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

A. for

B. to

C. on

D. upon

Câu 1: Oxygen, fuel, and hear are all necessary _____ combustion.

A. with

B. for

C. about

D. in

Câu 2: I'm not familiar _______ that song.

A. to

B. of

C. with

D. about

Câu 3: Many vegetables, including tomatoes, and corn, are native ______ the New World.

A. for

B. to

C. about

D. upon

Câu 4: This movie is based ________ a true story.

A. of

B. at

C. about

D. on

Câu 5: Water is essential _____ all life.

A. on

B. for

C. in

D. with

Câu 6: We just rested _________ a short time.

A. at

B. since

C. for

D. in