Câu hỏi: Do you believe _______ ghosts?

A. no preposition

B. in

C. on

D. at

Câu 1: Why don't you ask_____________ a pay increase?

A. for

B. by

C. to

D. with

Câu 2: It was very nice__________ him to give me a lift.

A. of

B. by

C. to

D. on

Câu 3: He wore a hat, which made him look _______________ a spy.

A. like

B. up

C. after

D. back

Câu 4: Mary always take good care__________ her children.

A. off

B. of

C. by

D. with

Câu 5: If you look __________ the book, you can find what you need.

A. through 

B. up

C. after

D. by

Câu 6: 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