1 . 根据句子意义选择适合该句的短语，并用其正确形式填空，使句子意义通顺完整。其中有一个多余选项。

concentrate on     lead to       be in trouble       up to     take to       be known for in search of       work out     catch up on       show respect to       stay in touch with

1. There are so many convenient ways for you _________ your faraway friends.
2. It took me almost one hour_________this difficult mathematics problem.
3. Even today, my British father still does not easily   _________ eating things like chicken feet.
4. When the father figured out what his son was _________, he became so angry.
5. Too much work without any rest often _________diseases.
6. He is always ready to give a hand to the one who _________
7. Some animals migrate to the south _________warmer weather.
8. I look at those photos from time to time to remind myself to _________all animals.
9. Yellowstone National Park_________the variety of its wildlife.
10. After a day’s work, cooking together with my family gives us a chance to relax and_________each other’s days.

3 . 选词填空

take part in     leads to       make use of        have confidence in        make a difference

1. Take advantage of your classes, learn from your teachers and classmates, and________our school facilities.
2. There are also a lot of school activities for you. Join a club or two, and________different sports.
3. Study without thinking________confusion; thinking without study ends in puzzlement.
4. Exercise can________to your body and mind.
5. He is the perfect runner, so we ________ his ability.

4 . 在一定条件下，一件坏事可以导致好的结果。
In given conditions, a bad thing can ________ ________ good results.