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【知识学习】Unit 3 Science versus nature教案

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Unit 3 Science versus nature教案

Unit3Scienceversusnature教案

module5Unit3Scienceversusnature语言点 Reading

.ontheotherhand,somescientistspointoutthatifyoucloneanembryo,youcanproducevaluablehumantissues---suchasboneorlungtissue

thatcouldbeusedtosavehumanlives.ontheotherhand,manypeople,includingsomescientists,disagreeandareafraidthat,ifmankindtoyswithnatureinthisway,wemaybeonourwaytoproducingareal-lifeFrankenstein’smonster. ononehand…ontheotherhand…一方面…另一方面…

ononehand,rapiddevelopmentoftheeconomywillimprovethelivingconditionsofpeople.ontheotherhand,itwillspeedupenvironmentaldestruction. athand在手边,在附近

byhand用手;亲手

inhand手头现有的,正在进行,在处理中 handin 交上来

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handout分发

handover移交 handdown把…传下去 handinhand手拉手

pointat,pointto和pointout的意思都与“指”有关,但还是有一定区别。

pointat习惯上表示指向离说话人较近的事物,意为“指着”,at是介词,着重于指的对象。pointto多用来表示指向离说话人较远的事物,意为“指向”,to也是介词,着重于指的方向。pointat可分开使用,point后直接跟名词或代词作宾语,at表示方向,而pointto却没有这种用法,但它还表示“显示、说明”的意思。

pointout表示的是给某人指示方向,要点或错误等,意为“指出”,out是副词。

根据句意,用pointat,pointto或pointout的适当形式填空。

.Theteacherispointingat/tothemaponthewall.

2.Boththehourhandandtheminutehandpointtotwelve.Itwasnoon.

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3..canyoupointoutthemanyoususpect? 4.Alltheevidencepointstohisguilt.

5.Theypointedtheirgunsatherheadbutshewasnotafraid. onthepointofdoingsthwhen正要做某事。。。突然 tothepoint击中要害 aturningpoint转折点

explain…pointbypoint逐点解释 toywith玩弄;不认真对待 她指责那个年轻人玩弄她的感情。

Sheaccusedtheyoungmanoftoyingwithherfeelings. 那个小女孩只是把食物拨弄着玩儿,因为她并不饿。 Thelittlegirljusttoyedwithherfood,asshewasn’treallyangry.

onone’swaytodoingsth.

“正在做某事的过程中,即将成功,离…不远了”.to是介词,后接名词、代词或动名词短语. .他即将成为一个导演。

Heisonhiswaytobecomingadirector.

2.期中考试就要临近了,因此他学习更加刻苦了。

Themid-examinationisonitsway,soheisworkingharder.

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我正在去上学的路上,这时我偶然遇到了我的一位朋友

onthe/mywaytoschool,whenIcameacrossafriendofmine.

A.I

vejustheardawarning______theradiothatastormmaybe____itsway. A.on,on B.over,in c.on,above D.from,on 复习下列短语: intheway防碍,挡道

bytheway顺便问问,顺便说说 inaway在某种意义上,在某种程度上 bywayof途经 innoway决不

alltheway一路上;至始至终 makewayfor为...腾出地方;让路 makeone’swayto前进

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2.Instead,hethinksresearcheffortsshouldconcentrateoncreatingnewtissuesandorgansthatcanbeusedtocurediseaseslikecancer.

concentrate/focus/fixon/upon 集中注意力在…上

concentrateone

sattention/energy/efforts/oneselfon/upon把…集中在…上

由于外面太吵,我不能集中注意力在学习上。

Icouldn

tconcentrateonmystudybecauseoftheloudnoiseoutside.

Effortsshouldbeconcentratedonhowtoproducemoreproductstomeettheneedsofpeople.

3.However,somepeopleconsiderthatcloninghumanembryoswiththeintentionofdestroyingthemshowsnorespectforhumanlife.

intention目的,打算,意图 intend意欲,打算 intended打算的,计划的

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withtheintentionof为了,以…为目的或意图 withoutintention没有目的的 intendtodosth.想要做某事 beintendedtodosth.旨在做某事 HewenttoParistolearnFrench.

HewenttoPariswiththeintentionoflearningFrench. 对不起,我不想伤害你的感情,我只是想告诉你。

Sorry,Ididn

tintendtohurtyourfeeling;Ijustwantedtotellyouthetruth.

这项旨在保护环境活动正在进行中。

Thecampaignintendedtoprotectenvironmentisunderway. 4.Idon’twanttoadoptsomeoneelse’schild—ifIhadthechance,Iwouldhaveaclonedbabyrightnow. adopt“收养,领养”;“采用”

manyfamilieshavetoadoptchildrenbecausetheycannothaveababyoftheirown.领养小孩

Theyadopteddifferentmethodstotrytosolvetheproblems.采用不同的方法

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IfIhadmethimyesterday,Iwouldhavetoldhimaboutit. Shoulditraintomorrow,thecropswouldbesaved.

5.whilecloninghumanembryosisnotlegalinmanycountries,somescientistsarealreadypushingaheadwithresearchinordertoproduceaclonedhumanbaby. while:conj. )though尽管,虽然; 2)when/as…的时候; 3)而

虽然我理解你所说的,但我不同意你的观点.

ThoughIunderstandwhatyousaid,Ican'tagreewithyou 母亲在做饭我在看电视.

motherwascookingwhileIwaswatchingTV.

B.Idoeverysinglebitofhousework________myhusbandBobjustdoesthedishesnowandthen. A.since B.while c.when D.as

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A.wethoughttherewere35studentsinthedininghall,_____,infact,therewere40. A.while B.whether c.what D.which

D._____Englishcanbedifficulttolearn,itisaveryusefultoolforcommunication. A.Because B.As c.once D.while

pushaheadwith推进,推行

这样不得人心的是很难推行下去的。

Itishardtopushaheadwithsuchanunpopularpolicy.

6.chinahassucceededinproducingclonesofcowsandgoats,andcontinuestoresearchwaysinwhichcloningcanbenefitmankind.

succeedindoingsth成功做某事

Hesucceededinturningtobeingabusinessman.

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=Hemanagedtoturntobeingabusinessman. benefit利益,好处;使…受益

beofbenefitto=bebeneficialto对…有裨益 forthebenefitof…为了…的利益 benefitsb./sth.有益于某人/某物 benefitfrom/by从…中获益

Itissaidyogaisofgreatbenefittohealth. =Itissaidyogaisverybeneficialtohealth. 这种愚蠢的行为对你没有好处。(benefitsb) Thisfoolishbehaviourdidn’tbenefityou. 许多学生都得益于这本好字典。(benefitfrom/by)

manystudentshavebenefitedfrom/bythisgooddictionaryalot.

7.Iwouldliketocommentonyourarticle

‘Theperfectcopy’. comment评论,评注

makecommentson/uponsb./sth.=commenton/uponsb./sth.评论某人(某事)

Hemadeseveralcommentsonthebook.

wewouldliketheaudiencetocommentonournewplay.

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8.onapersonalnote,cloningwouldtotallytransformmylife.

ona…note“以…语气,以…论调”

Heendedhisspeechtohisemployeesonahumorousnote.

onamoreseriousnote,themanagermentionedtheaccidentlastmonth. Project .

Noteverythingthatisbestfornatureisgoodforpeople. 句中that引导定语从句,修饰everything。 否定词not出现在含有all,both,everything,everyone以及every+名词的句中表示部分否定,not可位于这些词的前面,也可以位于他们后面。

e.g.Notbothofthemhavereadthisbook.=Bothofthemhaven’treadthisbook.

Allbamboodoesn’tgrowwell.=Notallbamboogrowswell. Noteverythingthatisbestfornatureisgoodforpeople.

=Everythingthatisbestfornatureisnotgoodforpeople.

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2.

wouldanyonesaythatdevelopmentshouldbestoppedinfavorofnature?

infavourof:有利于,赞同(接名词、代词和动名词) askafavourof请某人帮忙

dosb.afavour=doafavourforsb.帮某人一个忙 我们赞成这个建议。

weareinfavorofthissuggestion.. 我和朋友谈过,他完全赞同放弃这个计划。

Italkedtomyfriendaboutit,andheisallinfavorofgivinguptheplan. 3.

Shouldtheybeblamedfordestroyinghundredsofthousandsofacresofrainforestifitmeansabetterincomefortheirpeople?

blamev.&n.

blame…for…因为某事责备某人 blamesth.on把某事归咎于某人

sb.betoblame=sb.shouldbeblamed某人因受责备

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Sheblamedhisfailureonhercarelessness. Shedidn’tblameanyoneforthemistake. A.whois________thefire? A.toblameforstarting B.toblametostart c.tobeblamedforstarting D.tobeblamedtostart

4.Nowhereisthistruerthanwithgeneticallymodifiedfood. 本句为倒装句,nowhere…truer…是比较级的形式,表示最高级的意义。

我们班没有人比他学习更用功。 Nooneinmyclassworksharderthanhim. 当时我找不到一个可以帮助我的人。

NowherecouldIfindapersontohelpmeatthattime. 5.

Researchhasbeenlimitedtoincreasingproductionprofits,ratherthanmakingsure—thatGmfoodsaresafe. belimitedto+n/doing局限于

schoolEducationshouldnotbelimitedtogainingknowledge

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only.

limitn.限度; theagelimit 年龄

thespeedlimit速度

gobeyond/overthelimit超过限度 withinthelimitsof在。。。范围内

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