Câu hỏi: Look at the leaves ............. that tree. They’re ........... a beautiful colour.

A. in - in

B. of - at

C. at - at

D. on — in

Câu 1: “Is there a bank near here?” “Yes, there’s one ........... the end of the road.”

A. on

B. at

C. in

D. by

Câu 2: I was standing .......... the back, so I couldn’t see very well.

A. on

B. at

C. in

D. of

Câu 3: John has gone away. He’ll be back ......... a week.

A. on

B. at

C. in

D. for

Câu 4: You’ve got a dirty mark ............... your cheek. Have a look ........... the mirror.

A. at - on

B. on - in

C. on - on

D. at - at

Câu 5: We hadn’t arranged to meet. We met ...........

A. on change

B. by change 

C. by opportunity

D. for opportunity

Câu 6: The problem is becoming serious. We have to discuss ............ it.

A. about

B. with

C. on

D. Ø