Câu hỏi: Little have people done to alleviate the sea pollution caused by the factories in central Vietnam, haven’t they?

A. have people done

B. caused

C. in central

D. haven’t they

Câu 1: Little he knows about the surprise that awaited him.

A. he knows

B. about

C. the

D. awaited

Câu 2: I enjoy reading the article that you told me about it yesterday.

A. reading

B. that

C. told

D. it

Câu 3: I can’t find the letter I received from my boss some days ago. I might throw it into the waste paper bin yesterday.

A. received

B. can’t find

C. into the

D. might throw

Câu 4: John announced that he could not longer tolerate the conditions of the contract under which he was working.

A. announced that

B. not longer tolerate

C. of

D. under which

Câu 5: An ambitious person is committed to improve his or her status at work.

A. is

B. improve

C. status

D. at

Câu 6: Unlike the old one, this new copier can perform their functions in half the time.

A. unlike

B. can perform

C. their functions

D. in half the time