Câu hỏi: We congratulate you ___________ your successful flight.

A. on

B. about

C. by

D. with

Câu 1: Smoking is harmful _____________ our health.

A. to

B. by

C. against

D. with

Câu 2: Why don't you ask_____________ a pay increase?

A. for

B. by

C. to

D. with

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

A. like

B. up

C. after

D. back

Câu 4: You should make use___________ the books you have.

A. of

B. by

C. to

D. up

Câu 5: China became the third country in the world to be able to independently carry __________ manned space flights.

A. by

B. up

C. on

D. out

Câu 6: She was very upset ________ the news of her father’s death.

A. at

B. by

C. with

D. about