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.

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.

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.

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

2. The plan must remain ______ until next month.

3. On Memorial Day（阵亡将士纪念日）the American people

_______those soldiers who died in wars.

4. My finger was ______when I tried to collect the broken glass by hand.

5. We were happy that her dream of marrying Fred finally became a _____ .

6. My classmates all laughed when I _______ our teacher.

7. The book says that modern music was first ______ in Italy.

8. The boy could earn（赚得）a little money by _________ newspapers.

9. Jane stayed home on Monday so that her cold would not _______ to others in the office.

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

1. It suddenly _______ me that I should have left a message on his desk.

2. Please ____ that piece of paper you’ve just dropped on the floor.

3. I don’t think quarrels will ever _______ any good results.

4. My friend agreed to ______________ my dog while I’m on vacation.

5. The students are planning a big party ________ their retiring（将退休的）teacher.

6. Human beings learned to ______ tools ______ stones thousands of years ago.

7. Don’t you think watching TV _______ up too much of your time?

8. A team _________ 15 doctors and 25 nurses was sent to the flooded area（水灾地区）.

9. Translate the following sentences into English.

1. 你可以把信息转变成(transfer… into)由点、划组成的密码来使它保密。

2. 刀从她湿漉漉的手中滑落，扎伤了她脚边的小宠物(pet)。

3. 选择10月1日，中华人民共和国的诞生日，作为国庆节是非常恰当的。

4. 在乡下度假时，我拍摄了一些美丽的建筑物的照片，比如这所公立学校和它旁边的小教堂。

5. 创造的愿望是十分重要的。如果我们只是模仿，那就很难发展新事物了。

6. 消息在传达给军官之前就在士兵中间传开了。

Unit 3

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

1. I need some time alone to ______ on what has just happened.

2. He has a _______ to hate her because she is responsible for him losing his job.

3. It was a difficult __________ getting everything ready in time.

4. When I was a child, my parents always told me that hard work is the only ______ to success.

5. Thank you for _________ me that someone is waiting for me in the office.

6. People like this film because it is about their _________ life.

7. I ______ you this time, but please don’t let it happen again.

8. She _____to spend too much time playing computer games.

9. I am _______to my parents for all that they have done for me.

10. I can’t _____ whether he was right or wrong, so I have to ask someone else.

11. I was filled with _____ after I achieved great success through hard work.

12. He ________ me in the street with a friendly wave of the hand.

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

1. He didn’t speak for long, but everything he said was __________.

2. With no one taking care of him, the boy had to __________ after his father’s death.

3. He is welcome everywhere, for he is ready to __________ to anyone in need.

4. When I ________, I still remember my high school days which were among the happiest in my life.

5. This was given to me as a present _____________ my graduation from high school.

6. Many people in the world have more than enough to eat, but many others often _________.

7. Last night the man drank too much and __________ the street shooting (射击) his gun into the air.

8. In my family my parents are like our friends, so we _______ to ask them any questions.

9. The monitor (班长) _________ when the teacher leaves the classroom.

10. Bob knew that one day he would ___________ in the war, like all his friends.

8. Translate the following sentences into English.

1. 回首往事，他对父母充满了感激之情。

2. 母亲从来不忘记提醒我她是家里的主管，而且每当需要她时，她总会助我一臂之力。

3. 这个小男孩独自一人时往往会挨饿，因为他不会做饭。

4. 在母亲的生日之际，我请母亲原谅我因常常被日常事务缠住而忘记对她说一声“谢谢你”。

5. 学生都很喜欢这位年轻老师，因为她不仅言传身教，而且说话温和而中肯。

Unit 4

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

1. Those buildings are so tall that they seem to ______ the sky.

2. We need someone with _____ and enthusiasm（热情) to do this job.

3. He was driving at a _____ of 90 miles per hour on his way home.

4. Of course he is our landlord（房东）; he owns the _____ building.

5. Is there anything ______ that you’d like to do this afternoon, Peter?

6. China’s GDP (国内生产总值) ______ by 9.1 percent in 2003.

7. Believe it or not, our foreign teacher is quite _____ at cooking Chinese dishes.

8. She seems so quiet, but _____ she likes to talk.

9. This word has four _____ meanings.

10. You are _____ by law to stop your car after an accident (事故）。

11. What’s your _____ for looking so young?

12. I go to sleep on my back but I always wake up in a different _____.

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

1. She was running __________ outside her house, shouting for

2. The noise from the next door ____ me _____sleeping last night.

3. The disease is more commonly _______ Mad Cow Disease.

4. He is having ________ trouble with his car, isn’t he?

5. The little girl had to hold onto the railings（扶手）to keep her balance .

6. I prefer to live near my work _____ spend a lot of time traveling every day.

7. I used to _____ him __ someone who would always help me, but I was wrong.

9. Translate the following sentences into English.

1. 汤姆的故事很滑稽，我们都忍不住笑了起来。

2. 德语系和英语系分处两幢楼，而不是在同一幢楼里。

3. 伍兹(Woods)具备什么其他高尔夫球运动员(golfer)不具备的

特殊技巧呢？

4. 跑步是最大众化的运动方式，因为它不需要什么训练或器材(equipment)。

5. 需要相当多的练习才能在速度和耐力两方面均技术娴熟。

6. 他被认为是我们学校跑得最快的人，尽管他对跑步的技巧一无所知。

Unit 5

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

1. Though he _________ several big farms in the south of the country, he left nothing to his children.

2. The family were very sad because they lost all their _______ in the fire.

3. Can I have another piece of the cake? It’s simply ________.

4. He got a great deal of _______ from his children

5. The farmers are expecting a good ________ this year.

6. She was born in 1432, the daughter of a wealthy London

_________, whose business was selling shoes.

7. They ______ their gold in the garden where they hoped nobody would be able to find it.

8. They have turned down our repeated ________ for a crosswalk (人行横道) near the school.

9. After a long__________, they finally found a house they liked.

10. When the son asked his dying mother if she wanted some water to drink, she _______ her head by way of (作为) saying “Yes.”

11. Because of some problems with the engine, there will be a

_______ of ten minutes before the plane takes off.

12. Lily used to _______ her diary under her pillow.

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

1. Suddenly a fight started and the restaurant owner had to ________ the police.

2. Tom is clever, _________, but not very hard-working.

3. I’ve told you _______________ not to play with fire, but you never listen to me.

4. As soon as David arrived in Beijing he fell in love with the city and decided that he would live there ________.

5. He was trying to explain but she became impatient (不耐烦) and ____him ______.

6. We must _______ those weeds by the roots.

7. He was the fastest worker and ________ work right away, not stopping until he was tired out.

8. The same problem seemed to come up __________ but neither the father nor the son knew what to do.

9. How could he _____ the best tomatoes _____ for himself and leave the rest to his parents?

10. _________ the students’ request, the teacher has begun to give them more chances to speak in class.

11. Several houses _____________ when the river suddenly changed its course during a flood (洪水) last summer.

9. Translate the following sentences into English.

1. 看到老人奄奄一息，邻居们一刻也没有耽误，马上请来医生。

2. 一个漂亮的果园要人付出辛勤劳动，要日复一日地浇水、除草、清除石块。不过丰收的时刻总是让人愉快的。

3. 他一辈子都富有，但他从没为他所拥有的财产开心过。

4. 在搜寻的过程中，他们不断以为自己找到了埋在地里的财宝，结果一无所获。

5. 应商人的要求，那家餐馆打发走了其他客人，着手为他一人准备美味的食物。

6. “我可以把这些旧报纸搬走吗？”工人问。“当然可以,”他点点头。

Unit 6

5. Fill in the blanks with the words given below. Change the

forms where necessary.

1. The soldier showed great __________ in the battle.

2. I’ve voiced my opinion at every meeting I’ve _________.

3. A friend of mine has recently decided to _______ his highly-paid but demanding job in an American company.

4. In the crash the taxi driver received serious ________ to his head and arms.

5. It’s taken me a while but at last I’ve managed to __________ my fear of public speaking.

6. __________, though, he managed to pass all his final exams.

7. He was not feeling well that morning and was ________ whether or not he should go to work.

8. He helped us entirely out of _________, not for the money.

9. As he watched the TV play, he suddenly ______ that he’d seen it before.

10. When he was young, my father ran in the cross-country ______ every year and often won.

11. The English dictionary cost me a lot of money, but it’s certainly

____it.

12. Education shouldn’t be _________ purely by examination results.

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

1. I often ________ her for her sister on the phone.

2. Take these tablets if you are _________.

3. Did you hear what __________ David last night?

4. I _________quickly to see if someone was following.

5. Tom spent an hour in the library and finally ___________the book he wanted.

6. Exercise can ________________to your state of health.

7. Will you help me _________________the old classmates’reunion（重聚联欢会)?

8. He said he would come with his wife, and ____________ he did.

9. I wouldn’t lose courage _________ I should fail ten times.

10. After five miles, Tara was tired and started to ___________.

9. Translate the following sentences into English.

1.事实上，她曾考虑过是否该出国。

2. 这是我看过的最感人(touching)的电影。

3. 我一瘸一拐地走向教室，在那儿碰到了汤姆。

4. 他娶艾丽斯不是因为她美丽，而是因为她有钱。

5. 衡量一个学生的学习不能只看他的分数，还要看他解决问题的能力。

6. 最富裕的人不一定是有很多钱的人，而是那些乐于助人的人。

Unit 7

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

1. Children’s-V oice is a publishing house that mainly publishes children’s____.

2. I got terribly ________ and dropped a spoon on the floor.

3. The citizens were warned of the trouble that the _______ monkeys might cause.

4. We are fully ___of the problem, why it exists(存在) and what we can do about it.

5. I did a quick ______on the Internet for some local bookstores and theatres.

6. These were lonely people and you could see they were longing for _____with other human beings.

7. My girlfriend is really _______with me for leaving her alone while she was ill.

8. The London Bridge Hotel, which opened in 1998, is located at the ____ of London.

9. Please take a seat. Dinner will be ready in an _______ .

10. The man asked for forgiveness (宽恕）before he was _____ for murder (谋杀）.

11. They are debating whether the _________ between the rich and the poor is becoming wider

12. I’ll always smile when I think of my first year’s _________ in college.

13. He went out hunting alone and _________ some wild birds.

14. The Old Man and the Sea is a ______ about an old fisherman and his fight with a huge marlin（枪鱼）.

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

1. The Stones had three sons, two of whom were killed _____during World War II.

2. He spoke ______ he knew all about our plans when in fact he knew nothing at all.

3. The other day my mother ______ and spent the whole morning cleaning my room.

4. He ________to the waiter, “Please bring me a cup of water to drink.”

5. Finally he stopped the car, _________a map, and found the right way.

6. Knowing that the film was ________a true story made it even more enjoyable.

7. If we can’t reach there before dark, we’d better __________now while there’s still time.

8. __________, we’ll finish the work today.

9. Translate the following sentences into English.

1．这部小说讲述了她如何逃脱纳粹的搜查，是根据她的亲身经历写成的。

2．当陌生人直视我的时候我会感到紧张，所以我尽量不接触他的目光。

3．就在那一刻，黑暗中有个像火花一样的东西吸引了我的视线。

4. 父母和孩子都应该明白他们之间有隔阂,但他们不必难过,因为这种隔阂不是不可逾越的。

5．无论如何，这个决定必须明天执行，哪怕会招来多数人的反对(objection)。

6．她在讲述自己受到的粗暴待遇时越来越激动，好像到了发火(explosion)的边缘。

Unit 8

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

1. Once you have made a promise, you should _______ it.

2. Applying (申请) to enter a university is a complicated ______ with many steps to follow.

3. You must give your full ________ to what you are doing.

4. Although the brightest students do not _________ make the best teachers, most teachers were good students.

5. He was so _______ in reading the book that he didn’t even hear

the knock at the door.

6. We have to have a (n) _______ plan if we are to deal with this serious problem.

7. John has _______ a close relationship（关系) with some of his classmates.

8. If you understand a foreign language and can make yourself understood when speaking and writing, you have _______ it.

9. Getting rich seems to be his only __________ in life.

10. Don’t miss this _________: it may never come again.

11. He works hard and ______ has a good chance of winning the prize.

12. The ______ of their friendship is a common interest in sports. 6. Fill in the blanks with the expressions given below. Change the forms where necessary.

1. Most athletes are ___________ during their youth.

2. If you feel cold, you can _____ the temperature in the room ___ your taste.

3. Mary _______ on everything that’s said in class and reviews them in the evening.