选修八2.1《Unit2　Cloning》学习培训模板课件

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1、新课标人教版课件系列高中英语选修选修(模块）模块）88-1EnglishSongEnglishClassLanguageDataBank课时分配课时板块结合范例Period12WarmingupandReadingIPeriod3LearningaboutlanguagePeriod4ReadingIIPeriod5ListeningandSpeakingPeriod6WritingUnit2CloningPeriod幻灯片9-26页Lookatthefollowingpicturesandanswerthequestions:Itsthemostfamoussheepintheworld.DoyouknowhowDollyisdifferentfromothersheep?Warmingup(5ms)Shewasclonedwhiletheotherswerebornnaturally.Itisthecopyofanothersheep.Whatiscloning?Cloningisawayofmakinganexactcopyofanotheranimalorplant.Arethefollowingclonesthesame?Ifnot,whatisthedifference?NO.Thefirstfourareman-madeclones,theresttwoarenaturalclones.Inthisclasswelllearnapassageaboutcloning,butbeforeweetothetext,canyouguesshowacloneisproduced?Pre-reading(3ms)Thecloningofplantsissimpleandrelativelyeasy.Itcanbedonebytakingcuttings(man-madecloning)orlettingtheplantproduceitsownrunners(naturalcloning).Thecloningofanimalsismoreplicated.Itwasnotachieveduntil1996andisfullyexplainedinthepassagewelllearntoday.ReadingIScanning(5ms)WritetheletterTifthestatementistrue.WriteFifitisfalse.Cloningmeansmakingacopyofananimaloraplant.Gardenerscanmakealotofmoneybycloningplants.Cloninganimalsisasplicatedascloningplants.FFTDollythesheepwasthefirstsuccessfulcloneofamammalNaturalcloneshappeninanimalsaswillasinplants.TTDollythesheep_.A.lookedexactlylikethesheepthatprovidestheegg.B.wastheexactcopyofthesheepthatprovidesthenucleus.C.lookedlikethesheepthatgavebirthtoit.D.hadthecharacteristicsofallthreesheep.ReadingIISkimming(5ms)Choosetherightansweraccordingtothetext.Itcanbeinferredfromthepassagethataclonedanimal_.A.usuallylivesaslongastheoriginaloneB.usuallyliveslongerthantheoriginaloneC.usuallyliveslongerthantheoriginaloneD.isusuallyashealthyastheoriginaloneWhichofthefollowingisnotanadvantageofcloning?A.Cloningcanbeusedformedicalpurposes.B.Largequantitiesoffoodcanbeproducedbycloning.C.Cloningcanhelpkeepanimalsfrombeingextinct.D.Famouspersonswhohavepassedawaycanbecloned.Whatispeoplesfearabouthumancloning?Whichofthefollowingiswrong?A.ClonedHitlerswoulddoharmtotheworld.B.Clonedpeoplemaybekilledatwillformedicalaid.C.Awomanwouldhavedifficultyrecognizingherrealhusband.D.Menwilldieoutbecauseawomancangivebirthtoababywithoutahusband.ReadingIIIDetailreading(8ms)Fillinthechartusingtheinformationfromthetext.ProblemsordangersofcloningAdvantagesofcloningAnimalsmay_ofolderanimals.Medicalcloningcould_forseriousdegenerative(变质的）变质的）_inhumans.developtheillnessesproducecuresillnessesAnimalclonesmay_thanthedonoranimalsCloningplantscan_ofsimilar_._maywanttoclonethemselves.Cloningplantscanbe_forresearchon_.Thereare_tocloninghumanbeings.Cloningcanhelpsave_.dieyoungerproduceplantsqualityforsaleleaderusefulEvilplantspeciesmoralobjectionsendangeredanimalsnewReadingIVIntensivereading(7ms)Readtheletteragain,thentrytofindthemainideaofeachparagraph.Cloningis_Cloninghas_uses.The_ofDolly.The_ofDolly.Itis_toclonehumanbeings.awayofmakinganexactcopyofanotheranimalandplant.problemstwomajoreffectforbiddenPracticediscussion(8ms)Chooseoneofthefollowingquestionstodiscussingroups.Theleaderofeachgroupshouldwritedowneverymembersopinion,thenthevolunteerswillshowyourgroupworktothewholeclass:Questions:Doyousupporttheideaofproducinghumanembryos(胚胎胚胎)formedicalpurposes?Why?Doyouthinkitagoodideatouseclonedhumansfororgan(器官器官)transplants?Why?Doyouthinkaclonedhumanshouldhavehumanrights?Why?Doyouthinkclonedhumanswillhavethesametalentsastheoriginalones?Why?AssignmentSurftheInternettofindmoreinformationaboutcloningandyouareexpectedtopresentittoyourclassmatesinthenextclass.Unit2CloningPeriod幻灯片27-48页CheckinganswerI(2ms)AnswerkeysforEx.1onPagediffercastdownaccumulatedundertakeexactaltogetherCheckinganswerII(2ms)AnswerkeysforEx.2onPagestraightforwardarbitrarymercialAreyouinfavourofprocedureIobjectwillforbidCheckinganswerIII(3ms)AnswerkeysforEx.3onPageundertakecontroversialsatisfactionCastdownbreakthroughaccumulateCheckinganswerIV(2ms)AnswerkeysforEx.4onPageCFDEBACheckinganswerV(10ms)AnswerkeysforEx.2(Translation)onPage56(Workbook):Myrabbitgavebirthtofourexactlyidenticalbabiesseveraldaysago.Fromtimetotimewethinkthathumanscanusecloningtobringextinctanimalsbacktolife.Theplantodevelophumanclonesisboundtoraisecontroversialquestions.Shortlyafterheretired,theoldmanwroteanovelabouthischildhood.Sheisunabletospeakaloudbecauseshehasjusthadanoperationonherthroat.Edwardwasmuchcastdownbythenewsthathecouldntobtainthegraduationcertificate.Hiseffortspaidoffwhenthedoctorsawthepatientopenedhiseyes.Thescientistmadetheassumptionthatthereisnoanimallifeonotherplants.CheckinganswerV(10ms)AnswerkeysforEx.2(Translation)onPage56(Workbook):Usefulstructure(20ms)同位语从句与同位语从句与that引导的定语从句的区别：引导的定语从句的区别：同位语从句与名词之间在逻辑上是“主语、同位语从句与名词之间在逻辑上是“主语+be+表语”的关系。

该名词是需要做特殊说明的表语”的关系。

该名词是需要做特殊说明的抽象名词。

例如：抽象名词。

例如：a)听说他们的队赢了，他们很高兴。

听说他们的队赢了，他们很高兴。

_.b)消息就是他们队赢了。

消息就是他们队赢了。

2、_.TheyweredelightedatthenewsthattheirteamhadwonThenewswasthattheirteamhadwon从引导词来看：引导词、从引导词来看：引导词that在同位语从句在同位语从句中是连词，只起连接作用，无具体词义，中是连词，只起连接作用，无具体词义，that不可省略；不可省略；that在定语从句中是关系代在定语从句中是关系代词，它在从句中充当一定成分词，它在从句中充当一定成分主语或主语或宾语，有具体词义，作宾语时还可以省略。

宾语，有具体词义，作宾语时还可以省略。

3、例如：例如：a)Thefactory_wevisitedyesterdayisachemicalone.b)Thenews_hewillleaveforShanghaiistrue.(that)that定语从句定语从句同位语从句同位语从句同位语从句的简易判断方法：同位语、同位语从句的简易判断方法：同位语与其先行与其先行词之间在逻辑上是“主语词之间在逻辑上是“主语+be+表语”的同位语关表语”的同位语关系。

所以，可以在名词从句之间加系动词系。

4、所以，可以在名词从句之间加系动词be，使，使之构成一个新句子，如果合乎逻辑，句子通顺，之构成一个新句子，如果合乎逻辑，句子通顺，则原句为同位语从句；定语从句是不能够有系表则原句为同位语从句；定语从句是不能够有系表结构把先行词与从句连接起来的。

例如：结构把先行词与从句连接起来的。

5、例如：Thebeliefthattheearthisflatisstillheldinsomecountries._.Thebeliefisthattheearthisflat另外，能用于名词性从句的名词有：另外，能用于名词性从句的名词有：ability,patience,anxiety,answer,order,report,wish,decision,suggestion,belief,doubt,fact,hope,message,news,promise,question,reply等等。

6、Alongwiththeletterwashispromise_hewouldvisitmethisingChristmas.(20XX春春季上海季上海)A.whichB.thatC.whatD.whether答案答案BB。

这是一个同位语从句，解释。

7、这是一个同位语从句，解释promisepromise的具体内容，要用的具体内容，要用thatthat引导。

8、高考链接Thereisanewprobleminvolvedinthepopularityofprivatecars_roadconditionneed_.(20XX年上海年上海)A.that;tobeimprovedB.which;tobeimprovedC.where;tobeimprovedD.when;improving解析：答案为解析：答案为A.that引导同位语从句说明引导同位语从句说明“新问题”的内容。

“新问题”的内容。

Need后既可接动名后既可接动名词的主动式，也可接动词不定式的被动式词的主动式，也可接动词不定式的被动式作宾语。

Theresafeelinginme_wellneverknowwhataUFOisnotever.(20XX年上海年上海)A.thatB.whichC.ofwhichD.what解析：答案解析：答案A。

同位语从句。

同位语从句thatwellneverknowwhataUFOisnotever作作afeeling的同位语，解的同位语，解释释afeeling的具体内容。

的具体内容。

That连接同位语从句时，连接同位语从句时，只起连接作用，不作从句的任何成分。

只起连接作用，不作从句的任何成分。

Informationhasbeenputforward_moremiddleschoolgraduateswillbeadmittedintouniversities.(20XX年上海年上海)A.whileB.thatC.whenD.as解析：答案解析：答案B。

That引导从句作引导从句作information的同的同位语，解释位语，解释information的具体内容。

的具体内容。

ThesewildflowersaresospecialIwoulddo_Icantosavethem.(NMET20XX春季春季北京北京)A.whateverB.thatC.whichD.whichever解析：答案解析：答案A。

do后接宾语从句，宾语从句后接宾语从句，宾语从句Ican后省略了后省略了do，缺少宾语。

，缺少宾语。

Whatever在宾语在宾语从句中作宾语。

从句中作宾语。

Finishthefollowingexercises:Hiscentralideais_thelosersdonotwritehistory.A.XB.becauseC.thatD.whetherIthink_certainthatshewilldowellinherexam.A.thatB.thisisC.itD.whatsWeshouldstickto_istrue.A.whichB.thatC.anythingwhichD.whateverYouwillfindnomistake_Ivewritten.A.whatB.inwhatC.withwhatD.that新课标人教版课件系列高中英语选修选修(模块）模块）Thereisaruleinourschool_nooneispermittedtosmoke.A.whereB.whichC.thatD.whatHedidntknowwhichroom_.A.theylivedB.theylivedinC.didtheyliveD.didtheyliveinAssignmentSummarizetherulesofthePassiveVoice.Finishtheexercisesof“Discoveringusefulstructures”onPage22andPage64-Unit2CloningPeriod幻灯片49-61页Warmingup(4ms)Answerthefollowingquestions:Doyoulikedinosaurs?Wherehaveyouseenthem?Canyouseetheminourreallife?Why?Doyouthinkitispossibletoclonedinosaurs?Ifyes,doyouthinkthatsgoodforhumanbeings?Why?(Studentsgivetheirownanswers.)Reading-Iscanning(5ms)Readthetext,thentellthefollowingsentencesaretrueorfalse.(Studentscandiscussinpairs.)Scientistsarestillexperimentingwithcloningmammalsbecausetheythinkitcanmakemoney.Theanimalsthathavedisappearedfromtheearth,likedinosaurs,canbebroughtbacktolifethroughcloning.Ifwecancloneanyextinctanimals,weshouldletthemliveinazoo.FFFReading-IIDetailreading(6ms)Readthetext,thenanswerthefollowingquestions.(Studentscandiscussinpairs.)Whyshouldtyoucloneanextinctanimalunlessthereisenoughdiversityinthegroup?Whyisitwrongtocloneanextinctanima。