Câu hỏi: Since all vehicles were banned from the city centre, the air has been safe ........... pollution.

A. about

B. apart from

C. from

D. against

Câu 1: “Where’s the light switch?” “It’s ........ the wall ........... the door.”

A. in - on

B. on - in

C. on - by

D. by - in

Câu 2: My little son was interested ............... fixing broken objects and making new things.

A. on

B. at

C. with

D. in

Câu 3: He was bitterly ashamed ......... her for doing such things.

A. for

B. by

C. in

D. of

Câu 4: I saw Tom ............ a concert last Saturday.

A. on

B. at

C. in

D. for

Câu 5: Why were you so unfriendly .......... Linda? Have you had an argument with her?

A. of

B. to

C. for

D. with

Câu 6: Our flat is ....... the second floor of the building.

A. on

B. at

C. in

D. of