Câu hỏi: The purpose of this survey is to determine students’ attitudes toward love and marriage.

A. find out

B. develop

C. concern

D. build

Câu 1: All classifications of human societies and cultures are arbitrary.

A. useful

B. haphazard

C. insufficient

D. ambiguous

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: 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 4: 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 5: With respect to maneuverability, few birds can equal the capabilities of the hummingbird, which hovers for long periods and even flies backward.

A. With regard to

B. With fondness to

C. In appreciation of 

D. In favor of

Câu 6: 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