Câu hỏi: 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 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: When I had finished the report, I went out for a cup of coffee.

A. Finishing the report, I went out for a cup of coffee.

B. Having finished the report, i went out for a cup of coffee.

C. Going out for a cup of coffee, I finished my report.

D. To finish the report, I went out for a cup of coffee.

Câu 4: 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 5: 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 6: It was an interesting novel. I, therefore, stayed up all night to finish it.

A. Though it was an interesting novel, I stayed up all night to finish it.

B. Unless it was an interesting novel, I would stay up all night to finish it.

C. So interesting was the novel that I stayed up all night to finish it.

D. I stayed up all night to finish the novel, therefore, it was interesting.