Unit9Lesson1ToCloneorNottoClone课件高中英语北师大版选择性

Unit9Lesson1

TOCLONEORNOTTOCLONE语篇研读

主题语境／主题意义本课是本单元的第一篇阅读课，文章对“克隆还是不克隆”问题进行剖析，作者提出了自己的观点表明自己的态度，属于“人与自然”主题的“人类生存，社会发展与环境的关系”。2018年引发轩然大波的深圳基因编辑婴儿双胞胎是人类的带来福音还是灾难开启？本文的主题意义在通过展示人们对克隆技术使用和不同态度，启发人们思考如何使用人类自然科学研究成果。旨在让学生了解科技发展也要按照生态学规律办事，尊重自然环境上的自然环境，才能使人类更好的与自然环境，社会环境，和谐相处，进而实现人类社会的可持续发展。高科技的发展又确实是一柄双刃剑。主要内容／what本文语篇作者通过介绍克隆的定义种类、人类克隆技术的例子和人们对克隆的不同态度——有人高兴医学研究的进步，有人忧愁道德伦理的问题和使用技术的正当性，作者表达了自己的观点：克隆技术在医学研究中是有用的工具，但也有可能成为危险。

语篇类型：议论文

LearningObjectives01020304Icananalyzethewriter’sintentionsandopinionsIcanreadnewwordsIcanreadforspecificanddetailedinformationIcantellhowthewriterorganizeswriting1.________adj.精确的__________adv.__________n.___________adj.(antonym)2._________n.福气;幸运_______v.祝福;祝圣_______adj.神圣的;有福的;愉快安宁的3.___________n.比较__________adj.比较的___________v.比较;对比4.突破技术壁垒________________________5.患上一种疾病______________6.精准复制__________________________7.一个主要问题______________8.与……相比________________________9.全身心地投入到______________10.延缓衰老________________________11.有可能做某事________________12.引起争议_________________________13.激发强烈的情绪________________14.对…至关重要________________15.引发道德担忧_______________havethepotentialtodosthbecrucialformakeanexactcopyofaccurateaccuratelyaccuracyinaccurateblessingblessblessedbreakthetechnicalbarrierdevelopanillnessamajorissuebewhollydevotedtopreventtheagingprocessprovokestrongemotionscauseagreatdealofdisagreementraisemoralconcerns【PreviewTask】16.注定会_______________17.被看做________________18.滥用技术____________________19.满足研究需求_______________20.developartificially__________21.identicalgenes____________22.mammalspecies____________23.non-reproductivecells__________24.ethicalquestions_____________25.apowerfulinstrument___________26.individualswiththeirownidentity______________suitresearchneedsbeseen/viewed/treatedasbeboundtoabusethetechnology人为培育完全相同的基因哺乳动物非生殖细胞伦理问题强有力的工具具有独特个性的个体【PreviewTask】In1996,theworld’sfirstclonedanimalwasborn.ItwasasheepnamedDolly.Dollywasgeneratedbyanadultsheep’ssomaticcell.In1998,theworld’sfirstcattleisreplicatedfromasomaticcellinJapan.Andthentheyproducedclonedbeefandmilk.Whatdoyouknowaboutcloning?Whatadditionalinformationwouldyouliketoknow?Usethewordsandphrasestohelpyou.cellspeciestoeditgenesidenticalgenestodevelopartificiallytomakeanexactcopyoftobreakthetechnicalbarriertoproduceanimalmodelsActivateandShareReadforStructure1.Whatisthegenreofthearticle?Why?A.Narrative(记叙文)B.Expositoryessay(说明文)C.Argumentativeessay(议论文)√Readthroughthearticle.Drawastructuralmaptoshowhowtheparagraphsareorganised.Para.1DefinitionandclassificationAttemptsPara.2DollyPara.3ZhongZhongandHuaHuaOpinionsPara.4PossiblebenefitsPara.5DisagreementPara.6ConclusionReadparagraphs1-3andmakedetailednotesaboutcloningthatbetterillustratetheinformation.Thenshareyournotesinasmallgroup.

AttemptsDollyashortlife,healthproblemstheprocessofmakinganexactcopyofaplantoranimal,developnaturallyorartificiallyZhongZhongandHuaHuafirst-everprimatesmuchharderwhollydevotedcloningdefinition1.Whatiscloning?2.Whatexamplesofnaturalcloningaregiven?3.Whatwasthefirstclonedmammal?Whathappenedtoher?Cloningistheprocessofmakinganexactcopyofaplantoranimalanddevelopingitnaturallyandartificially.Anexampleofnaturalcloningistakingacuttingfromaplantandputtingitinsoil,andanotherisidenticaltwins.ThefirstclonedanimalwasDollythesheep.Shedevelopedanillnessanddiedwhenshewassixandahalfyearsold.PairWork.Readthefirstthreeparagraphsagain.Askandanswerthequestionsinpairsbasedonyournotes.4.Howhasthescienceofcloningdevelopedsincethefirstclonedmammal?5.Whatdevelopmentincloningwasannouncedin2018?Whatwasspecialaboutit?6.ForhowlongdidDr.SunQiang’steamwork?Whydidtheyworksohard?Scientistshavebeenabletocloneanimalsofotherspecies.In2018,thefirsttwolong-tailedmonkeyswerecloned.Cloningaprimateismoredifficultthancloningotheranimals.Dr.SunQiang’steamworkedformorethanfiveyearsinordertogetanimalswitheditedgenesandproduceanimalmodels.

GroupWork.Readparagraphs4-5.Listthepotentialbenefitsof,andmoralconcernsaboutcloningprimates.Addyourownconcerns.Thenshareyournotesingroups.CloningprimatesPotentialbenefitsMoralconcernscuresfordiseases,preventaging,saveresearchtime,reducethenumberofanimalsbeingtestedon,producingmoreaccurateresults,bettertreatmentclonesshouldbetreatedasobjectsorindividuals,clonesareinferior,someorganisationsmayabusethetechnology

Readthelastparagraph.WhatdoesEinstein’squotemean?Einstein’squotemeansthatscienceitselfcan’tbejudgedasgoodorbad,becauseitcanonlyfunctionwhenitisusedbyhumans.Healsoindicateshumansneedtobecarefulwiththeinformationtheylearnthroughscienceandtoremembertousescienceforgood.“Scienceisapowerfulinstrument.Howitisused,whetheritisablessingoracursetomankind,dependsonmankindandnotontheinstrument.Aknifeisuseful,butitcanalsokill.”Talkaboutcloningusingtheinformationinthearticle.GroupWork.Thinkandshare.1.Whydoresearchersinsistthatthescienceofcloningshouldbefurtherexploredandadvanced?2.Whatisthewriter’sattitudetowardscloning?Fiveevidence.Researchersinsistonexplorecloningtocontinuemakingprogressincuringdiseasesanddevelopingtreatments.Readthefirstsentenceofeachparagraph.Arethereanysinglewords,suchaslinkingwordsortimeexpressions,thathelptomakethearticlecoherent.Para.2:foryearsPara.3:inJanuary2018Para.5:howeverPara.6:sofarSearchonlineandfindmoreinformationaboutthedevelopmentofcloning.Sharetheinformationinclass.Whenyousearchforcloning,thefollowingkeywordscanbeused:cloning,identical,research,genes,controversy,species,laboratory.Doyouthinkcloningisagoodidea?Usewhatyouhavelearnttotrytopersuadesomeonetoacceptyourpointofview.Yes,Ithinkcloningisagoodideatosomeextent.Youcanreplicateorgansandbloodtissuestosavelives.But,cloninghumansforharvestingtheirorgans,andsuperbabieswithabilitiesbeyondone’simagination,arebadideasthatwillleadtomoreproblems.Mostofthetime,therearemanyrisksinvolved.ExpressyourselfFinishexercise10onpage54.HomeworkExercise10Completethesummaryusingtheinformationinthearticle.Naturalcloninghastakenplaceforgenerations.Anexampleofthisisidentical1________.AsheepcalledDollywasthefirstmammaltobecloned2__________.SinceDolly,morethan20mammal3__________havebeenclonedincludingcamelsandgoats.In2018,Chinaannouncedthattwomonkeyshadbeencloned.twinsartificiallyspeciesbarrierseditedpotentialidenticalaccuratecurescrucialmoralabusedLanguage

points第二课时identical完全相同的identityn.特征，身份identifyvt.认出，发现beidenticalto/with…in…

与…在…方面完全相同asenseofnationalidentity民族认同感identitycard(IDcard)身份证identify……as确认……是Howwouldyoufeelifaspecialistdesignedsomeoneidentical_____you?Thenextstepwillbe________(identify)thecauseofthebreakdown.Thetwowordsareidentical____meaningandcanbeusedinterchangeably.to/withtoidentifyin2.crucialadj.至关重要的，关键的cruciallyadv.becrucialto/for

acrucialquestion/point/factor/battleInanycollegeapplicationprocesstheinterviewis________(crucial)important.翻译：做出正确的职业选择对个人成功至关重要。cruciallyMakingrightcareerchoicesiscrucialto/forpersonalsuccess.3.inferior低级别的，差的

反superior级别高的，上等的beinferiorto比……差/次beofinferiorquality质量差Theimplicationinhisarticleisthatbeingahousewifeisgreatly____________otheroccupations.inferiorto4.blessingn.福气，幸运blessv.祝福，称颂，为……祈神赐福beblessedwith享有（幸福），赋有（能力）we_________________newopportunitiesandfacedwithnewchallenges.我们拥有新的机遇，也面临新的挑战。areblessedwith5.beboundtodo一定会beboundfor准备前往We'dbettertakeaplanethatisbound_________China.Wearebound____________(do)whatwecantohelpthedisabled.Solongasweholdfasttoouridealsandnevergiveup,we_____________________.只要我们坚持梦想，永不放弃，我们一定会取得成功。fortodoareboundtoachievesuccess

Grammar

theperfect完成时ThePerfect1.定义完成时表示一个完成的动作。用来表示现在、过去或者未来某个时间点已经或将会完成的动作。2.构成主语+have(根据时态和人称变化形式)+动词过去分词3.类别1）现在完成时Presentperfect2）现在完成进行时

Presentperfectcontinuous3）过去完成时

Pastperfect4）过去完成进行时

Pastperfectcontinuous现在完成时

Presentperfect1.定义现在完成时表示过去的动作或状态持续到现在，对现在造成的影响，可能持续发生下去。(1)表示动作发生在过去，到现在已完成，强

调对现在造成的影响或结果，常与yet,

already,

just,

before,

lately等词连用。(2)表示动作从过去某时开始一直持续到现

在，还有可能继续下去，常同thesedays,

recently,

sofar,

inthelast/past…,

"for+时间

段"和"since+时间点"等连用。2.构成主语+have/has+动词过去分词现在完成进行时

Presentperfectcontinuous1.定义现在完成进行时表示动作从过去某一时间开始，一直持续到现在，或者刚刚终止，或者可能仍然要继续下去。(1)表示动作从过去某时开始，一直延续到说

话时刻，还在继续进行或可能进行下去，常与

表示一段时间的状语连用。(2)表示一个动作从过去某时开始，一直延续

到说话时刻刚结束。2.构成主语+have/has+been+动词现在分词过去完成时

Pastperfect1.定义过去完成时表示过去某一时间或动作之前已经发生或完成的动作，以及此动作对过去的某一点造成的影响。2.构成主语+had+动词过去分词(2)表示过去某一时刻之前发生的动作或存

在的状态一直持续到这一过去时刻，并可能继续下去，常同由for或since引导的表示一段时间的短语或从句连用。(3)常用过去完成时的固定结构及句型：

①hardly..when./nosooner.…than.(主句用

过去完成时，从句用一般过去时)

②Itwasthefirst/second/..time+(that)….(从

句用过去完成时)

用法

(1)表示在过去某一时刻或某个动作之前已

经发生或完成的动作或情况。表示的时间是

"过去的过去"，这个过去的时刻常用由by,

before等引导的短语或时间状语从句来表示，

也可以通过表示过去的动作或上下文来表示。

过去完成进行时

Pastperfectcontinuous1.定义过去完成进行时表示动作从过去的过去开始一直延续到过去某个时间点。在过去某个时间点时，这个动作可能刚刚停止，也可能仍然在进行。2.构成主语+had+been+动词现在分词Identifythetenseofthesentencesandwritethenumberinthecorrectcolumns.1.Naturalcloninghasbeengoingonforgenerations.2.Gardenershavebeenusingaformofcloningwhentheytakeacuttingfromaplant...3.Foryears,therehadbeenattemptstocloneanimals.4.Cloningprimateshasbeenprovedtobe“muchharder”thancloningotherspecies.5.Dr.SunQiangsaidtheyhadbeenwhollydevotedtotheresearch...6.Dr.SunQiangsaidtheyhadbeentakingcareofmorethan1000monkeys24hoursaday,7daysaweek...PresentperfectPresentperfectcontinuousPastperfectPastperfectcontinuous41,23,56Exercise1.OnThursday,theInstituteofNeuroscienceannouncedit________________(clone)twomonkeysusingnon-reproductivecells.2.Itisreportedthatresearchersallaroundtheworld__________________(conduct)testsonanimals,suchasmiceanddogs,formanyyearsbutcouldn'tfindawaytoclonemonkeys.3.Thenewsofthesucces