Câu hỏi: These photographs were taken _____ a friend of mine.

A. to

B. for

C. by

D. of

Câu 1: If there was a technical failure, Gagarin might never get __________ to the Earth.

A. to

B. back

C. from

D. down

Câu 2: She is famous _____________her beautiful face and sweet voice.

A. with

B. about

C. to

D. for

Câu 3: He had learned the whole poem _____ heart.

A. in

B. of

C. to

D. by

Câu 4: Are you worried _____ the final examination?

A. about

B. to

C. with

D. of

Câu 5: His opinion is different _____________ mine.

A. to

B. with

C. about

D. from

Câu 6: _____ the children left, the house was very quiet.

A. After

B. Before

C. On

D. To