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

A. useful

B. haphazard

C. insufficient

D. ambiguous

Câu 1: Most of the school-leavers are sanguine about the idea of going to work and earning money.

A. fearsome

B. expected

C. excited

D. optimistic

Câu 2: The ages of the two children put together was equivalent to that of their father.

A. different

B. corresponding

C. unequal

D. temporary

Câu 3: We’ll have to use the restrooms on the next floor because the ones on this floor are not in working condition

A. out of work

B. run out of

C. turn down

D. out of order

Câu 4: In daily communication, you should know how to interpret other people’s body language.

A. understand

B. answer

C. respond

D. notice

Câu 5: Many political radicals advocated that women should not be discriminated on the basic of their sex.

A. openly criticized

B. rightly claimed

C. publicly said

D. publicly supported

Câu 6: The systems caused by ingestion of a harmful chemical must be counteracted within minutes in order to avoid permanent damage to the kidneys and other vital organs.

A. alleviated

B. increased

C. distributed

D. summed up