1 . 选择填空：while, but, however
1. I would like to help you. _________, I don’t know how to operate the computer.
2. They rushed to the airport, _________ they were too late.
3. Their country has plenty of oil, _________ ours has none.

2 . 根据句意，选择单词并以其适当形式填空。

1. They were _________ little children that they didn’t know what to do.
2. The mountain is _________ high that I cannot climb to its top.
3. It is _________ heavy a suitcase that none of us can lift it up.
4. See that big stone? Actually, it’s _________ a big stone that no one can carry it.
5. It was _________ nice weather that we were able to have lunch in the garden.

3 . 根据语境，选择下框中的单词或短语，必要时用正确的形式填空。框中有两个单词为多余单词。

sharp       hesitate       precious       otherwise       earn a living recycle       select       assist       carry on       indeed

1. During the gold rush, ________, some Chinese opened up shops and restaurants in Chinatown in San Francisco.
2. As the first woman ________ to make a trip into space, Tereshkova felt lucky and proud.
3. Despite the difficult situation, Dr Bethune did whatever he could ________ the Chinese people.
4. Astronauts have to use tape to stick everything down while working in space because everything would float off ________.
5. In space, astronauts collect all dirty water so that it can ________ for later use.
6. Many Americans complained about the ________ increase in the cost of health care and health insurance recently.
7. After ________ for several moments, Gary finally went into the expensive tailor’s shop and asked to see the suit in the window.
8. To a person nothing is ________ than their life.

4 . 根据句意内容，从方框中选出正确的选项，完成下列句子。

A. folding     B. attempt     C. otherwise     D. generous     E. have yet to

1. You’d better go now, ________ you’ll miss the train.
2. His first unsuccessful ________ didn’t stop him moving forward.
3. My deskmate is always ________ with his time when I turn to him for help.
4. Follow the instructions and you can make the shape of a fish by ________ the paper.
5. The details of the contract ________ be corrected and need to be fully discussed later.

5 . 用方框中所给短语的适当形式填空，每个短语只用一次。

once and for all             in charge of          deep down       come down with     be rich in

1. He was placed ________ this department.
2. What if I ________ a strange disease?
3. Let’s solve this question ________ !
4. He seems confident but ________ he lacks confidence.
5. Apples ________ vitamins.

6 . 选词填空

work out；now and then；fall apart；rather than； be responsible for give up；in the open air；on hand；take control of；be made up of

1. They had to sleep ___________ after their houses were destroyed in the earthquake.
2. Losing games taught him to practise harder and never___________.
3. The police rushed there and ___________ the situation.
4. Always have your dictionary ___________ when you study.
5. Even if he is very busy, he will ___________ in the gym three times a week to keep healthy.
6. My grandfather still plays tennis ___________ even though he’s in his seventies.
7. It is a shame that their friendship finally ___________ and they became enemies.
8. The mountain village I visited last week ___________ 30 families belonging to five nationalities.
9. You should prefer to work harder to solve the problem ___________ give up.
10. We have to study harder as senior high school students and get used to __________ a lot more.

7 . 根据语境选择恰当的介词、副词填空
1. He put ________ a poster on the wall. (up/away)
2. The teacher forbids the pupils to let ________(out/off) fireworks in the school.
3. First, the house was cleaned from top ________ (to/till) bottom.
4. The fireworks lit ________ (on/up) the night sky.
5. The painting was hung upside ________ (along/down).
6. People keep a dog to scare ________ (away/out) thieves.
7. What has he been up ________ (in/to) recently?