Câu hỏi: Our secretary ...............your letter to Head Office.

A. has forwarded

B. forward

C. was forwarded

D. forwarded

Câu 1: They cancelled all flights because offog.

A. All flights because of fog were cancelled.

B. All flights were cancelled because of fog.

C. All flights were because of fog cancelled.

D. All flights were cancelled by them because of fog.

Câu 2: An electricalfault could have caused the fire.

A. An electrical fault could have been caused by the fire.

B. An electrical fault could have caused the fire.

C. The fire could have been caused by an electrical fault.

D. The fire could have caused an electrical fault.

Câu 3: They had to postpone the meeting because of illness.

A. The meeting because of illness be postponed.

B. The meeting had to be postponed because of illness.

C. The meeting had to be postponed by them because of illness.

D. The meeting because of illness had to be postponed.

Câu 4: People should send their complaints to the head office.

A. Complaints should be sent to the head office by people.

B. Their complaints should be sent to the head office.

C. Their complaints to the head office should be sent.

D. Complaints should be sent to the head office.

Câu 5: The bill includes service.

A. Service is included by the bill.

B. Service included in the bill.

C. Service includes in the bill.

D. Service is included in the bill.

Câu 6: They have changed the date of the meeting.

A. The date of the meeting has been changed.

B. The date of the meeting has been changed by them.

C. The meeting has been changed the date.

D. The date of the meeting has changed.