Câu hỏi: 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 1: They believe that the thieves got in through the kitchen window.

A. The thieves are believed to have got in through the kitchen window.

B. The thieves are believed to get in through the kitchen window.

C. They believe the thieves got in through the kitchen window.

D. They believe the thieves have got in through the kitchen window.

Câu 2: Our secretary ...............your letter to Head Office.

A. has forwarded

B. forward

C. was forwarded

D. forwarded

Câu 3: Brian told me that somebody had attacked him in the street.

A. I was told by Brian that somebody had attacked him in the street.

B. Brian told me that he had been attacked in the street.

C. I was told by Brian that he had been attacked in the street.

D. Brian told me to have been attacked in the street.

Câu 4: Somebody cleans the room everyday.

A. The room everyday is cleaned.

B. The roon is everyday cleaned.

C. The room is cleaned everyday.

D. The room is cleaned by somebody everyday.

Câu 5: They are going to hold next year’s congress in San Francisco.

A. Congress is going to be held next year in San Francisco.

B. Congress in San Francisco is going to be held next year.

C. Next year’s congress is going to be held in San Francisco.

D. Next year’s congress is going to be held by them in San Francisco.

Câu 6: 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.