作业4：Fill in the blanks with the expressions given below. Change the forms where necessary.

题目

作业4：Fill in the blanks with the expressions given below. Change the forms where necessary.
even if at first worry about grow up make a difference to
make friends with keep up with track down set the stage for
at one’s best happen to adjust… to
1. If you don’t succeed, try, try again.
2. The boy said that he wanted to be a computer scientist（科学家） when he .
.
3. Today young people from different countries can easily one another through email.
4. Everything is developing（发展） so quickly in today’s world that I am afraid I can’t all the changes.
5. Did you hear what David last night?
6. Tom spent an hour in the library and finally the book he wanted.
7. I wouldn’t lose courage I should fail ten times.
8. Exercise can to your state of health.
9. This weekend’s talks b

答案

1.If at first you don’t succeed,try,try again.2.The boy said that he wanted to be a computer scientist（科学家） when he grew up ..3.Today young people from different countries can easily make friend...