1 . 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.

2 . 请用方框中所给词汇或短语的正确形式完成下列句子。

impress          found          relieve            justify            most            otherwise science          succeed in          aware of            in honour of

1. You should always avoid fallen power lines after a storm,___________ you might get hurt.
2. The helpful tour guide made us___________the history of the places we visited.
3. It is difficult to___________someone wasting food when other people are hungry.
4. At the end of a___________experiment, it is important to summarise the results.
5. Jane, one of the___________of the foundation, is determined to bring healthcare technology to market for developing countries.
6. The night ended with a(n)___________firework show that everyone enjoyed.
7. The painting is___________made of different shades of yellow, with a little orange and green thrown in.
8. It is still not known if Mallory___________reaching the top of Qomolangma before it took his life.
9. A monument was built ___________the war heroes.
10. To date, the charity has provided___________for over 150, 000 refugees.

3 . 选短语填空

get through,       as well as,       in shape,       under pressure,       make out,       fall in love with, set up,       in addition,       now that,       (be) absorbed in,       due to,       keep track of

1. A new charity was ______ by the millionaire to help children in need.
2. This new app is designed ______ your path so that you won’t get lost in the woods.
3. She is a woman of many achievements, who has won gold medals ______ volunteered in Africa.
4. When you are ______, you should find ways to relax yourself.
5. Without much money in his pocket, the young student has no idea how to ______ the cold winter.
6. He was so ______ watching the movie that he didn’t hear a word I just said.
7. I ______ London the moment I stepped out of the plane.
8. ______ everyone is present, we should start our discussion.
9. Many find it difficult to stay ______ during the lockdown because there isn’t much room for exercise.
10. Drive carefully! You can hardly ______ anything in the foggy weather!