数学专业英语2.7课后答案

数学专业英语课后答案(1)

2.1数学、方程与比例

词组翻译

1.数学分支branches of mathematics，算数arithmetics，几何学geometry，代数学algebra，三角学trigonometry，高等数学higher mathematics，初等数学elementary mathematics，高等代数higher algebra，数学分析mathematical analysis，函数论function theory，微分方程differential equation

2.命题proposition，公理axiom，公设postulate，定义definition，定理theorem，引理lemma，推论deduction

3.形form，数number，数字numeral，数值numerical value，图形figure，公式formula，符号notation(symbol)，记法/记号sign，图表chart

4.概念conception，相等equality，成立/真true，不成立/不真untrue，等式equation，恒等式identity，条件等式equation of condition，项/术语t

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2.1

2.比:ratio 比例:proportion 利率:interest rate 速率:speed 除:pide 除法:pision 商:quotient 同类量:like quantity 项:term 线段:line segment 角:angle 长度:length 宽:width

高度:height 维数:dimension 单位:unit 分数:fraction 百分数:percentage

3.(1)一条线段和一个角的比没有意义,他们不是相同类型的量.

(2)比较式通过说明一个量是另一个量的多少倍做出的,并且这两个量必须依据相同的单位.

(5)为了解一个方程,我们必须移项,直到未知项独自处在方程的一边,这样就可以使它等于另一边的某量.

4.(1)Measuring the length of a desk, is actually comparing the length of the desk to that of a ruler.

(3)Ratio is different from the measurement, it has no units. The ratio of the le

B3 U1

一In the boxes below are some of the words you have leaned in this unit. Complete the following sentences with them. Change the form where necessary

TEXT A TEXT B

Appropriate attribute bind appoint correspond Commitment ground notion figure gaze Permanent possess preserve grasp keen Pursue regulate unite part sensible

1. They ______ his hands and legs with a rope so he couldn’t escape. (bound) 2. His bright

1

大学体验英语3课后答案大学体验英语-综合教程3Unit1

PassageACareforOurMotherEarth

Readandthink3

1~5BBCAD

Readandcomplete6

1.strategies

2.specific

3.consumers

4.released

5.trapped

6.consequence

7.wasisolated

8.priority

9.convenience

10.elements

Readandcomplete7

1.transform

2.alltheway

3.sitback

4.resultingfrom

5.share…with

PassageBFrogStory

Readandthink12

1~5DACAB

Readandcomplete13

1.subtle

2.wereovertaken

3.species

4.decades

5.boundaries

6.audio

7.directly

8.focus

9.tone

10.cupped

Readandcomplete14

1.atthatrate

2.forthesakeof

http://www.77cn.com.cneto

4.byhand

5.viceversa

大学体验英语-综合教程3U

第一单元 轿车简述

Exercise 1

1. F 2. F 3. T 4. T 5. T.

Exercise 2

1. 小旅行车 2. original cost 3. 中型轿车 4. gas mileage 5. 维

修费用

6. maintenance access 7. 四门轿车 8. test stand 9. 油槽 10. mounting part

Exercise 3

1. financial 2. compact 3. wheelbase 4. approximately 5. back seats

6. crash-protection 7. economy-minded 8. trade-off 9. trunk 10. powerful

Exercise 4

1. have been developed into many different body styles befitting their varied uses. 2. provide the best ha

新编大学英语第二版第五册第一课练习答案 1. Understanding Emotions Step One

The King The King’s Daughter The Young Man anger √ anguish √ despair √ √ fear √ happiness √ √ jealousy √ love √ √ √ pleasure √ trust √

Step Two （略）

2. Understanding Specific Information

1) C 2) A 3) D 4) D 5) C 6) A 7) C 8) B 9) A 10) D 11) C 12) C 3. Predicting the Outcome of the Story （略） 1

----------------------- Page 2-----------------------

Vocabulary

1. 1) semi-circle (half) 2) semi-detached (partly, not completely) 3) semi-finals (next to)

4) semi-annual (happen

新视野大学英语第四册课后答案

Unit 1 III.

1. idle 2. justify 3. discount 4. distinct 5. minute

6.accused 7. object 8. contaminate 9. sustain 10. worship

IV.

1. accusing... of 2. end up 3. came upon 4. at her worst 5. pa:

6. run a risk of 7. participate in 8. other than 9. object to/objected V

1. K 2. G 3. C 4. E 5. N 6.0 7.1 8. L 9. A 10. D Collocation VI.

1. delay 2. pain 3. hardship 4. suffering 5. fever 6. defeat 7. poverty 8. treatment 9. noise 10. agony Word building VII.

1. justify 2. glorify 3. exemplifies 4. classified 5. purifie

大学英语 课后 习题 答案

Unit 6
Section A. Bribery and Business Ethics
《读写教程 IV》: Ex. II, p. 153

1. Because they don’t know how serious the problem of bribery is.

2. He will bribe the officials.

3. Because these practices are likely to be morally wrong and may be certain forms of bribery.

4. These companies may be required to reveal such information by the U.S. Securities and Exchange Commission (SEC), whose duty is to collect certain information about enterprises so as to protect investors.

5. They wanted to av

Unit 1

1.他对这次面试中可能提到的问题作好了准备。（confront）

He has prepared answers to the questions that he may confront during the interview.

2.他悲惨的遭遇深深打动了我们，使我们几乎哭出声来。（touch）

His sad experience touched us so deeply that we nearly cried.

3.他们俩手挽着手沿着河边散步，有说有笑。(hand in hand)

The two of them are walking hand in hand along the riverbank, chatting and laughing.

4.听到这令人激动的消息之后，他眼睛里涌出欢乐的泪水。(well up)

When he heard the exciting news, tears of joy welled up in his eyes.

5.上海人容易听懂苏州话，因为上海话和苏州话有许多共同之处。(in common)

People from Shanghai can understand Suzhou dialect

Mathematical English 10: Dependent and Independent Sets Mathematical English Dr. Xiaomin Zhang Email: zhangxiaomin@nbu.edu.cn Dr. Xiaomin Zhang: Mathematics Department, School of Science, Ningbo University 1 Mathematical English 10: Dependent and Independent Sets §2.10 Dependent and Independent Sets TEXT A Dependent and independent sets in a linear space DEFINITION A set of S of elements in a linear space V is called dependent if there is a finite set of distinct elements in S, say x1, …, xk, and corresponding set