Câu hỏi: 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 1: 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 2: People said they had demolished the building.

A. The building was said to have demolished.

B. The building was said to have been demolishing.

C. The building was said to be demolished.

D. The building was said to have been demolished.

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: They have built a new hospital near the airport.

A. Near the airport a new hospital has been built.

B. A new hospital has been built near the airport by them.

C. A new hospital near the airport has been built.

D. A new hospital has been built near the airport.

Câu 5: 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 6: It doesn’t matter how much you offer to pay, he won’t sell the antique vase.

A. Although you offer to pay him a lot, he won’t sell the antique vase.

B. Despite a lot of money you offer to pay, he won’t sell the antique vase.

C. He won’t sell the antique vase if you offer to pay him a lot of money.

D. However much you offer to pay, he won’t sell the antique vase.