Câu hỏi: We spend about one-third of our lives sleeping. We know relatively little about our sleep.

A. We shall know more about our sleep if we spend more than one-third of our lives sleeping.

B. We know relatively little about our sleep; as a result, we spend about one-third of our lives sleeping.

C. Despite spending about one-third of our lives sleeping, we know relatively little about our sleep.

D. We spend about one-third of our lives sleeping so that we know relatively little about our sleep.

Câu 1: You needn’t have washed the sheets. The hotel staff does the cleaning.

A. It is good that you washed the sheets.

B. It was not necessary to wash the sheets, even though you did.

C. It was necessary to wash the sheets. but you did not do it.

D. It was necessary to wash the sheets. and you did not do it.

Câu 2: The boy became so confused and worried that he left home.

A. The boy became too confused and worried to leave home.

B. So confused and worried that the boy left home.

C. So confused and worried, the boy left home.

D. The boy was not confused and worried enough to leave home.

Câu 3: He didn’t take his father’s advice. That’s why he is out of work.

A. If he had taken his father’s advice, he would not have been out of work.

B. If he took his father’s advice, he would not be out of work.

C. If he had taken his father’s advice, he would not be out of work.

D. If he takes his father’s advice, he will not be out of work.

Câu 4: We had had very salty food. We were all dying of thirst.

A. Having very salty food, we were all dying of thirst.

B. Having had very salty food, we were all dying of thirst.

C. Dying of thirst, we had very salty food.

D. Having died of thirst, we had very salty food.

Câu 5: They report that over 200,000 people were killed in the tsunami.

A. Over 200,000 people are reported to have been killed in the tsunami.

B. Over 200,000 people are reported to be killed in the tsunami.

C. Over 200,000 people are reported to have killed in the tsunami.

D. Over 200,000 people are reported to kill in the tsunami.

Câu 6: People say that the tulip originated from Constantinople.

A. The tulip is said to originate from Constantinople.

B. The tulip was said to have originated from Constantinople.

C. The tulip is said to have originated from Constantinople.

D. The tulip was said to originate from Constantinople.