(1). I am one of your closed friends, ............? A. am not I B. will be C. aren't D. am I

(2). If people go on destroying the environment, there ......... more disasters. A. Will be B. Are C.Waste D. reduce

(3). We should take a shower instead of a bath to ........ water. A. use B. save C. waste D. reduce

(4). Because plastic bags are very hard to .............They will cause pollution. A. dissolve B. wrap C. tear D. collect

(5). People nowadays are interested ............ saving money and natural resources. A. on B. in C. with D. to

(6). I've ........... my glasses everywhere but I can't find them anywhere. A. looked B. looked after C. looked for D. looked into

1. ... Air is one of the many problems we have to solve.
A. Pollute
B. Polluted
C. Polluting
D. Pollution
2. If you want to save money, you should ... the amount of water your family uses.
A. Increase
B. Reuse
C. Reduce
D. Repair
3. These materials can be ... into another packaging products.
A. Recycled
B. Reduced
C. Reused
D. Removed
4. Crops are sprayed with ... to kill insects.
A. Fertilizer
B. Pesticide
C. Water
D. Dynamite
5. Because plastic bags are very hard to ... they will cause pollution.
A. Wrap
B. Collect
C. Litter
D. Dissolve
6. What are you looking ... ? - My picture book. I've lost it.
A. On
B. Off
C. After
D. For
7. The roof ... under the weight of snow last night.
A. Hurricane
B. Earthquake
8. We are going to ... the anniversary for our 50th wedding.
A. To celebrate
B. Celebrated
C. Celebrating
D. Celebrate

1. ... Air is one of the many problems we have to solve.
A. Pollute
B. Polluted
C. Polluting
D. Pollution
2. If you want to save money, you should ... the amount of water your family uses.
A. Increase
B. Reuse
C. Reduce
D. Repair
3. These materials can be ... into another packaging products.
A. Recycled
B. Reduced
C. Reused
D. Removed
4. Crops are sprayed with ... to kill insects.
A. Fertilizer
B. Pesticide
C. Water
D. Dynamite
5. Because plastic bags are very hard to ... they will cause pollution.
A. Wrap
B. Collect
C. Litter
D. Dissolve
6. What are you looking ... ? - My picture book. I've lost it.
A. On
B. Off
C. After
D. For
7. The roof ... under the weight of snow last night.
A. Hurricane
B. Earthquake
8. We are going to ... the anniversary for our 50^th wedding.
A. To celebrate
B. Celebrated
C. Celebrating
D. Celebrate

1. This is the latest news _____ you might want to know.

A. who B. it C. that D. what

2. During the past few years she _____ on her small salary.

A. lives B. is living C. would live D. has lived

3. By the time you came, the meal _____

A. would have been prepared B. have been prepared C. had been prepared D. will have been prepared

4. They don't like foreign films, _____ ?

A. don't they B. do they C. will they D. won't they

5. Although it was so late at night, they kept _____ a conversation with me.

A. carry on B. carrrying on C. talking D. taking

6. I _____ the weather because I had been living there for a long time.

A. are used to B. was used to C. used to D. didn't use to

7. I wished I _____ the front door open last night.

A. didn't leave B. hadn't left C. haven't left D. wouldn't have left

8. If I were you, I _____ all the money

A. lose B. didn't lose C. wouldn't lose D. wouldn't have lost

9. Foreign tourists would like to travel in Vietnam because Vietnamese people are very friendly _____ them.

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

10. _____ the price of petrol has risen, we are going to use the motorbike instead of the car.

A. In order of B. Because C. Despite D. Unless

1. My classmates suggested playing chess but I prefer ________ hike and seek.

A. playing B. play C. played D to playing

2. You don't like English food. What about ________Chinese food?

A. to eat B. eat C. eating D. ate

3. I think we should ________ up our neighborhood.

A. to clean B. clean C. cleaning D. cleaned

4. Our teacher suggests ________a meeting to discuss about the solution to keep our environment clean.

A. to hold B. hold C. holding D. held

5. Her former leader suggests that she should ________ harder to break her past records.

A. to train B. train C. training D. trained

6. The children volunteer to clean up the local park ________ there are lot of used cans and trash there.

A. but B. because C. and D. so

7. Her mother took her to the zoo ________ it owed her some rare animals.

A. but B. because C. and D. so

8. The "Green Sunday" was short: ________, the students enjoyed it very much.

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

9. Hoa missed the bus this morning, ________ she went to school late.

A. but B. so C. however D. and

10. Dioxins are dangerous chemicals________ they can cause cancer and birth defects.

A. but B. however C. because D. therefore

11. The children ate too much sweet ________ they get toothache easily.

A. so B. and C. but D. because

12. Organically grown fruits and vegetables may not look as perfect, ________ it's good for your health.

A. so B. and C. however D. therefor

13. Thousand s of gallons of water were polluted ________some body spilled the motor oil and it swept into the ground.

A. because B. so C. and D. however

14. ________ we use less electricity, power plants will burn less fuel.

A. If B. So C. Therefore D. Because

15. Old newspapers can be used to make newspapers, ________ you can collect them and bring them to the recycling center.

A. so B. because C. and D. therefore

16. Don't use Styrofoam or aerosol spray ________ they both contain chlorofluorocarbons.

A. so B. because C. and D. for

17. Pesticides are chemicals poisons used by farmers to kill weeds and insect pests, ________ some pesticides are still in the food when it gets to the market.

A. so B. because C. and D. however

18. We use paper whenever we can, ________ the backs of envelopes or the clean backs of notebook sheets are great for scrap paper.

A. so B. because C. but D. however

18. He didn't go to school yesterday; ______.he had to ask his friends what they learned then.

A. but B. therefore C. and D. so

20. The countryside is very peaceful ________ the air is so fresh.

A. but B. and C. therefore D. because

21. Ba missed the Math test yesterday. ________, he will have to do it next week.

A. therefore B. but C. and D. because

22. My sister is very tired: ________, she still has to cook dinner for the family.

A. so B. however C. and D. as

23. She doesn't look so pretty ________.She has soft voice.

A. and B. but C. so D. however

24. They don't like the opera ________ it doesn't look sound interesting.

A. and B. but C. because D. so

25. Daisy is very nice: ________, all her friends love her very much.

A. and B. so C. therefore D. because

26. Can you turn_________ the lights? It's too dark.

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

27. What are you looking ________? My picture book. I've lost it.

A. on B. off C. for D. after

28. There are ________ saving methods and inventions to use solar energy.

A. energetic B. energize C. energy D. power

29. I had to pay much money this month for the international________.

A. calls B. calling C. to call D. called

30. A new – conditioner will be ________ this morning.

A. to install B. installed C. installing D. to install.

31. Scientists are looking for an ________ way to educe energy consumption.

A. effect B. affection C. effective D. effectively

32. We can ________ easily in the daylight.

A. to read B. reading C. read D. readable

33. She won't take all these suitcases ________ she likes to travel lightly

A. so B. but C. because D. and

34. They are completely short of water now. A number of people have died because of this ___

A. shortage B. short C. shorten D. shortening

35. What can we do to spend less ________ lighting?

A. in B. on C. about D. at

36. There will be a _______cut tomorrow in Bu Nho.

A. energetic B. energize C. energy D. power

37. Your house needs _________ right now it's too old.

A. paint B. painted C. to paint D. painting

38. My father used to make me ________hard at night.

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

39. Will you _________for dinner one night.

A. across B. down C. over D. in

40. It is necessary that the government ________something about it immediately.

A. do B. did C. to do D. have done

41. He talks as if he_________ about it clearly.

A. know B. to know C. knowing D. knew

42. She _______ hard last night. She did her test perfectly this morning.

A. can have studied B. might have studied

C. should have studied D. must have studied

43. That's the _______ interesting novel I've ever read.

A. more B. even C. most D. every

44. My color TV, _______ I bought 10 years ago, still gives beautiful pictures.

A. which B. that C. what D. X

45. He is very stubborn, so it will be difficult to _______ him to go.

A. persuade B. suggest C. make D. prevent

46. "Who is Mr. Medley?" "I have no idea. I've never heard _______ him".

A. about B. from C. after D. of

47. Children are _______ to overcome problems.

A. determine B. determined C. determinant D. determination

48. They will be sent to work in America _______ their English is better next year.

A. when B. unless C. if D. because

49. I've never ______very well with my brother. We've got completely different personalities.

A. got off B. got on C. got away D. got up

50. ____ lion dancing is very popular in Viet Nam, my friend Andy does not enjoy it.

A. But B. Although C. If D. However

1. .......Is chemical used for killing insects.

A. Pollution B. Dynamite B. Pesticide D. deforestation

2. They are trying on save the animals......extinction.

A. on B. to C. from D. for

3. The air in the country is .........fresher and purrer than in the city

A. extreme B. actually C. kindly D. until

4. ........air is one of the many problems we have to solve

A. Pure B, Pollution C. Dust D. Pleasant.

5. I'm disappointed......people have spoiled his area.

A. that B. when B. if D. with

6. We couldn't go on a picnic as planned.....it was raining hard

A. although B. but C. because D. so

7. We can eat at home or,........you prefer, we can go to a restaurant.

A. When B. whether C. if D. unless.

8. Because plastic bags are very hard to......They will cause ollution.

A. dissolve B. wrap C. tear D. unless.

9. I think we should.....lazy students from throwing trash.

A. ticket B. attenntion C. fee D. Fine

10. Our flight from Amsterdam to London was delayed......he heavy fog.

A. because of B. in spite of C. because . though.

11. The wall is covered.......posters advertusing a few films.

A. in B. forward. C. because D. though

12. This river is polluted, a lot of fish died and floated on the......

A. water line B. water face C. water front D. water surface.

13. We stayed at home it.......was raining heavily.

A. since B. and C. but D. so

14. If they......students, they must wear uniform.

A. were B. had C. are D. was.

L. Choose the best answer to complete the sentence.
1. Careless driving also accounts_________the the increasing number of traffic accidents.
c. with b. on d. for a. into
2. It was nice___________you to come and see me.
c. of d. to a. for b. with
3. Don't_________television. The baby is sleeping.
a. turn on b. turn of c. look at d. look into
4. The traffic lights were on red___________she didn't stop
a. so b. and c. but d. or
5. He suggests __________at least eight glasses of water a day
a. us to drink b. we should drinlk c. we will drink d. we drinking
6. At the party I met some people __________names I don't remember.
b. those c. who's a. whose d. their
7. Many tourists enjoy festivals in Viet Nam__________they do not understand Vietnamese culture very much.
b. though a. because c. since d.if
8. Because plastic bags are very hard to________, they will cause pollution.
b. recycle c. reduce d. dissolve a. produce
9. The school gym has___________gym equipment.
b. some of c. a lot of d. a few a. many
10. "Let's eat out this dinner." " __________”
a. Yes, OK. b. My pleasure. c. Yes, please. d. Certainly