Câu hỏi: 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.

Câu 1: My mother is very busy with her work at the office. She still takes good care of us.

A. My mother is so busy with her work at the office that she cannot take good care of us.

B. Because my mother is very busy with her work at the office, she takes good care of us.

C. In spite of being very busy with her work at the office, my mother takes good care of us.

D. My mother is too busy with her work at the office to take good care of us.

Câu 2: 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 3: 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 4: “I’ll call you as soon as I arrive at the airport,” he said to me.

A. He objected to calling me as soon as he arrived at the airport.

B. He promised to call me as soon as he arrived at the airport.

C. He denied calling me as soon as he arrived at the airport.

D. He reminded me to call him as soon as he arrived at the airport.

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: 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.