Câu hỏi: 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 1: The best way to make them work hard is to promise them reward.

A. Promise them a reward and they will work hard.

B. If you promise to reward, they will word hard.

C. Reward them and make them work hard.

D. If they work hard, you should promise to reward them.

Câu 2: I hardly know the truth about Jean’s success in the institute.

A. I do not know much about Jean’s success in the institute.

B. It is difficult for Jean to be successful in the institute.

C. Jean’s success in the institute was not to be known.

D. Jean hardly become known and successful in the institute.

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: 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 5: 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 6: 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$.