Câu hỏi: Once in a while I visit my grandparents on the farm and stay there for some days.

A. Regularly

B. Sometimes

C. Usually

D. Rarely

Câu 1: In daily communication, you should know how to interpret other people’s body language.

A. understand

B. answer

C. respond

D. notice

Câu 2: All classifications of human societies and cultures are arbitrary.

A. useful

B. haphazard

C. insufficient

D. ambiguous

Câu 3: He had never experienced such discourtesy towards the president as it occurred at the annual meeting in May.

A. politeness

B. rudeness

C. measurement

D. encouragement

Câu 4: In the twentieth century, drug markedly improved health throughout the world.

A. supposedly

B. noticeably

C. recently

D. consistently

Câu 5: The situation seems to be changing minute by minute.

A.  from time to time

B. time after time

C. again and again

D. very rapidly

Câu 6: The whole village was wiped out in the bombing raids.

A. changed completely 

B. cleaned well

C. destroyed completely

D. removed quickly