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

A. in

B. from

C. to

D. at

Câu 1: Helen had said goodbye to everybody in the class _____ she left for the hometown.

A. after

B. before

C. and

D. for

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

A. in

B. on

C. at

D. of

Câu 3: She wants to be financially independent ______ her.

A. about

B. of

C. in

D. with

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

A. in

B. at

C. for

D. on

Câu 5: _______ general, I found zoology to be an easier subject than botany.

A. On

B. In

C. At

D. With

Câu 6: John missed a lot of lessons. He was ill _____ January to March.

A. on

B. from

C. of

D. in