Câu hỏi: I whispered as I didn't want anybody to hear our conversation.

A. Since nobody wanted to hear our conversation, I whispered.

B. So as not to hear our conversation, I whispered.

C. Because I whispered, anybody heard our conversation.

D. I lowered my voice in order that our conversation couldn't be heard.

Câu 1: We spent 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. We spend about one-third of our lives sleeping so that we know relatively little about sleep.

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

Câu 2: 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 3: The young girl has great experience of nursing. She has worked as a hospital volunteer for years.

A. Before she worked as a hospital volunteer for years, the young girl has great experience of nursing.

B. Much as she has worked as a hospital volunteer for years, the young girl has great experience of nursing.

C. Having worked as a hospital volunteer for years, the young girl has great experience of nursing.

D. With great experience of nursing, the young girl has worked as a hospital volunteer for years.

Câu 4: We survived that accident because we were wearing our seat belts.

A. If we weren't wearing our seat belts, we couldn't have survived that accident.

B. But for our seat belts, we would have survived that accident.

C. Had we not been wearing our seat belts, we wouldn't have survived that accident.

D. Without our seat belts, we could have survived that accident.

Câu 5: Unless we protect the environment, our life will be badly affected.

A. If our life is badly affected, we will protect the environment.

B. If we protect the environment, our life will be badly affected.

C. If we don’t protect the environment, our life won’t be badly affected.

D. If we don’t protect the environment, our life will be badly affected.

Câu 6: Some kinds of fish live in fresh water. Others live in sea water.

A. Some kinds of fish live in fresh water, for others live in sea water.

B. Some kinds of fish live in fresh water, so others live in sea water.

C. Some kinds of fish live in fresh water, or others live in sea water.

D. Some kinds of fish live in fresh water, and others live in sea water.