Câu hỏi: Was your choice of research topic acceptable _____ your instructor.

A. for

B. to

C. on

D. upon

Câu 1: This variety of seed is inferior ______ the type I planted last year.

A. with

B. upon

C. up

D. to

Câu 2: We just rested _________ a short time.

A. at

B. since

C. for

D. in

Câu 3: Were you aware _____ the regulations against smoking in this area?

A. in

B. with

C. of

D. about

Câu 4: This must be done_________ any price.

A. for

B. at

C. in

D. with

Câu 5: What he said is contrary _______ common sense.

A. for

B. about

C. of

D. to

Câu 6: He succeeded ________ getting a scholarship.

A. in

B. about

C. for

D. on