de on tham khao 6

EXERCISES
I/ Pick out the word which has the underlined part pronounced different from the rest :
1. A. oxygen B. supply C. healthy D. slowly
2. A. amount B. count C. mountain D. course
3. A. reasonable B. threaten C. release D. keenness
4. A. child B. ill C. wild D. nice
5. A. mounted B. dated C. conquered D. handed
II/ Pick out the word whose syllable is stressed differently from the others :
6 . A. contaminate B .occur C. release D. sulphur
7. A. prevent B. natural C. mineral D. common
8. A. protect B. enrich C. region D. mature
9. A. homework B. family C. hospital D. reunion
10. A. information B. conservation C. environment D. occupation
III / Choose the correct answer among A, B, C, or D for each space :
11. Language is not necessarily the private ________ of those who use it .
A . instruction B. property C . importance D. guidance .
12. An important part of conservation is the _________ of waste .
A . preservation B. prevention C. production D. pollution .
13. “ Wild-life-preserves “ are areas where wild animals are _______ within their natural environment.
A. hunted B .threatened C. protected D. discarded .
14. Most children are ill-prepared for employment .
A. Most children are ill when they prepare to go to work .
B. Most children are not well qualified for employment.
C. Most children are willing to do their job.
D. Most children are ill, but they prepare their jobs.
15. Farmers can help enrich the soil by __________ fertilizers.
A .to add B adding C added D. the addition.
16. Oxygen is a __________ gas.
A. Poisonous B. odourless C. dangerous D. harmful.
17 . Clean air __________ us with a healthy supply of oxygen .
A. gives B. pours C . provides D .exhausts

18. Most forest fires are caused by humans ; _________ are caused by lightning .
A. only a few B. only few C. only a little D. only several .
19. Hurry up ! We have ________ time to catch the last train home .
A . little B . a little C. a few D . few
20. How ________ sugar do you want ? _ Not _______ , just ________ .
A . many / many / little B . much / much / a little
C. many / many / a few D . much / much / few
21. People say that playing football is the most interesting. It means___________________ .
A. The most important thing is the most interesting.
B. It was said that playing football is the most interesting.
C. It is said that playing football was the most interesting.
D. Playing football is said to be the most interesting.
22. Don’t drink ________ wine . It’s bad for your health .
A. many of B. so much C. a lot of D. many
23. What would John do if he ______ the director of this company ?
A. is B. was C. were D. has been
24. _______ my students are familiar with this kind of school activities .
A. Most B. Most of C. A few D. Few
25. You have made _______ mistakes in your writing .
A. so much B. a lot of C. little of D. much of
26. The _______ of the moon for the earth causes the tides .
A. attract B. attracted C. attractive D. attraction
27. Your bad result made me __________
A. disappoint B. disappointment C. disappointed D. disappointing
28. The flight to London was postponed because ______ the bad weather .
A. at B. of C. on D. for
29. Car _______ contains carbon monoxide which is invisible but dangerous .
A. rubbish B. garbage C. exhaust D. air
30. Irag is very _________ oil .
A. richness of B. rich in C. of rich in D. getting rich in

31. She was _____ she could not say anything .
A. so surprised at the news that B. such surprised at the news that
C. so surprised of the news that D. so that surprised for the news that
32. “ Interpol ” is combined from the two words ___________________________ .
A. internet and pole B. internet and police
B. international and pole D. international and police
33. She determined to _______ her brother at work and games .
A. outdo B. outrun C. outlive D. outplay
34. Would you mind ________ in the theatre ?
A. do not smoke B. smoke not C. not to smoke D. not smoking
35. My parents didn’t permit me ________ out last night .
A. gone B. went C. to go D. going
36. If he pays _________ to what the teacher says , he might make progress .
A. care B. attention C. notice D. sight
37. I was doing my homework when the telephone _______ .
A. rings B. is ringing C. rang D. was ringing
38. He died after he _______ ill for a long time .
A. is B. was C. have been D. had been
39. I’ll come as soon as I _________ my homework .
A. will finish B . finish C. have finished D. B &C are correct
40 The people with ______ he used to live have just come to see him .
A. who B. whom C. that D. whose
41. Do you remember the day ________ we got lost ?
A. where B. when C. whom D. which
42. No trees can grow in that soil . It is _______ .
A. treeless B. restless C. careless D. crowded
43. Hurry up or you’ll be late ________ school .
A. for B. in C. at D. on
44. Since the weather was so bad , we had to stay at home .
A. When we didn’t go out , the weather was bad .

B. Because of the bad weather , we had to stay at home .
C. If the weather was bad , we couldn’t go out .
D. Although the weather was bad . we went out .
45._ “ Did you come to Tom’s wedding party ?”
_ “ No, I would have come there , ______________ me .”
A. if he invited B. if he had invited C. if he has invited D. would he invite
46. Hanoi, ...............capital of Vietnam, is an interesting place to visit.
A. a B. an C. the D. no article
47. He has lived in ............. United Kingdom.
A. a B. an C. the D. no article
48. Since the invention of movies, films have shared ............. TV.
A. for B . at C. of D. with
49. He dropped the glass and it broke .............. pieces.
A. in B . off C. over D. into
50. A computer can be used...............many purposes.
A. for B. of C. with D. without
IV/ Choose the underlined word or phrase in each sentence that needs correcting :
51. Farmers can protected their land by yearly rotation of crops .
(A) (B) (C) (D)
52. The museum is now open for all visitors .
(A) (B) (C) (D)
53. This is the picture of the town where we visited last summer .
(A) (B) (C) (D)
54. I’m not used to drive on the left .
(A) (B) (C) (D)
55. Is this the book you are looking for it ?
(A) (B) (C) (D)
56. Factories have to treat their waste so as to they are less harmful to people and our
A B C D
environment .

57. She was waiting nervous in the waiting room for the interview .
A B C D
58. _ Let’s go out for a drink .
A B
_ I suggest staying at home and watch television .
C D
59. Factories also manufacturing things that we need in the daily life .
A B C D
60. My friend Jack, who parents live in Glasgow, invited me to spend Christmas in Scotland.
A B C D
V/ Read the text carefully and then choose the correct answers :
There are many sources of pollution our modern world . At present , the most serious sources are acid
rain, car exhaust fumes and oil spills . Factory chimneys give out smoke that contains sulphur dioxide
and nitrogen oxide . These gases combine with moisture in the atmosphere to form sulphuric acid and
nitric acid . When it rains . these acids dissolve in the rain and make it acidic . Acid rain is believed to
be the worst pollution of all . It has harmed aquatic life by turning many lakes into lifeless bodies of
water .Car exhaust fumes contain carbon monoxide and lead which are highly poisonous . In big cities .
the exhaust fumes build up and pose a health hazard to human beings . Pollution of the sea by oil
threatens marine life . Much the oil comes from ships that clean their fuel tanks while at sea . Offshore
oil wells also discharge vast amounts of oil into the sea . Pollution of the sea can also be caused by oil
spills .
61. What are the most serious sources of pollution ?
A. oil , smoke from houses , and water .
B. acid rain, car exhaust fumes , and oil spills .
C. water spills , smog , and rubbish .
D. all are correct .
62. Smoke from factory chimneys ________________ .
A. does no harm to us B. is necessary for manufacture
C. is not harmful to our heath D . causes acid rain
63. What do car exhaust fumes contain ?

A. only lead B. carbon monoxide and lead
C. acid rain D. useful gases
64. Acid rain is believed _______________ .
A. to be no harm B. to be necessary for agriculture
C. to be the worst pollution of all D. to be pure
65. Offshore wells _______________ .
A. do nothing with pollution B. always keep the seas clean
C. do well with the waste D. discharge vast amounts of oil into the sea
VI/ Read the text below and choose the correct word or phrase for each space :
_______ (66 ) is the safegarding and preservation of natural ________ (67) , so that they can
continue to be used and enjoyed . In the past , most people believed that the world’s resources could
never _______ (68) . Today , we know that this is not true . An important part of conservation is the
_______ (69) of waste _ waste of forests , soil , wild-life , minerals and human lives . As important
is the fight against pollution of our environment , in particular , the dirtying and poisoning of air and
water . Conservation is also concerned _______ (70) the reclaiming of land by irrigating deserts ,
draining swamps or pushing back the sea .
66. A. Pollution B. Environment C. Conservation D. Conversation
67. A. resources B. sources C. rotation D. recycle
68. A. enjoyed B. used C. used up D. destroyed
69. A. preservation B. pollution C. prevention D. protection
70. A. to B. with C. about D. of
ĐÁP ÁN
1. B
2. D
3. B
4. B
5. C
6. D
7. A
8. C

9. D
10. C
11. B
12. B
13. C
14. B
15. B
16. B
17. C
18. A
19. A
20. B
21. D
22. B
23. C
24. B
25. B
26. D
27. C
28. B
29. C
30. B
31. A
32. D
33. A
34. D
35. C
36. B
37. C
38. D

39. B
40. B
41. B
42. A
43. A
44. B
45. B
46. C
57. C
48. D
49. D
50. A
51. A
52. C
53. C
54. B
55. D
56. B
57. B
58. D
59. B
60. C
61. B
62. D
63. B
64. C
65. D
66. C
67. A
68. C

69. C
70. B