m trying to cut down ____________ the amount of driving I do to save energy. 
 A. Off B. To C. Out of D. On 
42. ____________ throw trash into the water? – I think trash can pollute the water. 
 A. Why don’t B. How about C. Why not D. How can we 
43. That boy spoke ____________ English, but he didn’t win first prize in the competition. 
 A. Well B. Fluently C. Good D. Quickly 
44. Tom’s grandmother ____________ him when his parents went on a trip. 
 A. Took care B. Looked after C. Look after D. Take care of 
45. What about collecting used paper, bottles, and cans every day? 
 A. Yes, let’s B. Yes, of course C. Not, let’s not D. That’s a good idea! 
46. It rained heavily ____________ they stayed there for the night. 
 A. But B. And C. Or D. So 
47. We ran out of gas; ____________, we arrived in Ha Noi very late. 
 A. However B. Therefore C. So D. But 
48. If you park your car in a wrong place, you have to____________ a fine. 
 A. Get B. Buy C. Pay D. Sell 
49. “ Would you mind ____________ me your bike?” 
 A. To lend B. Lending C. To borrow D. Borrow 
50. Mrs. Jones will provide a picnic lunch ____________ us. 
 A. For B. To C. With D. By 
51. Study harder ____________ you’ll succeed in the exam. 
 A. So B. Or C. And D. But 
52. The field is ____________ with plastic and tins if all the pollution goes on. 
 A. Full B. Empty C. Covered D. many 
(***)The (13) ____________ is everything around us, both natural and made by man. A 
major problem in the world today is the (14) ____________ of the natural environment. 
 This is a complicated problem. We (15) ____________ fuel, and this causes air pollution. 
We throw away plastic bags, containing toys and other objects. These stay in the 
environment; they are not like paper or wood that slowly (16) ____________. We have made 
thousands of new chemicals. Factories that make or use (17) ____________ always have 
chemical wastes. These are often (18) ____________, and they also stay in the environment. 
13. A. Accident B. Problem C. Environment D. Rubbish 
14. A. Destruction B. Area C. Problem D. Death 
15. A. Produce B. Use C. Fill D. Burn 
16. A. Burn B. Disappear C. Appear D. Reduce 
17. A. Water B. Air C. Chemicals D. Energy 
18. A. Poisonous B. Healthful C. Healthy D. Useful 
 (****) These days it is impossible to open a newspaper (13) ____________ reading about 
the damage we are doing to the environment. The Earth is being threatened and the future 
looks bad. (14) ____________ can each of us do? We can’t clean (15) ____________ our 
polluted rivers and seas overnight. Not can we stop the disappearance of plants and animals. 
But we can stop adding to the problem (16) ____________ scientists look for answers. 
 It may not be easy to change your lifestyle (17) ____________ but some steps are easy to 
take: cut down the amount of driving you do, or use as little plastic as possible. It is also easy 
to save energy, which also (18) ____________ household bills. We must all make a personal 
decision to work for the future of our planet if we want to ensure a better world for our 
grandchildren. 
13. A. With B. But C. And D. Without 
14. A. What B. Where C. When D. Why 
15. A. To B. Up C. On D. In 
16. A. While B. When C. Within D. During 
17. A. Complete B. Completely C. To complete D. Completeness 
18. A. Supplies B. Adds C. Reduces D. Decreasing 
III. READ THE PASSAGE CAREFULLY AND DECIDE IF THE FOLLOWING 
 SENTENCES ARE TRUE OR FALSE: 
 Passage 1 
 Last week, our class had a discussion on how to protect the environment, and we came up 
with some interesting, practical suggestions. Some student suggested using banana leaves to 
wrap food in other to save paper. Another idea is to reuse and recycle bottles and cans so that 
we can reduce garbage and save our natural resources. Some other students have decided to 
go to school by bicycle to save energy and keep the air clean. But, another group gave a 
 Firstly, there is raw sewage, which is pumped directly into the sea. Many countries, 
 both developed and developing, are guilty of doing this. 
 Secondly, ships drop about 6 million tons of garbage into the sea each year. 
 Thirdly, there are oil spills from ships. A ship has an accident and oil leaks from the vessel. 
 This not only pollutes the water, but it also kills marine life. Next, there are waste materials 
 from factories. Without proper regulations, factory owners let the waste run directly into the 
 rivers, which then leads to the sea. And finally, oil is washed from the land. 
 This can be the result of carelessness or a deliberate dumping of waste. 
 19. Our oceans are becoming very polluted. ___________ 
 20. Waste materials from factories don't cause the pollution. ______________ 
 21. Ships drop about 6 million tons of garbage into the sea each year. __________ 
 22. Oil is not washed from the land. ___________ 
 23. What's the passage mainly about? 
 A. Everybody cause pollution to oceans. C. How our oceans are 
 polluted. 
 B. Pollution of oceans comes from raw sewage. D. Oceans are polluted by factories. 
 24. What is untrue about the text? 
 A. Our oceans are very polluted now. 
 B. People have polluted the oceans. 
 C. A great amount of garbage is dropped into the sea. 
 D. Developed countries are guilty of dirtying the oceans. 
 IV. WORDFORM 
1. We should replace 100- watt bulbs with ___________ ones (energy) 
2. Ultimately these ______________ help save money and conserve natural resources. 
 (Innovate) 
3. All buildings in Sweden will be ________________________ by solar energy in 2015. (hot) 
4. In order to keep our environment ________________, we shouldn’t drop litter in public 
 places. (pollute) 
5. I’m very _________________ that they use electricity to catch fish (worry) 
6. He is one of the most famous ___________________ in the world (environment) 
7. I am ____________ disappointed to known my children have not cleaned up all the trash yet. 
 (extreme) 
8. Neighbors _________________ to the police about the noise form that house last night. 
 (complaint) 
9. ______________________ are interested in the protection of the environment. (conserve) 
10. Smoking can cause ________________ diseases. (respire) 
11. In order to keep our environment_________________ we shouldn’t drop litter in public 
 places. (pollute) 
12. Speaking in public seems to come quite________________ to her. (Nature) 
13. Recycled_________________ are of the same quality as those made from non-recycled 
 material. (produce) 
14. In Singapore, anyone is caught littering on the trees will be fined______________ (heavy) 
 ________________________________________________________________________ 
10. Of the house / to receive / from the sun / are in stalled / on the roof / the energy / solar 
 panel /. 
 ________________________________________________________________________ 
11. Something / be / about / done / must / pollution / this /. 
___________________________________________________________________________ 
VI. REWRITE: 
1. With his hard work, he can improve his English pronunciation quickly 
 If he 
 _______________________________________________________________________ 
2. David couldn’t pass in his final exam because of his serious sickness 
 Because David __________________________________________________ 
3. You didn’t phone me about it. I’m disappointed with this. 
 I’m ___________________________________________________________ 
4. As she was violently sick, she couldn’t come to class. 
 Because of _____________________________________________________ 
5. Studying hard is a good way for you to pass the exam easily. 
 If ____________________________________________________________ 
6. The last time I went out with her was two months ago 
 I haven’t _______________________________________________________ 
7. Because of out advice, they didn’t throw trash onto the water. 
 Since _________________________________________________________ 
8. We can reduce the amount of water by taking a shower instead of a bath. 
 If_____________________________________________________________ 
9. Studying hard is the key to success. 
 If _____________________________________________________________ 
10. Since the water is polluted, we can’t swim in that part of river 
 Because of _____________________________________________________ 
11. We are going to Da Lat tomorrow. I’m excited about this. 
 I’m ___________________________________________________________ 
12. Watching the films on the Disney Channel will make your English better. 
 Your English will ________________________________________________ 
13. She couldn’t come to class because of her serious illness. 
 As ____________________________________________________________ 
14. Putting garbage into the bins is one answer to minimizing pollution 
 If _____________________________________________________________ 
15. Since the water is polluted, we can’t use it 
 Because of ______________________________________________________ 
16. Laziness won’t make you succeed in your life.