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 think that the prisoner escaped by climbing over the wall

A. The prisoner is thought to escape by climbing over the wall.

B. The prisoner is thought escaped by climbing over the wall.

C. The prisoner is thought having escaped by climbing over the wall.

D. The prisoner is thought to have escaped by climbing over the wall.

Câu 2: 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 3: 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 4: People don’t use this road very often.

A. Not very often this road is not used.

B. This road very often is not used.

C. This road is not used very often

D. This road not very often is used.

Câu 5: The shipment is going .............................

A. delay

B. delayed

C. to delay

D. to be delayed

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.