Câu hỏi: 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 1: It is very difficult for human beings fighting pollution.

A. difficult

B. for

C. beings

D. fighting

Câu 2: Dislike the gorilla, the male adult chimpanzee weighs under 200 pounds.

A. Dislike

B. male

C. under

D. pounds

Câu 3: When she heard the news, she got so a shock that she dropped her glass.

A. heard

B. news

C. so

D. that

Câu 4: My mother doesn’t care how much does the washing machine cost because she is going to buy it anyway.

A. doesn’t care

B. does the washing machine cost

C. because

D. going to buy

Câu 5: Mai and Lan have a row because they have misunderstood one another.

A. have

B. because

C. misunderstood

D. one another

Câu 6: 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