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

A. about

B. for

C. to

D. with

Câu 1: In English lessons we always speak ___________ English.

A. by

B. in

C. to

D. with

Câu 2: The teacher tried to explain the new formula ______________ his students.

A. to

B. for

C. with

D. by

Câu 3: The Englishcontest organized___________ our teachers is an annual event in my school.

A. to

B. off

C. for

D. by

Câu 4: Have you washed your hands______________ having lunch?

A. before

B. after

C. during

D. for

Câu 5: Your plan is similar ___________ his.

A. with

B. to

C. of

D. by

Câu 6: She insisted ___________ him wearing the red tie.

A. at

B. with

C. by

D. on