Câu hỏi: 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.

Câu 1: 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 2: 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 3: People say that he was born in London.

A. That is said he was born in London.

B. It was said that he was born in London.

C. He was said to be born in London.

D. He is said to have been born in London.

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: He was very tired but he kept on working.

A. Despite very tired, he kept on working.

B. Though his tiredness, he kept on working.

C. Although he was very tired, but he kept on working.

D. He kept on working although he was very tired.

Câu 6: 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.