( )1.In our town, Uncle Wang is known as a hero. Whenever there is a problem, he always comes up with ______ ideas to help solve it.

A.useless
B.harmful
C.useful

C

( )2.—Tu Youyou received the Nobel Prize for her ______ of anemisinin (青蒿素).
—And she was the first Chinese who won the prize in science.

A.invention
B.discovery
C.thought

B

( )3.Our Chinese teacher didn't go to bed ______ he finished his work last night.

A.if
B.until
C.since

B

( )4.I'd like to go with you, ______ I'm too busy.

A.or
B.and
C.but

C

( )5.It is easy to understand the passage ______ there are some new words.

A.though
B.because
C.but

A

Ⅱ. 用所给词的适当形式填空。
1. Our English teacher told Tom ______ (rest).
2. Mr White is a ______ (brave) policeman.
3. This is a new ______ (treat) for cancer.
4. I crossed the street to avoid ______ (meet) him.
5. He cut his hand during an ______ (operate), but he continued his work.

1. to rest 2. brave 3. treatment 4. meeting 5. operation

Ⅲ. 按要求完成下列各题。(每空一词)
1. Jenny was busy with her report, so she didn't go to the cinema. (改为同义句)
______ Jenny was busy with her report, she didn't go to the cinema.
2. Linda has to look after her little brother today. (改为同义句)
Linda has to ______ ______ ______ her little brother today.
3. Whatever I do, my parents won't get angry. (改为同义句)
______ ______ ______ I do, my parents won't get angry.
4. Tim wore a thick coat in order to keep warm. (改为复合句)
Tim wore a thick coat ______ ______ he could keep warm.
5. I took a taxi because I wanted to get there quickly. (对画线部分提问)
______ ______ you take a taxi?

1. Because 2. take care of 3. No matter what 4. so that 5. Why did