Câu hỏi: The assumption that smoking has bad effects on our health have been proved.

A. that

B. effects

C. on

D. have been proved

Câu 1: The grass needs cutting, so let us have one of the men to take lawn-mower and do it.

A. needs

B. cutting

C. let

D. to take

Câu 2: After spending two days arguing about where to go for their holidays, is was decided that they shouldn’t go anywhere.

A. arguing

B. for

C. is was decided

D. shouldn’t go

Câu 3: If you work hard, you would be successful in anything you do.

A. you work

B. would be

C. in

D. anything

Câu 4: The leader demanded from his members a serious attitude towards work, good team spirit, and that they work hard.

A. leader

B. his members

C. attitude

D. that they work hard

Câu 5: People in every part of the world readily and easily communicates by means of electronic mail.

A. every part

B. readlily

C. communicates

D. by means

Câu 6: It is vitally important that she takes this medication night and morning.

A. vitally

B. that

C. takes

D. medication