11Unit5SilentSpring.docx

11Unit5SilentSpring.docx

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11Unit5SilentSpring

11-Unit-5--Silent-Spring

Unit5

一、授课时间：

第10、11周

二．授课类型：

理论课9课时；实践课3课时

三．授课题目：

SilentSpring

四．授课时数：

12

五．教学目的和要求：

通过讲授课文使大学生了解有关环境保护的有关知识，学会用英语解释句子以达到学以致用的目的。

要求学生主动地预习课文，课前准备练习，学会分析文章体裁和进行段落划分。

六．教学重点和难点：

1）背景知识的传授：

Abouttheauthor；

2）文章的体裁分析及段落划分；

3）语言点的理解：

Wordstudy:

tochange;toexchange;beside;besides;except;usedto;beusedto;toshiver;totremble;toshake;toshudder

GrammarFocus:

Studyandlearnhowthewordssuchandsoareused;Studysuchpatternsasconsidering…;giventime;itisnoaccidentthat;itisnotmycontentionthat.

七．教学基本内容和纲要

PartOneWarm–up

1.1Warm-upQuestions

1.2Definethefollowingwordsandphrases

PartTwoBackgroundInformation

2.1WhatcanyouinferaboutCarson’sviewoftherelationbetweenmanandnature?

PartThreeTextAppreciation

3.1TextAnalysis

3.1.1Themeofthetext

3.1.2Structureofthetext

3.2WritingDevices

3.2.1Contrast

3.2.2Developingparagraphsbyexamples

3.2.3Otherwaysofdevelopingparagraphs?

3.3SentenceParaphrase

PartFourLanguageStudy

4.1PhrasesandExpressions

4.1.1Wordlist:

4.1.2Phrasesandexpressionslist:

4.1.3WordBuilding

4.2Grammar

4.2.1Object

PartFiveExtension

5.1Groupdiscussion

八、教学方法和措施

本单元将运用黑板、粉笔、多媒体网络辅助教学设备等教学手段，主要采用以学生为主体、教师为主导的任务型、合作型等教学模式，具体运用教师讲授法、师生讨论、生生讨论等方法进行教学。

九．作业，讨论题，思考题

完成课后练习；

多看英语报刊杂志及英语经典小说，扩大阅读量；

精听与泛听相结合，逐步提高自己的听力水平；

积极参加英语角等有助于提高英语口语的活动；

坚持用英语写日记；

做一些专四相关练习；

十．参考资料：

1）杨立民主编,《现代大学英语精读》（3）第二版，学生用书。

北京：

外语教学与研究出版社,2012。

2）杨立民主编,《现代大学英语精读》（3）第二版，教师用书。

北京：

外语教学与研究出版社,2012。

3）李观仪主编，《新编英语教程》（第三、四册）。

上海:

上海外语教学研究出版,1999。

4）黄源深，虞苏美等主编，《综合英语教程》（1-4册）。

北京：

高等教育出版社，1998。

5）《高等学校英语专业英语教学大纲》，北京：

外语教学研究出版社，2000。

6）JudyPearsall主编，《新牛津英语词典》。

上海：

上海外语教育出版社，1998。

7）丁往道、吴冰等编著，《英语写作手册》。

北京：

外语教学与研究出版社。

8）张道真，《现代英语用法词典》（重排本）。

北京：

外语教学与研究出版社，1994。

9）张道真，温志达,《英语语法大全》上、下卷。

北京：

外语教学与研究出版社，1998。

十一、课后小结

Unit5SilentSpring

PartOneWarm–up

1.1Warm-upQuestions

1.Whatisthemessagegiventousintheessay?

WhatareRachelCarson’smainarguments?

Havetheystoodthetestoftime?

2.Wearefacedwithallkindsofenvironmentalproblemsnowadays.ButwhatistheonethatRachelCarsondealtwithinherbookSilentSpring?

3.Howdochemicalsaffecttheenvironmentandpeople?

4.DoesCarsonmeanthatinsecticidesshouldneverbeusedinagriculture?

1.2Definethefollowingwordsandphrases

1.begearedto

2.introduce…into

3.agreatvarietyof…

4.holdsthwithinbounds

5.built-in

6.check

7.alimiton…

8.setthestagefor

9.explosive（increases）

10.liveon（wheat）

11.a/anotherfactorin…is…

PartTwoBackgroundInformation

2.1RachelCarson（1907-1964）biologist,writer,ecologist

1.intenselovefornaturesinceherchildhood→

“Humanshavenowacquiredafatefulpowertoalterandtodestroynature.ButManisapartofnature,andhiswaragainstnatureisinevitablyawaragainsthimself.”

―RachelCarson

Shewasoncebitterlyattacked:

“ananti-humanitariancrank,apriestessofnature,andahystericalwoman”

Butshecourageouslywentonfightinguntilherideacaughtonandmoreandmorepeoplejoinedin.

→themotherofmodernenvironmentalmovement

Aboutthebook:

1.Whenwasitpublished?

2.Whowastheauthor?

3.Whatisitabout?

Whatisitscentralargument?

4.Howwasitreceived?

5.Howsignificantisitnow?

6.Doesitstillmakesensenow?

PartThreeTextAppreciation

3.1TextAnalysis

1.Questionsforthinking:

a.WhatcanyouinferaboutCarson’sviewoftherelationbetweenmanandnature?

b.Washerviewcommoninhertime?

c.Howdoyouarriveatthisinference?

3.1.2Structureofthetext

PartI:

paras.1-6

atownbefore&afterthedisaster

PartII:

paras.7-9

causeofthedisaster:

chemicals

PartIII:

paras.10-14

character&impactofman’stamperingwithnature

PartIV:

paras.15-18

reasonswhypesticidesfailtosolvethepestproblem

PartV:

paras.19-24

causeofmodernpestproblemandpossiblesolutions

PartVI:

para.25

conclusion

Logic&Technique

What:

frominteresttoconcerndescription

How:

fromgeneraltospecificexposition

fromnaturetoman

Why:

fromeffecttocauseargumentation

How:

fromcausetosolutionexposition&argumentation

Relevantquestions:

1.WhydidCarsondevoteawholeparagraphtodescribethespreadingofspeciesinnaturebeforeshementionedman’sroleintheprocess?

2Didshealwaysfirstdescribethemechanismsinnaturebeforetalkingaboutman’stamperingwithnature?

3.Whydidshepresentherideasinthisway?

What’sherhiddenargument?

3.1.3DetailedAnalysisofthetext

PartI:

MainIdea

Contrast:

atownbefore&afterthedisaster

BeforeAfter

ColorColor

SoundSound

MotionMotion

Overallimpression:

Overallimpression:

vibrant,lifeless,

harmonious,deserted,

beautifulawful

PartII:

Discussion

1.Whydidtheauthorpaintsuchabeautifulpictureofanon-existenttown?

2.Whatwasshetryingtoappealto?

PartIII:

Discussion

1.Howhasmanchangedtherelationbetweenorganismsandtheirsurroundings?

HumanNature

Direction:

Direction:

life→environmentenvironment→life

Speed:

Speed:

Character:

destructiveCharacter:

adaptative

irrecoverable

2.Inwhatwayhasman’spowerchangedincharacter？

（para.11）

3.Howdochemicalsaffectourlife?

（para.11）

“passingfromonetoanother

inachainofpoisoninganddeath”

4.Whatarethetwoexamplesgivenbytheauthorasman’stamperingwithnature?

（paras.11-13）

5.Whyisman’schangeoftheworldparticularlydevastating?

（paras.12-14）

PartIV:

Discussion

1.Whyarepesticidesnotagoodsolution?

（3reasons）

Theykillindiscriminately,reducingbiodiversity.（para.16）

Theycontaminatetheentireenvironment.（para.16）

–residualeffect

Theycouldn’tsolvethepestproblem.（para.17）

–resistancetochemicals

–resurgenceinducedbypesticides

2.Whatdoesthe“endlessspiral”referto?

（para.17）

3.Whatdoestheauthormeanbysaying“alllifeiscaughtupinitsviolentcrossfire”?

（para.17）

4.Whatistheauthor’sattitudetowardsman’suseofchemicals?

Howisitimplied?

Rhetoricalquestions:

“Cananyonebelieveitis…?

”（para.16）

“Howcouldintelligentbeings…?

”（para.18）

PartV:

Discussion

1.Whatprinciplesshouldwefollowtosolvethepestproblem?

（para.19）

2.Howdidthepestproblemcomeintobeing?

intensificationofagriculture（para.20）

invasionofimportedspecies（paras.21-23）

3.Doesspreadingoforganismstonewplaceshappeninnature?

Howdoesithappen?

Whatistheprimaryfactorinthisnaturalprocess?

geologicalelement,i.e.separatingandrejoiningoflandswhichtookmillionsofyearstocomplete（para.21）

4.Whatarethesensiblemeasurestosolvethepestproblem?

（para.24）

toavoidsuppressing“pests”

togetmoreknowledge

topromoteanevenbalance

5.Inwhatwayshavewedonewronginusingchemicals?

3.2WritingDevices

1.Whatisgoodwriting?

Hermeasured,carefully-worded（language）yetpassionateprose（passion,love）wasallthemoredamningbecauseshe,herself,wasascientist（ideas;information）.

2.Howcanwewritewithpowerandprecision?

2.1Eloquence

Parallels

…untiltheyemergeandcombineintonewformsthatkillvegetation,sickencattle,andworkunknownharmonthosewhodrinkfromoncepurewells.（para.11）

…tostillthesongofbirdsandtheleapingoffish,tocoattheleaveswithadeadlyfilm,andtolingeroninsoil…（para.16）

Rhetoricalquestions

Cananyonebelieve…?

（para.16）

Howcouldintelligentbeings…?

（para.18）

Antitheses:

（juxtapositionofcontrastingideasinonegrammaticalstructure）

Therapidityofchangefollowstheimpetuouspaceofmanratherthanthedeliberatepaceofnature.（para.13）

…thisimaginedtragedymayeasilybecomeaharshrealityweallshallknow.（para.8）

2.2Precision

Qualifyingexpressions:

Toalargeextent,thephysicalformandthehabitsofthe

earth’svegetationanditsanimallifehavebeen

moldedbytheenvironment.（para.10）

Thispollutionisforthemostpartirrecoverable.（para.11）

Andeventhis,wereitbysomemiraclepossible,wouldbe

futile.（para.14）

Specialverbs:

n.–v.:

flame,coat,lineadj.–v.:

still,brown,damp

3.3SentenceParaphrase

1.TherewasonceatownintheheartofAmericawherealllifeseemedtoliveinharmonywithitsurroundings.

OnceuponatimetherewasatowninthecentralpartofAmericawherealllivingthingsseemedtoexistpeacefullywiththeirenvironment.

2.Inautumn,oakandmapleandbirchsetupablazeofcolorthatflamedandflickeredacrossabackgroundofpines.

Inautumn,theoak,mapleandbirchtreesturnedyellow,redorbrown,makingabeautifulshowofcolorsagainstthedarkgreenofpinetrees.

3.Thensomeevilspellsettledonthecommunity:

mysteriousdiseasesswepttheflocksofchickens;thecattleandsheepsickenedanddied.

Then,asifbysomeevilpower,diseasestruckthecommunity:

strangediseasesquicklystruckdownlargenumbersofchicken;thecattleandsheepbecameillanddied.

4.Thefeedingstationsinthebackyardsweredeserted.

Nobirdscametoeatordrinkwhatwasthereatthefeedingstations.

5.Onthemorningsthathadoncethrobbed（有规律地颤动）withthedawnchorusofscoresofbirdvoicestherewasnownosound;

Themorningairusedtovibratewiththesingingofbirds,buttherewasnownosound…

6.aharshrealityweallshallknow.

someseriousconsequencethatweallhavetoface

7.Thisbookisanattempttoexplain:

Thisbook,SilentSpring,intendstoexplainwhathascausedthedisastersinmanytownsinAmerica.

8.ahistoryofinteractionbetweenlivingthingsandtheirsurroundings

ahistoryofhowlivingthingsandtheirenvironmentaffectandrelatetoeachot