Câu hỏi: Clean air is necessary ........... our health.

A. to

B. for

C. on

D. with

Câu 1: When are you leaving ......... Singapore? This week or next week?

A. for

B. in

C. to

D. at

Câu 2: She has become very famous .......... her novels.

A. with

B. for

C. of

D. to

Câu 3: Henry was born ........ 1992.

A. on

B. in

C. at

D. of

Câu 4: It was very kind .......... you to lend me the money I needed.

A. for

B. of

C. to

D. with

Câu 5: Thank you. You are kind ............ me.

A. with

B. to

C. of

D. for

Câu 6: We are looking forward ....... seeing you again.

A. to

B. of

C. for

D. by