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

A. to

B. of

C. for

D. by

Câu 1: Due to industrialization, we have to cope ... the fact that many  species are ......... danger ........ extinction.

A. over / at / for

B. at / upon / over

C. for / on / with

D. with / in / of

Câu 2: Clean air is necessary ........... our health.

A. to

B. for

C. on

D. with

Câu 3: We have to apply effective measures to save many plant and animal species ........ extinction.

A. from

B. in

C. for

D. on

Câu 4: My daily expense are just about equal ............ my income.

A. to

B. with

C. of

D. for

Câu 5: She is very jealous ......... her sister.

A. to

B. of

C. with

D. by

Câu 6: That house reminds me .............. the one where I used to live.

A. of

B. for

C. about

D. with