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

A. to

B. for

C. on

D. with

Câu 1: Are you excited .......... going on holiday next week?

A. with

B. about

C. to

D. by

Câu 2: We are looking forward ....... seeing you again.

A. to

B. of

C. for

D. by

Câu 3: That house reminds me .............. the one where I used to live.

A. of

B. for

C. about

D. with

Câu 4: Miss White was very upset .......... the news of her father's death.

A. with

B. about

C. at

D. for

Câu 5: The roofs are covered ............. red tiles.

A. of

B. with

C. to

D. by

Câu 6: 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