Book8_Unit_2_Cloning-Reading上课用

11 对 有重大影响12 支持13 一定做14 引起反对15 一阵16 开阔视野17 继续做18 实现野心19 不同意 20 观点 I Phrases1 一直2 企图干某事3 取得成功4 从 中移除5 准备好6 为 提供7 从 中取出8 一方面 另一方面9 沮丧10 适合于 的 课前预习 课前预习 I Phrases1 一直2 企图干某事3 取得成功4 从 中移除5 准备好6 为 提供7 从 中取出8 一方面 另一方面9 沮丧10 适合于 的 1 allthetime2 attempttodosth3 payoff4 remove from5 bereadyfor6 providesthforsb7 take outof8 on the onehand ontheotherhand9 becastdown10 beappropriateto 11 对 有重大影响12 支持13 一定做14 引起反对15 一阵16 开阔视野17 继续做18 实现野心19 不同意 20 观点 11 haveagreatimpacton12 infavourof13 beboundto14 raiseobjections15 astormof16 openone seyesto 17 continuetodo18 attainone sambitions19 disagreewith20 pointofview Importantsentences 1 Cloningplantsisstraightforwardwhilecloninganimalsisverycomplicated 2 Butatlastthedeterminationandpatienceofscientistspaidoffin1996withabreakthrough 3 CloningscientistswerecastdowntofindthatDolly illnessesweremoreappropriatetoamucholderanimal 4 Ontheotherhand Dolly sappearanceraisedastormofobjectionsandhadagreatimpactonthemediaandpublicimagination 5 Itsuddenlyopenedeverybody seyestothepossibilityofusingcloningtocureseriousillnessesandeventoproducehumanbeings 6 Althoughatpresenthumaneggcellsandembryosneededforcloningresearcharedifficulttoobtain 7 However scientistsstillwonderwhethercloningwillhelpusorharmusandwhereitisleadingus Unit2cloning Whichonesarenaturalclones Whichonesareman made Howdotheydiffer Warmingup Astrawberryplant Naturalclone Growingnewplants man madeclone Naturalcloneisonethatoccursinanaturalformofcloningwithouthumanhelp Man madecloneisonethatisproducedthroughhumanintervention 介入 Dollythesheep Shewasclonedwhiletheotherswerebornnaturally Inotherword Dollywasa sheep cloned HowdoesDollydifferfromothersheep man madeclone Pre reading addyourquestionstothelist QuestionlistaboutcloningWhatisaclone Howisacloneproduced Whatbenefitscanhumansgainfromcloning Whatproblemsmayarisewhenhumansarecloned 5 6 Cloning Whereisitleadingus Predict Whatquestionsaboutclonemightbefoundinthispassage 课内探究 I Readthepassageandnumberthemainideaofeachparagraph Cloninghastwomajorusesandsuccessfulclone Cloningisawayofmakinganexactcopyofanotheranimalandplant definition TheeffectofDolly Itisforbiddentoclonehumanbeings TheproblemsofDolly 2 1 4 5 3 makinganexactcopy commercial plantsspecies animals straightforward complicated Dollythesheep breakthrough normally Seriouslyill 6 5 original objections media imagination seriousillnesses humanbeings moral forbade themselves accumulate Themainideaofthetextis A animalcloningisveryvaluableandcanbenefittheworld B animalcloningcouldbemisusedbybadpeoplesoitmustbeforbiddenC animalcloningiswelldevelopedbecauseDollythesheepwasborn D animalcloningraisedargumentsandscientistsarenotsureaboutitsfuture mainidea 2 Inthesecondparagraph theword straightforward means A uncomplicatedB honestC frankD difficult 3 WhichofthefollowisNOTaproblemordangerofcloningaccordingtothetext ClonedBinLadenswoulddoharmtotheworld B Animalclonesmaydeveloptheillnessofolderanimalsandmaydieyoungerthanthedonoranimals C Therearemoralobjectionstocloninghumanbeings D Toomuchcloningmayleadtothedestructionofthebalanceofnature 4 Wecaninferfromthelastthreeparagraphsthat ThenormaldevelopmentofDollyhadnoeffectonthecloningofotherspecies B Dolly sseriousdiseaseandfinaldeathdisturbedthewholeworld C Dollysuccessfullyclonedanewlambwiththehelpofcloningscientists D Therewereargumentsaboutanimalcloningandconcernsaboutthefutureofcloning 5 Theword controversial inpara4probablymeans A complicatedB arguableC important theauthordoesnotstateanypersonalopinionaboutcloning A Objective befair B Negative beagainstit C Positive beinfavorofit Thewriter sattitudetowardscloning Because 克隆羊诞生图示 Theimportanteventsinanimalcloninghistory In1952tadpole 蝌蚪 wascloned Itisthefirstanimaltobecloned In1963 anAsiancarp 鲤鱼 wascloned Tenyearslater aChinesescientistnamedTongdizhouclonedaEuropeancarp 1978年7月25日 世界上第一个试管婴儿路易丝 布朗在英国出生 路易丝 布朗现已36岁 In1996 asheepcalledDolleywasborn Itisthefirstmammaltobecloned Itisconsideredtobethegreatestsuccessinthedevelopmentofcloning Amacaque 猕猴 wasclonedin2000 Laterscientistsclonedmanymonkeys 2000年 人类近亲被克隆美国俄勒冈的研究者用与克隆多利羊截然不同的方法克隆出猴子Tetra Mules 骡子 havenoabilitytogivebirthtoababy Amulewasclonedin2003 Itisthefirstanimalwhichlackfecundity 生育能力 tobecloned 2001年 克隆人被提上日程 Practice RetelltheprocedureofcloningDollythesheep 1 Thefactisthattheyarebothexamplesofnaturalclones 2 Thequestionsthatconcernedallscientistswere Wouldthisbeamajordifficultyforallclonedanimals 3 Itsuddenlyopenedeverybody seyestothepossibilityofusingcloningtocureseriousillnesses andevenproducinghumanbeings 4 Althoughatpresenthumaneggcellsandembryosneededforcloningresearcharedifficulttoobtain newspaperswroteofevilleadershopingtoclonethemselvestoattaintheirambitions understandthesentences Predicativeclause Attributiveclause Practice discussion 8ms Chooseoneofthefollowingquestionstodiscussingroups Theleaderofeachgroupshouldwritedowneverymember sopinion thenthevolunteerswillshowyourgroupworktothewholeclass Questions Doyousupporttheideaofproducinghumanembryos 胚胎 formedicalpurposes Why Doyouthinkitagoodideatouseclonedhumansfororgan 器官 transplants Why Doyouthinkaclonedhumanshouldhavehumanrights Why Homework 1 创新作业本periodI2 FinishEx 1 2 3 Page12 我国成功繁殖克隆兔体形要比普通兔大许多 2002年5月中旬成功地繁殖了一只胚胎细胞克隆兔 第一只克隆宠物猫 克隆马及其 母亲兼姐姐 2002年4月十六日美国第一头克隆牛 艾米 产下牛犊喜作妈咪 克隆的荧光小猪 左 和正常小猪 右 Astrawberryplant Thenewplantsthatgrowfromtherunnersareexactcopiesoftheoriginalplant 富贵竹插枝即活Luckybamboo Thegardenershouldcuttheplant thenthecuttingproduceanothernewplant Twins Theyarebornnaturallyandidenticalinsexandappearance Dabate Areyoufororagainstcloninghumanbeings The10 year oldgirl KinderdiedinanaccidentinAmerica clonecanproduceanexactgirlofher Clonecanmakeawomanwhocan tgetpregnant 怀孕的 haveachild Atpresentourcountrylacksorgans