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 number of women earning Master's Degrees have risen sharply in recent years.

A. number

B. earning

C. have risen

D. recent years

Câu 2: Those who had already purchased tickets were instructed to go to gate first immediately.

A. Those

B. had already purchased

C. gate first

D. immediately

Câu 3: 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 4: The longer the children waited in the long queue, the more impatiently they became

A. the longer

B. waited

C. the long queue

D. impatiently

Câu 5: If you work hard, you would be successful in anything you do.

A. you work

B. would be

C. in

D. anything

Câu 6: For thousands of years, man has created sweet-smelling substances from wood, herbs and flowers and using them for perfumes or medicine.

A. man

B. sweet-smelling

C. using them

D. or