Câu hỏi: He was in orbit around the Earth __________ a speed of more than 17,000 miles per hour.

A. at

B. in

C. by

D. on

Câu 1: Do you believe _______ ghosts?

A. no preposition

B. in

C. on

D. at

Câu 2: Ken prefers Chinese food________ French food.

A. to

B. or

C. and

D. with

Câu 3: Many of the stories are based______________ rumor.

A. on

B. by

C. to

D. with

Câu 4: We might need more food, depending ____ how many people turn up.

A. for

B. on

C. at

D. with

Câu 5: We congratulate you ___________ your successful flight.

A. on

B. about

C. by

D. with

Câu 6: How long have they been working _____________ the company?

A. for

B. at

C. in

D. on