21世纪大学英语综合教程第一册课后练习答案

Unit 1

5. Fill in the blanks with the words given below. Change the forms where necessary.

comfortable enter fear handle

however manage

responsible share shortly smart succeed surround

1. George is a ______boy; he is one of the best students in his class.

2. You have to work hard if you want _________ in your courses.

3. _______ after you left, a girl came into our office looking for you.

4. At first, the course was a bit difficult for me but I _______ to pass the final exam with a fairly good grade.

5. Mary is my best friend and I always _______ my secrets（秘密）with her.

6. The lost traveler was filled with _____ when he saw a bear（熊）running toward him.

7. When you’re away from your family, you have to be ___________for yourself.

8. At first, he was afraid of being off by himself. Shortly, __________, he became used to living alone.

9. Children in China ______school at the age of 6 or 7 and must study there for at least nine years.

10. The earth is ___________ by air, which makes up its atmosphere (大气层).

11. If you can’t _______ the job, I’ll get someone else to do it.

12. John was so ________ and warm in bed that he didn’t want to get up.

6. Fill in the blanks with the expressions given below. Change the forms where necessary.

as a result at first be up to grow up in addition

keep up with make friends with set up turn out under control

1. You can ask him for advice but the final choice ______ you.

2. Everything is developing（发展）so quickly in today’s world that

I am afraid I can’t _________ all the changes.

3. The brave sailors（海员）managed to keep their boat _________ during the storm.

4. If ________ you don’t succeed, try, try again.

5. The boy said that he wanted to be a computer scientist（科学家）when he ________ .

6. Today young people from different countries can easily ________________ one another through email.

7. Mark wanted to finish his homework in two hours, but it

____________ to be harder than he thought.

8. Tom fell and broke his leg. __________, he would have to be away from school for a month or two.

9. A new school has been ________ there.

10. _________, I have something else to do this weekend.

9.Translate the following sentences into English.

1. 约翰既聪明又有责任心。他喜欢跟别人交朋友。

2. 我已经决定竞争这个新岗位。你也可以竞争。你自己决定吧。

3. 医生来后不久就设法把我父亲的病控制住了。

4. 作为新生，我们大部分人都不知道等待着我们的大学生活会是怎样的，但是我们都知道我们必须把学习搞好。

5. 要在大学里取得成功，我们必须跟上其他的学生并且制定一个适合我们需要的常规。

6. 虽然上星期的作业比我想象的难，我还是按时交上去了。Unit 2

5. Fill in the blanks with the words given below. Change the forms where necessary.

reality desire honor imitate injure infect

spread develop deliver secret create early

1. As a young man, he has a strong desire for _______.