Câu hỏi: Boys! Put your toys ............ It is time to go to bed. Don't stay ............. late.

A. off / on

B. away / up 

C. down / off

D. around / for

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: She was sad because he was rude ... her.

A. with

B. about

C. for

D. to

Câu 3: I'm very grateful .......... her ......... help.

A. to / of

B. in / for

C. to / with

D. to / for

Câu 4: We were very doubtful .............. his ability.

A. about

B. with

C. for

D. to

Câu 5: We have to apply effective measures to save many plant and animal species ........ extinction.

A. from

B. in

C. for

D. on

Câu 6: Miss White was very upset .......... the news of her father's death.

A. with

B. about

C. at

D. for