Câu hỏi: The roofs are covered ............. red tiles.

A. of

B. with

C. to

D. by

Câu 1: My daily expense are just about equal ............ my income.

A. to

B. with

C. of

D. for

Câu 2: This organization is quick ... sending relief goods to the flooded areas.

A. with

B. at

C. for

D. about

Câu 3: 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 4: Clean air is necessary ........... our health.

A. to

B. for

C. on

D. with

Câu 5: I'm very grateful .......... her ......... help.

A. to / of

B. in / for

C. to / with

D. to / for

Câu 6: What do you often do ............ the evening?

A. on

B. at

C. for

D. in