Câu hỏi: We could not play soccer due __________ the bad weather.

A. of

B. to

C. by

D. with

Câu 1: I must try and look_____________ my notes before the exam.

A. through

B. up

C. for

D. after

Câu 2: On behalf_____________ our group, he made a speech at the meeting.

A. of

B. to

C. in

D. by

Câu 3: She insisted ___________ him wearing the red tie.

A. at

B. with

C. by

D. on

Câu 4: The teacher tried to explain the new formula ______________ his students.

A. to

B. for

C. with

D. by

Câu 5: In English lessons we always speak ___________ English.

A. by

B. in

C. to

D. with

Câu 6: The Englishcontest organized___________ our teachers is an annual event in my school.

A. to

B. off

C. for

D. by