Câu hỏi: Did you have a good time _____ Christmas?

A. at

B. in

C. for

D. on

Câu 1: She returned ____ China after spending much time abroad.

A. in

B. from

C. to

D. at

Câu 2: The price of electricity is going up _____ August.

A. in

B. on

C. at

D. of

Câu 3: Helen had said goodbye to everybody in the class _____ she left for the hometown.

A. after

B. before

C. and

D. for

Câu 4: I am sure he didn't break the plate ______ purpose.

A. in

B. at

C. for

D. on

Câu 5: He has been absent ____ school very often lately.

A. from

B. on

C. in

D. with

Câu 6: They prevented me______ entering the house.

A. from

B. on

C. with

D. at