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: 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 2: A house in that district will cost at least $100,000.

A. If you have $100,000, you can buy a house in that district.

B. You won’t be able to buy a house in that district for less than $100,000.

C. You won’t be able to buy a house in that district for more than $100,000.

D. $100,000 is the maximum price for a house in that district.

Câu 3: 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 4: To get to work on time, they have to leave at 6.00am.

A. They always leave for work at 6.00am.

B. They have to leave very early to catch a bus to work.

C. Getting to work on time, for them, means leaving at 6.00am.

D. Leaving at 6.00am, they have never been late for work.

Câu 5: I didn’t know you were coming, so I didn’t wait for you.

A. If I had known you were coming, I wouldn’t have waited for you.

B. I would have waited for you if I knew you were coming.

C. If I had know you were coming, I would wait for you.

D. Had I known you were coming, I would have waited for you.

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.