Choose the word or phrase that best fits the blank space in each sentence or substitutes for the underlined word or phrase.
Câu 1: Several rare species are dying ______ owing to human beings' deforestation and careless hunting.
A. up
B. out
C. away
D. down
Câu 2: They are all at work doing some research ______ alternative sources of energy.
A. for
B. in
C. on
D. with
Câu 3: If you have anything important to do, do it straight away. Don't put it ______.
A. on
B. off
C. over
D. up
Câu 4: The headmistress is very competent. All the teaching staff look ______.
A. up to her
B. her up to
C. at her up
D. for her up
Câu 5: He wouldn't have failed his exam ______ he hadn't been ill.
A. unless
B. if
C. in case
D. although
Câu 6: We should responsible for the ____ humans are doing to the environment.
A. destroy
B. destructive
C. destruction
D. destructibility
Câu 7: She lost her balance when she ______ to reach out for the balloon.
A. had tried
B. was trying
C. tried
D. had been trying
Câu 8: The teacher gave some suggestions on what could come out for the examination.
A. effects
B. symptoms
C. hints
D. demonstrations
Câu 9: While southern California is densely populated, ______ live in the northern part of the state.
A. a number people
B. many people
C. few people
D. a few of people
Câu 10: Mohandas K. Gandhi, ______ Mahatma, lived a noble life of fasting and poverty in order to work for peace and independence.
A. that was called
B. was called
C. called
D. calling
Câu 11: Your failure is the consequence of not studying hard enough for the test.
A. cause
B. motive
C. result
D. status
Câu 12: She ______ to study more English before enrolling at the university.
A. was recommended
B. recommended
C. has recommended
D. recommends
Câu 13: Rarely ______ last longer than an hour.
A. do tornadoes
B. tornadoes
C. tornadoes that
D. tornadoes do
Câu 14: ______ for the fact that he was working abroad, he would willingly have helped with the project. .
A. If it had been
B. If it hadn't been
C. Had it been
D. Hadn't it been
024.7300.7989
1800.6947
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