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2019-2020年高中英语Unit2CloningPartIIReading学案新人教版选修
一、【学习目标】
1.Learnaboutcloninganditshistory.
2.Learntheuseofkeywordsandsentencestructuresinthetext.
二、【自主预习】StepI:Pre-readinglead-in1Canyouseeanycloninghappeninourdailylife2Whatbenefitscanhumansgainfromcloning3WhatproblemsmayarisewhenhumansareclonedStepII:Reading
1.Skimthetextandmatchthetopicswitheachparagraph:Para1:A.Itisforbiddentoclonehumanbeings.Para2:B.TheproblemsofDolly.Para3:C.WhatiscloningPara4:D.TheeffectofDolly.Para5:E.Cloninghastwomajoruses
2.Scanthetextandchoosethebestanswers.1Themainideaofthetextis_____.A.cloningisveryvaluableandcanbenefittheworld.B.cloningcouldbemisusedbybadpeoplesoitmustbeforbidden.C.cloningiswelldevelopedbecauseDollythesheepwasborn.D.cloningraisedargumentsandscientistsarenotsureaboutitsfuture.2ThecloningofDollythesheepsucceededbecause_____A.it’seasiertocloneasheepthanotheranimalsB.thescientistsweredeterminedandworkedhardwithpatienceC.thescientistswererewardedandgotlotsofmoneyD.manyotherattemptstoclonemammalsfailed3WhichofthefollowingisnotanadvantageofcloningA.Cloningcanbeusedformedicalpurposes.B.Largequantitiesoffoodcanbeproducedbycloning.C.Cloningcanhelpkeepanimalsfrombeingextinct.D.Peoplecanclonethemselvesatwill.4Wecaninferfromthelastthreeparagraphsthat____.A.ThenormaldevelopmentofDollyhadnoeffectonthecloningofotherspecies.B.Dolly’sseriousdiseaseandfinaldeathdisturbedthewholeworld.C.Dollysuccessfullyclonedanewlambwiththehelpofcloningscientists.D.Therewereargumentsaboutanimalscloningandconcernsaboutthefutureofcloning.5Itcanbeinferredfromthepassagethataclonedanimal_____.A.usuallylivesaslongastheoriginaloneB.usuallyliveslongerthantheoriginaloneC.usuallylivesshorterthantheoriginaloneD.isusuallyashealthyastheoriginalone6What’stheauthor’sattitudetowardscloningA.negativeB.positiveC.neutralD.approval
3.CarefulreadingProblemsordangersofcloningAdvantagesofcloningAnimalsmay_______________________ofolderanimals.Medicalcloningcould___________________forseriousdegenerative变质的)__________________________inhumans.Animalclonesmay__________________thanthedonoranimals.Cloningplantscan_______________ofsimilar_______________________________._________________________________maywanttoclonethemselves.Cloningplantscanbe_______________forresearchon___________________________.Thereare____________________________tocloninghumanbeings.Cloningcanhelpsave___________________.
三、[基础知识]I.【HideandSeek】
1.制作完全相同的东西________________
2.两大主要用途______________________
3.从事一项任务______________________
4.得到回报__________________________
5.关注......的进展_____________________
6.感到沮丧__________________________
7.更适合于__________________________
8.令所有的科学家担心________________
9.修改,改进_________________________
10.打开了某人的眼界_________________
11.引起一阵强烈反对_________________
12.变得有争议_______________________
13.实现某人的抱负___________________
14.提出道德方面的问题_______________
15.改革法律制度_____________________
16.禁止人类克隆的研究_______________
17.收集证据_________________________II.课文重点句型精讲【教材原句】
1.
1.Thefactisthatthesearebothexamplesofnaturalclones.
2.Thefactthatsheseemedtodevelopnormallywasveryencouraging.
3.ThencamethedisturbingnewsthatDollyhadbeeseriouslyill.
4.Howeverscientistsstillwonderwhethercloningwillhelporharmusandwhereitisleadingus.
5.Thequestionthatconcernedallscientistswere:“Wouldthisbeamajordifficulty….”【结构归纳】句1中的that引导的是一个_________从句,说明主语的内容;句2和句3中的that引导的是一个___________从句,分别解释其前面的名词_________和___________;句4中的whether和where引导的是_________从句它们都属于_____________从句句5中的that引导的是一个_________从句【操练巩固】
1.Whatthedoctorsreallydoubtis_________________________________theseriousillness.recover医生们真正感到怀疑的是我母亲能否从重病中恢复过来
2.Buildingawell-beingandharmonioussocietyis_________________________.struggle我们一直努力奋斗的就是建设一个和谐的小康社会
3.Sheseemstocareaboutwhichis__________________.lie她似乎关心哪个是问题所在了
4.Whathewantedtoknowis___________________________Icouldfinishwritingthereport.他想要知道的是我究竟什么时候能写完这篇报道
5.Youhavenoidea___________________________duringthelastfewmonthswhichhasaffectedmeforalongtime.go你不知道在过去的几个月我经历了什么,这些影响了我很长时间
6.Ifitwerenotforthefact_______________________shewouldattendtonight’sSuperGirls’Voice.要不是因为她生病的事实,她会参加今晚的超级女声的
7.Isthereanydoubt_________________________attend他明天将出席会议,有疑问吗?
8.Whathesaidsuggested_______________________________________.content他所说的表明他对结果不满意
9.Wehaven’tsettledthequestionof_______________________________forhimtostudyabroad.be我们还没有解决他是否有必要出国学习的问题
10.Scientistsstudy__________________________tomakeputers.work科学家们为制作电脑而研究人脑是如何运作的【教材原句】
2.Cloningplantsisstraightforwardwhilecloninganimalsisveryplicated.【结构归纳】While作并列连词用,意思是_________表前后意义上的对比或转折【操练巩固】1Somepeoplewastefood_________________________.有些人浪费食物,而有些人却吃不饱2There’splentyofraininthesoutheast_______________________inthenorthwest.东南部雨量充足,而西北部则很少下雨【教材原句】
3.AltogetherDollylivedsixandahalfyearshalfthelengthofthelifeoftheoriginalsheep.【结构归纳】halfthelength...sheep作sixandahalfyears的_________语表达倍数的结构为_____+_____+______+_______+_________.倍数表达的其他形式有:________________________;_____________________________;________________________.【操练巩固】这台电脑的价格是三年前价格的三倍1 Thisputeristhreetimes_________________________________ofthreeyearsago.2 Thisputeristhreetimes_________________________________ofthreeyearsago.3 Thisputeristhreetimes_________________________________ofthreeyearsago.4 Thepriceofthisputeristhreetimes________________________ofthreeyearsago.【教材原句】
4.Althoughatpresenthumaneggcellsandembryosneededforcloningresearcharedifficulttoobtainnewspaperswroteofevilleadershopingtoclonethemselvestoattaintheirambitions.【结构归纳】1本句是一个主从复合句,although引导________________.2Neededforcloningresearch为_______分词作humaneggcellsandembryos的_____语3hopingtoclonethemselvestoattaintheirambitions为_______分词作leaders的_____语
4...aredifficulttoobtain是不定式的主动表被动意义的结构,形式为_________________【操练巩固】1Idon’tthinkheispleasant________________workwith.2ForsomeboysEnglishisnoteasy_____________learnwell.3Ofallthefeelingsbodilypainisthemostdifficult___________explain.【教材原句】【书本语法部分P14】
5.Didshedieyoungbecauseshewasaclone【结构归纳】Young为________词,在句中作_________语形容词(短语)或形容词化的分词作状语,说明原因、时间或主语所处境况或起补充说明作用【操练巩固】1_______________________________hewenttoafarmer’scottagetoaskforsomethingtoeat.他又渴又饥,来到一家农舍要点吃的1Foramomentshejuststoodthere____________________________whathasjusthappened.她在那儿呆呆地站了一会儿,不敢相信刚才发生的事情2______________sheaskedmetogowithher.由于害怕,她要我跟她一起去
四、【课内达标】
1.Cloningplantsisstraightforward____________________________________________.(plicated)克隆植物简单然而克隆动物就非常复杂了
2.Thefact___________________________________normallywasverydiscouraging.develop她似乎发育正常,这个事实令人鼓舞
3.Then_________________________________thatDollyhadbeeseriouslyill.disturbing接着传来多莉病重的扰人消息
4.AltogetherDollylivedsixandahalfyears_____________________________________thelifeoftheoriginalsheep.length多莉总共只存活了六年半,这是它的原型羊寿命的一半
5.OntheotherhandDolly’sappearance___________________and_______________________themediaandpublicimagination.raiseimpact另一方面多莉的出现引起了一阵强烈的反对,对媒体和公众的想象力也产生了极大的影响
6.Newspaperswroteofsome___________________________________clonethemselvestoattaintheirambitions.evil报纸上写到有些邪恶的头目希望把自己克隆出来以实现他们的野心。