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

A. of

B. to

C. in

D. by

Câu 1: Have you washed your hands______________ having lunch?

A. before

B. after

C. during

D. for

Câu 2: She insisted ___________ him wearing the red tie.

A. at

B. with

C. by

D. on

Câu 3: Are you excited ______________ going on holiday next week?

A. about

B. up

C. at

D. with

Câu 4: When I bought the house, my sister helped me_________ with a loan.

A. out

B. in

C. by

D. to

Câu 5: Opening the parcel, hewas surprised ____________ what he saw.

A. at

B. in

C. to

D. with

Câu 6: She said to me “why don’t you relax___________ a while?”

A. at

B. for

C. during

D. in