Câu hỏi: The storm blew a lot of trees down last night.

A. A lot of trees were blown down last night by the storm.

B. A lot of trees were cut down last night

C. The storm could have blown a lot of trees down.

D. The storm was strong enough to blow down old trees.

Câu 1: I did not read his book. I did not understand what the lecturer was saying.

A. What the lecturer wrote and said was too difficult for me to understand.

B. I found it very difficult to understand what the lecturer said in his book.

C. I would have understood what the lecturer was saying if I had read his book.

D. The lecturer’s book which I had not read was difficult to understand.

Câu 2: No matter how hard Fred tried to start the car, he didn’t succeed.

A. Fried tried very hard to start the car, and succeeded.

B. Fried tried hard to start the car, and with success.

C. However hard he tried, Fried couldn’t start the car.

D. It’s hard for Fried to start the car because he never succeeded.

Câu 3: People said they had demolished the building.

A. The building was said to have demolished.

B. The building was said to have been demolishing.

C. The building was said to be demolished.

D. The building was said to have been demolished.

Câu 4: They were exposed to biased information, so they didn’t know the true story.

A. If they got unbiased information, they could know the true story.

B. If they had unbiased the information, they could have known the true story.

C. If they had been exposed to unbiased information, they would have known the true story.

D. If they have exposed to the unbiased information, they could have seen the true story.

Câu 5: People have discovered a new source of energy.

A. A new source of energy has discovered.

B. A new source of energy was discovered.

C. A new source of energy have been discovered

D. A new source of energy has been discovered

Câu 6: Although it rained heavily, they went on working.

A. In spite of the rain heavily, they went on working.

B. In spite of the raining heavily, they went on working.

C. Despite the heavy rain, they went on working.

D. Though the fact that it rained heavily, they went on working.