Unit 4

Teaching aims in the class:• Reading and understanding.• Master the use of the following words and

expressions: affect contain appreciate certain long to do sth. respond to in relief burst into laughter without mercy protect… from pay attention to no…no…

Questions for the first paragraph:

• Why has the antelope in Tibet become an endangered species?

Key points in the first paragraph:

• Long to do sth.• Respond to• endanger

1. long to do sth. 渴望。。。。。。 long for sth./doing sth. long for sb. to do sth. 渴望某人做某事 long vi. 渴望 , 热望 , 极想We are longing to see you.People are longing for peace.The children are longing for the holidays.The lonely child is longing for the caress of his

motherI am really longing for him to say something tender

to me.

渴望……

• die to do sth./ die for• ache to do sth./ache for• desire to do sth. desire for

• be eager • be anxious• be hungry• be thirsty

to do sth.for sth.

2. Respond to 回答 , 做出反应 make (no) response to In response (to) 答复 , 作为回应 , 响应She didn’t respond to my letter.She made no response to my letter.She kept silent in response to my request.He responded to my suggestion with a laugh.

3. endanger 使出于危险中，危及…… ..

e.g. Smoking endangers health.

in danger 处于危险之中

e.g. The patient is in danger.

be in danger of 有…… 危险

be out of danger 脱离危险

endangered adj. 濒危的

dangerous adj 。危险的

Questions for the second paragraph:1.Why are elephant numbers increasing in Zimbabwe?2.How does the government of Zimbabwe help wild animals?3.Why is it important to Protect the rainforest?

Key points in the second paragraph:

in relief appreciate burst into laughter certain without mercy protect… from pay attention to no…no… affect contain

4.relief n. ( 痛苦 , 焦虑的 ) 消除 ; 轻松 , 解脱 in relief 轻松地 , 欣慰地 to one’s relief 令某人感到安慰 / 庆幸的是……relieve vt. 减轻 , 缓解 , 使摆脱…… relieve sb. of sth.Much to her relief, the car was not damaged.Daisy left in relief.Being able to tell the truth at last seemed to relieve her.Let me relieve you of those parcels.

5.burst into + n. 突然……起来burst out + doingburst into laughter/ tears 突然大笑 / 大哭起来burst out laughing/crying英汉互译 : 听到这个有趣的故事 , 我们捧腹大笑起来 .她如此害怕以至于放声大哭起来 .The pot burst into flames.The crowd burst into cheers.

6.Mercy n. 仁慈 , 怜悯 , 慈悲 , Merciful adj. 常用的短语有 :have mercy on/show mercy to /be merciful to 同情某人 , 对某人发慈悲At the mercy of 任由……摆布 , 处于……的控制下Beg sb. for mercy 乞求某人的宽恕Without mercy 毫不留情地 根据汉语意思完成句子 :1.The hunter shot the tiger_________ . (毫不留情地 )2.The were lost at the sea,______________. (任凭风吹雨淋 )3.The robber _______________(没有表现出丝毫慈悲之心 ),killing innocent men and women.

without mercy

at the mercy of wind and rain

showed no mercy

7.certain adj. 确定的 , 一定的 ; 某一 , 某个 , 常用的短语有 :be certain/sure to do sth. 肯定做… ..be certain/sure of/about… 对……确定无疑for certain/sure 肯定地 ,make sure/certain of/that 从句。弄清楚 , 确保 .It is certain that…( 此句型中的 certain 不能用 sure 来替换 )A certain= some 某一汉译英：1. 我不能确定他是否会跟我们一起去。2. 去弄清楚火车甚么时候开。3.I must have met this boy___ ___ ___ ____.( 在某个地方）4.He went there to___ ___ ___( 弄清楚） the place of the meeting.

at a certain placemake sure of

8. protect …against… 防御…

protect …from… 保护……免受……危害

Eg. He is wearing sunglasses to protect his eyes

_______ the strong sunlight.

The knife can protect you _____a lecher( 色狼 ).

keep sb. from doing sth.

stop sb. （ From ） doing sth. 阻止某人干某事

prevent sb. （ from ） doing sth

from

against

9.Pay attention to 注意……（ to 是介词）atract/draw/catch one’s attention 引起某人的注意 devote one’s attention to…专心于……fix/focus/center/concenttrate one’s attention on集中注意力于……Fill in the following blanks:1.____ attention to whate you are doing.2.The accident __________ their attention.3.You shoud________ your attention to your study.

payattracted

devote

10.No rain forest, no animals and no drugs.

没有雨林就没有动物，也就没有药物。

no… no…没有……就不……； 不……便无……；

不……不……

No fire, no smoke.

No pains, no gains.

No song, no supper.

无火不冒烟。 / 事出有因。

不劳无获。

不唱歌，没晚饭。 / 不干活，没饭吃。 / 不劳动，不得食。

(There are) No animals and no drugs without rain forest.

1. I’m writing ______your recent letter.

A. in reponse to B. to response

C. in response to D. resonded

2.Your opinion did not______our decision. In fact,it seemed to have no _____ at all.

A. effect effect B. effect affect C. affect effect D. affect affect

3. Tibetan antelopes have fallen into a(n) _____ animal because of heavy hunting.

A.dangerous B. danger C.endangered D. in danger

4. After all these years of a busy life I should like to go to the country and live______.

A. at peace B. in peace C. with peace D. for peace

A

C

C

B

5._______ should be paid to our study, and only in this way can we good marks.

A, Heart B. Mind C. Notice D. Attention

6.He ____his hands from the cold with gloves.

A. saved B. guarded C prevented D. protected

7.Many of the earth’s plants and animals already______and many other species are endangered.

A died away B. died off C. died down D. died out

8. The new law will come into _____on the day it is passed.

A. effect B use C. power D. being

D

D

D

A

9. His income has______6%, so he is happy.

A increased to B. increased by

C. decreased to D. decreased by

10. I went for a walk to get my boredom_______

A. relief B. relieved

C. relieve D. relieving

B

B