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: Right after the police had arrived at the scene, the situation was settled.

A. The police did not arrive at the scene until the situation had been settled.

B. If the police had arrived at the scene, the situation would have been settled.

C. The police had no sooner arrived at the scene than the situation was settled.

D. The situation had been settled just before the police arrived at the scene.

Câu 2: 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 3: “We preserve natural resources. We can use them in the future.” means _____.

A. We preserve natural resources so that we can use them in the future.

B. We preserve natural resources so as to we can use them in the future.

C. We preserve natural resources in order to we can use them in the future.

D. We preserve natural resources for fear that we can use them in the future.

Câu 4: “How brave you are!” he said to the firemen.

A. He asked how brave the firemen were.

B. He blamed the firemen for their discouragement.

C. He criticized the firemen for their discouragement.

D. He praised the firemen for their courage.

Câu 5: Soil erosion is a result of forests being cut down carelessly.

A. That forests are being cut down carelessly results from soil erosion.

B. Soil erosion contributes to forests being cut down carelessly.

C. Soil erosion results in forests being cut down carelessly.

D. That forests are being cut down carelessly leads to soil erosion.

Câu 6: The plan may be ingenious. It will never work in practice.

A. Ingenious as it may be, the plan will never work in practice.

B. Ingenious as may the plan, it will never work in practice.

C. The plan may be too ingenious to work in practice.

D. The plan is as impractical as it is ingenious.