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: 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 2: The train should be here any minute now.

A. We know that the train is always here on time.

B. The train has not arrived here yet.

C. The train is known to be here in a minute.

D. We are expecting the train to arrive soon.

Câu 3: 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 4: Most people get fewer colds in the summer than in the winter.

A. A person is more likely to get a cold in the winter than in the summer.

B. More people have summer colds than winter colds.

C. People get colder in the summer than in the winter.

D. The winter is much colder than the summer.

Câu 5: I am sure he did not know that his brother graduated with flying colors.

A. He should not have been envious of his brother's achievement.

B. He cannot have known that his brother graduated with very high marks.

C. That his brother graduated with flying colors must have been appreciated by him.

D. He may not know that his brother is flying gradually up in a colorful balloon.

Câu 6: “I didn’t take your money” he said to her.

A. He doubted whether she had taken his money.

B. He denied talking her money.

C. He admitted taking her money.

D. He warned her to take his money.