BÀI TẬP TIẾNG ANH LỚP 10
ANSWER KEYS
UNIT 9
UNDERSEA WORLD
A. MULTIPLE CHOICES:
I/ Choose the word whose underlined part has a different pronunciation
from the others in each group:
1/ B. ocea n ; 2/ C. wor m ; 3/ C. pays ; 4/ C. lesso n ; 5/ B. Atlantic
6/ A. gu n ; 7/ D. supply ; 8/ A. de pth ; 9/ C. pollutes
10/ D. minded
II/ Choose the word whose main stress is placed differently from the others
in each group:
1/ A. mystery ; 2/ B. paragraph ; 3/ D. delete ; 4/ D. forget
5/ D. exhausted ; 6/ A. offend ; 7/ A. inhabit
8/ C. sophisticated ; 9/ C. surface ; 10/ A. investigate
III/ Select the synonym of the following bold and underlined word in each
sentence in the unit:
1/ D. painting ; 2/ B. dissimilar ; 3/ A. spread
4/ D. conquered ; 5/ B. dare ; 6/ A. complicated ; 7/ B. explore
8/ D. evidence ; 9/ C. give ; 10/ A. announce
IV/ Select the antonym of the following bold and underlined word in each
sentence in the unit:
1/ A. overhead ; 2/ D. surface ; 3/ A. public ; 4/ C. subordinate
5/ D. plentifully ; 6/ B. stained ; 7/ C. defended ; 8/ C. safeguarded
9/ B. hold ; 10/ D. stupid
V/ Choose the best answer A, B, C or D for each sentence:
1/ C. different ; 2/ D. challenging ; 3/ B. investigative
4/ B. dependence ; 5/ A. modern ; 6/ B. deepens
7/ B. active ; 8/ C. endanger ; 9/ A. choice
10/ D. production
VI/ Choose the correct words to complete the sentences:

first one, using the word in brackets:
1/ We’d travel to Thailand if we won $ 5000.
2/ If his electric fan were working, he would not feel so hot.
3/ If they gave up smoking, they would improve their health.
4/ If we went to Hanoi, we would visit our friends.
5/ If I were you, I would pay attention to the lessons in class.
6/ If her brother used computer better, he would work for that company.
7/ If our parents had enough money, we could make a trip to New York.
8/ If I were a millionaire, I could buy a villa in Ho Chi Minh city.
9/ We won’t go out unless it stops raining.
10/ He wouldn’t write if he didn’t hear some news.
V/ Supply the correct verb tense, paying careful attention to the tense
sequence:
1/ comes ; 2/ were ; 3/ won’t have; 4/ would have written
5/ would/ could catch ; 6/ will go ; 7/ had written
8/ would be ; 9/ saw ; 10/ is
VI/ Complete the following sentences, using “WILL, WOULD, SHOULD,
CAN, COULD, MAY, MIGHT, DON’T, DOESN’T, WAS”. Each word is
used only once:
1/ was ; 2/ will ; 3/ don't ; 4/ should ; 5/ might
6/ can ; 7/ would ; 8/ Doesn't ; 9/ may ; 10/ could
VII/ Rewrite the sentences using the word in brackets, beginning as shown:
1/ It isn’t worth asking Ms. Hoa to help.
2/ Linh’s parents wouldn’t/ didn’t let/ refused to let her buy/ get a cell phone.
3/ Loan asked Phong where he was going.
4/ We were annoyed by the way Khanh behaved at the party.
5/ I would have had to go to the bank if you hadn’t lent me some money.
6/ Huy took no notice of his teacher’s advice.
7/ His sister had to finish the homework in addition to writing an assignment.
8/ I played football almost every day during my childhood.