Câu hỏi: Reading several books on that subject, Bill considered himself an expert.

A. Reading

B. books on

C. considered himself

D. expert

Câu 1: When she heard the news, she got so a shock that she dropped her glass.

A. heard

B. news

C. so

D. that

Câu 2: It is very difficult for human beings fighting pollution.

A. difficult

B. for

C. beings

D. fighting

Câu 3: We have been making prepare for our final exammination for two months.

A. have been making

B. prepare

C. for

D. months

Câu 4: In today's competitive markets, even small businesses had better to advertise on TV and radio in order to gain a share of the market.

A. today’s

B. to advertise

C. on

D. to gain

Câu 5: Aristotle, the famous Greek philosopher, believed that the brain was an organ that cooled a heart.

A. the famous

B. the brain

C. an organ

D. a heart

Câu 6: Ralph wishes that he went to the bank this morning before he went to work.

A. wishes that

B. went

C. before

D. went to work