21世纪大学英语读写教程第四册练习题答案(前五单元)

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21世纪大学英语读写教程第四册练习题答案

Unit one

TEXT A

II

1.He defines greatness as the lastingcontribution which a person makes or has made to human civilization.

2.The example of Churchill shows theimportance of persistence and dedication in achieving greatness.

3.Firstborns and only children tend to makegood leaders in times of crisis, but middle- born children are better peacetimeleaders.

4.A 20th century politician should be aneffective public speaker and a social person.

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5.Intelligence seems to be less importantthan other factors, such as the ability to communicate effectively.

6.The ability to overcome traditional waysof thinking is also crucial.

7.They simply don’t devote the amount oftime required.

8.The study showed that enjoying one’s workis the best form of motivation.

IV

1.chat 2.acknowledge 3.motivated 4.charcteristic

5.despite 6.influential 7.cited 8.obstacle

9.intrinsic 10.criteria 11.obsession 12.innate

13.contribution(s) 14.contemporary 15.submitted 16.morale

2.The example of Churchill shows theimportance of persistence and

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dedication in achieving greatness.

3.Firstborns and only children tend to makegood leaders in times of crisis, but middle- born children are better peacetimeleaders.

4.A 20th century politician should be aneffective public speaker and a social person.

5.Intelligence seems to be less importantthan other factors, such as the ability to communicate effectively.

6.The ability to overcome traditional waysof thinking is also crucial.

7.They simply don’t devote the amount oftime required.

8.The study showed that enjoying one’s workis the best form of motivation.

IV

1.chat 2.acknowledge 3.motivated 4.charcteristic

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5.despite 6.influential 7.cited 8.obstacle

9.intrinsic 10.criteria 11.obsession 12.innate

13.contribution(s) 14.contemporary 15.submitted 16.morale

3.Firstborns and only children tend to makegood leaders in times of crisis, but middle- born children are better peacetimeleaders.

4.A 20th century politician should be aneffective public speaker and a social person.

5.Intelligence seems to be less importantthan other factors, such as the ability to communicate effectively.

6.The ability to overcome traditional waysof thinking is also crucial.

7.They simply don’t devote the amount oftime required.

8.The study showed that enjoying one’s workis the best form of motivation.

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IV

1.chat 2.acknowledge 3.motivated 4.charcteristic

5.despite 6.influential 7.cited 8.obstacle

9.intrinsic 10.criteria 11.obsession 12.innate

13.contribution(s) 14.contemporary 15.submitted 16.morale

V

1.left behind 2.rise 3.made history 4.were endowed with

5.put up with 6.going nowhere 7.ifocuses on 8.be built on

9.put in http://www.77cn.com.cne up with 11.take charge 12.set...apart

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VI

efficiency emergency fluency frequency

proficiency tendency urgency sufficiency

1.fluency 2.proficiency 3.emergency 4.Efficiency

5.tendency 6.frequency

VII

1.For some students, it's not that theydon't put in enough time — it's that they don't have good study habits.

2.Children perform differently at school.It's not that they have different IQs — it's that they are brought up in different environments.

3.The company is not very productive. It'snot that its staff aren't talented — it's that their energy hasn't been channeled effectively.

4.I'm really sorry. It's not that I don'twant to go to the cinema with you— it's that I have to finish my papertonight.

5.You have a stomachache. It's not that thefood was bad — it's probably that you have too much stress from your work.

VIII

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1.President Wilson didn't try to bring the USback to economic and political isolation. Instead, he believed in internationalcooperation through an association of nations. http://www.77cn.com.cnputers don't teach studentsin groups. Instead, they can help them learn effectively according to theirdifferent needs.

3.We shouldn't focus on minor points.Instead, we should try to solve the problem of the greatest urgency at present.

4.He dosen't get anybody else to help him.Instead, he likes to attend to everything himself.

5.Teaching success shouldn't be measured bythe scores the students receive on tests. Instead, it should be measured bywhether the students have internalized the ability and desire to learn.

IX

BCBAD DCABA DABCA

X

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