Câu hỏi: Most of the streets were named __________ national heroes.

A. after

B. with

C. by

D. up

Câu 1: Smoking is harmful _____________ our health.

A. to

B. by

C. against

D. with

Câu 2: Many of the stories are based______________ rumor.

A. on

B. by

C. to

D. with

Câu 3: Ed depends ________ his family for financial support.

A. on

B. in

C. of

D. at

Câu 4: The pens made___________ plastic are very cheap.

A. by

B. with

C. of

D. to

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

A. through 

B. up

C. after

D. by