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

A. to

B. for

C. by

D. of

Câu 1: Helen takes____________ her mother in many ways.

A. up

B. off

C. after

D. to

Câu 2: Are you acquainted _____ the lady?

A. with 

B. about

C. to

D. at

Câu 3: Anne’s leaving___________ London tomorrow morning.

A. to

B. for

C. of

D. by

Câu 4: The river Rhine flows _____ the North sea.

A. to

B. into

C. in

D. for

Câu 5: We areall aware____________ the importance of the environment protection.

A. of

B. about

C. to

D. of

Câu 6: If you don’t pay attention_________ the teacher, you won’t understand the lesson.

A. for

B. to

C. at

D. about