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 say that many people are homeless after the tsunami.

A. They say many people to have been homeless after the tsunami.

B. They say many people to be homeless after the tsunami.

C. Many people are said to be homeless after the tsunami.

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

A. has forwarded

B. forward

C. was forwarded

D. forwarded

Câu 3: 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 4: How do people learn languages.?

A. How are languages learned by people ?

B. How languages are learned?

C. Languages are learned how?

D. How are languages learned?

Câu 5: 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 6: The shipment is going .............................

A. delay

B. delayed

C. to delay

D. to be delayed