Câu hỏi: people warned us not to go out alone.

A. We were warned not going out alone.

B. We were warned not to go out alone by people.

C. We were warned not to go out alone.

D. We weren’t warned to go out alone.

Câu 1: Somebody is using the computer at the moment.

A. The computer is being used at the moment

B. The computer at the moment is being used.

C. The computer is being used by somebody at the moment.

D. The computer is used at the moment.

Câu 2: 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 3: 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 4: 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 5: 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 6: Somebody might have stolen your car.

A. Somebody might have stolen your car.

B. Your car might be stolen.

C. Your car might have been stolen.

D. Your car might have been stolen by somebody.