On Tap Unit 9, 10, 11 Anh 12

Prepared by Nguyen Thi Thanh Binh

To our class !

Collective period 25
Designed by: Nguyen Thi Thanh Binh

Exercise 1: Choose the best answer


1. Choose the words with the different pronunciation
of the underlined part.
1. A. dune B. tune C. future D. until
2. A. desert B. insert C. teacher D. certain
3. A. slow B. down C. show D. swallow
4. A. hide B. ivory C. decline D. continent
5. A. remained B. explored
C. separated D. traveled
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II. Choose the word which is stressed differently form the
rest.
1. A. species B. destroy C. extinct D. reduce
2. A. comprise B. sandy C. circle D. northern
3. A. incredible B. Canadian

C. fascinating D. amazingly
4. A. survive B. distinct C. wildlife D. support
5. A. serious B. extinction
C. endangered D. performance
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Exercise 2: Choose the best answer


1. A _________ is a landscape or region that receives very
little precipitation.
A. dune B. desert C. sandy area D. shrub land
2. A(n) ________ is a book that someone writes about their
own life.
A.biography B. autobiography
C. romance D. historical novel
3. Deserts take _____ one-third of the Earth’s land surface.
A. over B. on C. up D. after
4. After three hours of climbing, we finally reached the
________ of the mountain.
A. crest B. steep C. corridor D. foot
5. ________ books are ones in which the story is told or
illustrated with pictures.
A. Comic B. Thriller C. Romance D. Science
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6. A novel is usually divided into several _______.
A. sections B. units C. chapters D. passage
7. Dry salt lakes _________ 70 kilometers long and 15 kilometers
wide lie between long dunes.
A. to B. with C. of D. up to
8. The thriller was so exciting that I couldn’t ________.
A. let it down B. look it up
C. pick it up D. put it down
9. It is found that endangered species are often concentrated in
areas that are poor and densely populated, such as much of
Asia and Africa.
A. disappeared B. increased
C. threatened D. reduced
10. _________ air and water are the resources of illness in many
big cities nowadays.
A. Clean B. Polluted C. Contaminated D. B&C
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11. The film was boring ________ I left in the middle.
A. but B. so C. however D. or

12. Parents ________ find that they cannot understand the way
their children are now being taught.
A. may B. have to C. might D. A&C
13. You could fly to Athens; ________, it’s not the only way.
A. however B. so C. therefore D. but
14. We can’t go out tonight _________ we haven’t got any
money.
A. although B. because C. therefore D. but
15. The African elephant ________ become extinct.
A. may B. must C. mustn’t D. needn’t
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16. You _______ go on the beach when the tide's coming in. It's
very dangerous.
A. must B. have to C. needn't D. mustn't
17. George has good knowledge of vocabulary. __________, he
pronounces well.
A. Although B. However C. Besides D. But
18. I can't find my purse anywhere; I _______ it at the office.
A. must leave B. must have left
C. must be leave D. must have been leaving
19. Passengers _______ smoke until the signs have been switched
off.
A. mustn't B. can't C. needn't D. mightn't
20. You _________ do all the exercises. Ten sentences will be

enough.
A. mustn't B. can't C. needn't D. mightn't
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21. There is still much to discuss. We shall, ________, return to
this item at our next meeting.
A. however B. so C. therefore D. but
22. Cars have become much more complicated. _______,
mechanics need more training than in the past.
A. however B. so C. therefore D. but
23. _______ the film was very interesting, I left in the middle.
A. but B. although C. however D. or
24. Governments have ________ laws to protect wildlife from
over hunting.
A. enacted B. enforced C. required D. prohibited
25. Many plant and animal species are in danger of _________.
A. extinct B. extinction C. extinctive D. extincting
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26. The Simpson Desert was named ________ the President of

the South Australian Branch of the Royal Geographical
Society of Australia.
A. to B. as C. after D. in
27. These beautiful dresses _________ by my mother.
A. can make B. can be make C. can made D. can be made
28. I don’t ________ take the exam again.
A. need to B. have to C. need D. A&B
29. Deforestation is destroying large areas of tropical rain forest.
A. changing B. raising C. becoming D. damaging
30. Toxic chemicals from factories are for one of the serious
factors that leads wildlife to the _________ of extinction.
A. wall B. fence C. verge D. bridge
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31. It’s a school rule, all the pupils _________ wear a uniform.
A. have to B. might C. must D. need
32. Before eating, ______thoroughly with soap and clear water.
A. you should wash your hands B. your hands should be washing
C. you need washing your hand D. your hands need washed
33. The fire _________ by lightning.
A. must cause B. must be causing
C. must have caused D. must have been caused
34. According to present law, the authorities can be give poachers
a severe ________.
A. punish B. punishable C. punishment D. punishing

35. In 1989, a ban was given on all international trade in ivory.
A. action B. contamination C. destruction D. prohibition
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36. People have hunted animals ________ food, hides, and ivory.
A. on B. for C. in D. with
37. John was not here yesterday. Perhaps he was ill.
A. John needn’t be here yesterday because he was ill
B. Because of his illness, John should have been here yesterday
C. John might have been ill yesterday, so he was not here.
D. John must have been ill yesterday, so he was not here.
38. This book is not really ____. It is a waste of money buying it.
A. inform B. information C. informative D. informatively
39. Sometimes it is ________ to find suitable books for our
children.
A. difficult B. difficulty C. difficultly D. difficulties
40. _____ is the protection of environment and natural resources.
A. Survival B. Commerce C. Conservation D. Extinction
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41. Chemical wastes from factories are _________ that cause
serious damage to species habitats.
A. pollutes B. pollutants C. pollutions D. polluters
42. Although we are aware _________ the importance of
environment, we still overexploit it
A. from B. on C. for D. of
43. A ___ is the story of a person’s life written by somebody else.
A. romance B. fiction C. biography D. science
44. It was such a great book that I couldn’t put it _________.
A. on B. off C. out D. down
45. Over 15,500 species (8,300 plant species and 7,200 animal
species) are now considered _____ risk ______ extinction.
A. at/ of B. on/ in C. for/ with D. in/ at
46. Biologists have introduced a global list of endangered and
vulnerable animal species.
A. rare and precious B. small but invaluabl
C. weak and easily hurt D. strong and unusual
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