Câu hỏi: Are you acquainted ___________ this man?

A. with

B. to

C. by

D. on

Câu 1: She said to me “why don’t you relax___________ a while?”

A. at

B. for

C. during

D. in

Câu 2: The Englishcontest organized___________ our teachers is an annual event in my school.

A. to

B. off

C. for

D. by

Câu 3: Have you washed your hands______________ having lunch?

A. before

B. after

C. during

D. for

Câu 4: Your plan is similar ___________ his.

A. with

B. to

C. of

D. by

Câu 5: Why were you absent ____________ class this morning?

A. for

B. with

C. by

D. from

Câu 6: Do you think we’ll find a solution ___________ the problem?

A. about

B. for

C. to

D. with