Câu hỏi: 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 1: I said to her “If you let your son do whatever he wants, you will spoil him.”

A. I said if she lets her son do whatever he wants, she will spoil him.

B. I warned her that if she let her son do whatever he wanted, she would spoil him.

C. I warned her that if she let her son do whatever she wanted, she would spoil him.

D. I told her if her son did whatever she wanted, she would spoil him.

Câu 2: 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.

Câu 3: 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 4: I bought an Italian pair of shoes for $150. They went missing after two days.

A. I bought an Italian pair of shoes that went missing after two days.

B. The Italian pair of shoes that I bought for $150 went missing after two days.

C. The Italian pair of shoes, which I had bought for $150, went missing after two days.

D. My Italian pair of shoes that went missing after two days were bought for 150$.

Câu 5: Their complaints to the head office should be sent.

A. People should send their complaints to the head office.

B. Complaints should be sent to the head office.

C. Complaints should be sent to the head office by people.

D. Their complaints should be sent to the head office by people.

Câu 6: 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