Câu hỏi: 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 1: 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 2: We arrived at the airport. We realized our passports were still at home.

A. It was until we arrived at the airport that we realize our passports were still at home.

B. We arrived at the airport and realized that our passports are still at home.

C. Not until had we arrived at the airport, we realized our passports were still at home.

D. Not until we arrived at the airport did we realize that our passports were still at home.

Câu 3: 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 4: 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 5: 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 6: 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.