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: 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 3: They have built a new hospital near the airport.

A. A new hospital has been built near the airport by them.

B.  A new hospital has been built near the airport.

C. A new hospital near the airport has been built.

D. Near the airport a new hospital has been.

Câu 4: They are building a new highway around the city.

A. A new highway is being built around the city by them.

B. A new highway around the city is being built.

C. Around the city a new highway is being built.

D. A new highway is being built around the city.

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: We will send you the results as soon as they are ready.

A. The results will be sent you by us as soon as they are ready.

B. The results will be sent you as soon as they are ready by us.

C. You will be sent the results as soon as they are ready by us.

D. You will be sent the results as soon as they are ready.