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

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

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

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

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

Câu 1:  "Why don't we wear sunglasses?" our grandpa would say when we went out on bright sunny days.

A. Our grandpa used to suggest wearing sunglasses when we went out on bright sunny days.

B. Our grandpa would warn us against wearing sunglasses on bright sunny days.

C. Our grandpa asked us why we did not wear sunglasses when going out on bright sunny days.

D. Our grandpa reminded us of going out with sunglasses on bright sunny days.

Câu 2: Overeating is a cause of several deadly diseases. Physical inactivity is another cause of several deadly diseases.

A. Not only overeating but also physical inactivity may lead to several deadly diseases.

B. Apart from physical activities, eating too much also contributes to several deadly diseases.

C. Both overeating and physical inactivity result from several deadly diseases.

D. Overeating and physical inactivity are caused by several deadly diseases.

Câu 3: The train drivers' strike made it hard for us to get to work.

A. We found it difficult to get to work because of the train drivers' strike.

B. When the train drivers were having a strike, we could get to work.

C. We were unable to get to work when the train drivers' strike happened.

D. The train drivers' strike made it impossible for us to get to work.

Câu 4: If he wrote to her, she would be happy.

A. When he wrote to her, she wasn't happy.

B. May be he'll write to her, and then she'll be happy.

C. He doesn't write to her, so she isn't happy.

D. She's happy because he has written to her.

Câu 5: The basketball team knew they lost the match. They soon started to blame each other.

A. Hardly had the basketball team known they lost the match when they started to blame each other.

B. No sooner had the basketball team started to blame each other than they knew they lost the match.

C. As soon as they blamed each other, the basketball team knew they lost the match.

D. Not only did the basketball team lose the match but they blamed each other as well.

Câu 6: Would you mind waiting outside the office?

A. Will you wait outside the office?

B. Did you wait outside the office?

C. Do you enjoy waiting outside the office?

D. Did you see anyone waiting outside the office?