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: The president offered his congratulations to the players when they won the cup.

A. The president congratulated the players on their winning the match.

B. When they won the cup, the players had been offered some congratulations from the president.

C. The president would offered the players congratulations if they won the match.

D. The president congratulated that the players had won the cup.

Câu 2: James did not come. He did not call either.

A. James did not come, so he did not call.

B. James did not come and he did not call, too.

C. James did not came but he called afterwards.

D. James neither came nor called.

Câu 3: 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?

Câu 4: 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 5: We cut down many forests. The Earth becomes hot.

A. The more forests we cut down, the hotter the Earth becomes.

B. The more we cut down forests, the hotter the Earth becomes.

C. The more forests we cut down, the Earth becomes hotter.

D. The more we cut down forests, the Earth becomes hotter.

Câu 6: 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.