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

A. at

B. by

C. with

D. about

Câu 1: 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 2: He insisted ______ taking us dinner.

A. on

B. in

C. over

D. of

Câu 3: Why don't you ask_____________ a pay increase?

A. for

B. by

C. to

D. with

Câu 4: The pens made___________ plastic are very cheap.

A. by

B. with

C. of

D. to

Câu 5: Mary always take good care__________ her children.

A. off

B. of

C. by

D. with

Câu 6: You should make use___________ the books you have.

A. of

B. by

C. to

D. up