book8 unit2 Cloning where is it leading us

,Theroadtoknowledgebeginswiththeturnofthepage.Areyouready?,Dailyproverb,知识之路始于阅读,.,短语：,尝试做2.得到好结果适合于4.引起一阵强烈的反对使看清了6.欠、把归功于7.赞成8.反对,attempttodo,payoff,beappropriateto,raiseastormofobjections,openoneseyesto,oweto,infavorof,objectto,.,9bringbacktolife使复生；使复活10invain白费力气；枉费心机11ingoodcondition状况很好12haveagreatimpacton对有很大影响13oonesheart使刻骨铭心14fromtimetotime不时；偶尔,.,Cloning:whereisitleadingus?,Cloning,Unit2,.,Book8Unit2Cloning,aims:1.Getthestudentstoimprovereadingskills.2.MaketheStudentslearnmoreaboutcloning.3.LettheStudentsmasterthetargetwords,phrasesandsentencestructures.,.,Oh!MyGod!Iwascloned!,.,ReadingStrategies阅读策略,Thebetterwaytogetthemainideais:A:Readthepassagesentencebysentenceandstudythemeaningofindividualwordsorsentenceifnecessary.B:Trytolocateatopicsentenceinthefirst,thelastorsometimesinthemiddleparagraph.,scan,skim,.,Para1A.TheproblemsofDollyPara2B.ThetwomajorusesofcloningPara3C.TheattitudestowardscloningPara4D.ThedefinitionofcloningPara5E.Theeffectofcloninginsociety,Skimming（略读）:matchthemainideawitheachparagraph,.,Scanning(workingroups),Scanthetexttofindouttheanswerstothefollowingquestions.,Discussion,.,tasksofeachgroup,Questions,1)Whatthetopicsentence(主题句)ofthefirstparagraph?2)whatiscloning?3)themajorusesofcloning4)Howdoesdollydifferfromothersheep?5)theproblemsofDolly6)theimpactofcloninginsociety7)peoplereactiontocloning,.,“beheretostay”isanidiom,whichmeans“beacceptedandusedbymostpeople”,while-ReadingPara1,Question1Whatisthetopicsentenceofthefirstparagraph？,Cloninghasalwaysbeenwithusandisheretostay.,.,Cloningisawayofmakinganexactcopyofanotheranimalandplant.,Question2Whatiscloning?,Ithappensbothin_andin_.Theyareboth_,plants,animals,Thedefinitionofcloning,naturalclones,.,Twins,Theyarebornnaturallyandidentical(一模一样)in_and_.,sex,appearance,_clone,Natural,Naturalclone,.,question3.Themajorusesofcloning:Firstly,commercialSecondly,research,Para2,Themajorusesandproceduresofcloning,Inthisparagraph,theword“straightforward”means_.A.uncomplicatedB.honestC.frankD.difficult,Cloningplantsisstraightforwardwhile(表对比)cloninganimalsisverycomplicated.,.,ThecloningofDollythesheepsucceededbecause_.A.itseasiertocloneasheepthanotheranimalsB.thescientistsweredeterminedandworkedhardwithpatienceC.thescientistswererewardedandgotlotsofmoneyD.manyotherattemptstoclonemammalsfailed,细枝末节,Theirdeterminationandpatienceofthescientistspaidoff.,.,Dollythesheep,Question4:HowdoesDollydifferfromothersheep?Shewasclonedwhiletheotherswerebornnaturally.Dollywasa_sheep.,bedifferentfrom,cloned,.,In1996,asheepcalledDollywasborn.Itisthefirstmammaltobecloned.Itisconsideredtobethegreatestsuccessinthedevelopmentofcloning.,.,ChallengeyourselvesDoyouknowabout:,HowdidtheclonedsheepDollycomeintobeing?,.,.,抢答Trueoffalse:,Fourfemalesheepparticipateinthecloningofanewsheep.Electricityisneededintheprocedure.SheepBprovidesasomaticcellfortheclone.ThelambistheexactcopyofsheepA.,T,F,T,F,.,First,thefactthatDollydeveloped_inanaturalwaywas_.Later,thenewsthatDollyhadbecomeseriouslyillwas_.Finally,theproblemthatoccurredtothescientistswasthataclonedanimallives_theoriginalone.,Para3,Question5:TheproblemsofDolly,normally,encouraging,A.aslongasB.shorterthanC.longerthan,disturbing,shorterthan,.,Thesheepthatdonatedthesomaticcellmostprobablylived_years.A.3B.6C.9D.13,推理判断,AltogetherDollylivedsixandahalfyears,halfthelengthofthelifeoftheoriginalsheep.,Whenwecomeacrossquestionsthatrequireustoinferfromthepassage,rememberto:_A.inferunknownfactsfromknownfactsB.usethedirectinformationfromthetext,.,Theword“controversial”inPara4probablymeans:_.A.complicatedB.arguableC.importantD.traditional,Para4,Question6TheimpactofDolly,Itsappearanceraisedandthemediaandpublicimagination.,astormofobjections,hadagreatimpacton,.,Para5,Question7Peoplesreactiontocloning,WecaninferfromthelastparagraphthatThenormaldevelopmentofDollyhadnoeffectonthecloningofotherspecies.B.Therewereargumentsaboutanimalcloningandconcernsaboutthefutureofcloning.C.Dollysuccessfullyclonedanewlambwiththehelpofcloningscientists.,D.Alltheresearchintohumanbeingswillbeforbidden.,.,Furtherunderstanding,.,theauthordoesnotstateanypersonalopinionaboutcloning.,A.Objective(befair)B.Negative(beagainstit)C.Positive(beinfavourofit),Thewritersattitudetowardscloning,Because_,.,课文概述：summary根据课文内容进行填空，每空限填一词。Cloningisawayofmakingan_1_copyofanotheranimalorplant.Cloningplantsis_2_whilecloninganimalsisverycomplicated,whichisveryhardto_3_.Butthescientistsmadea_4_in1996,withthesuccessfulcloningofDolly.However,Dollybecameseriouslyill,whichmadethecloningscientistscastdown._5_，Dollylivedsixandahalfyears.,exact,straightforward,undertake,breakthrough,Altogether,.,Astormof_6_wasraisedbyDollysappearance,whichhadagreatimpactonthemedia.Somegovernments_7_researchintohumancloning,whileothercountriescontinuedto_8_evidenceoftheabundantmedicalaidthatcloningcouldprovide.However,itstillremainstobefoundbythescientistswhethercloningisharmfulorhelpfultohumanbeings.,objections,forbade,accumulate,.,Considerationmakespeoplesmarter.,Whatbenefitscanhumansgainfromcloning?Whatproblemsmayarisewhenhumansarecloned?,.,Cloningcanmakeawomanwhocantgetpregnant(怀孕的）haveachild.,.,The10-year-oldgirldiedinanaccidentinAmerica,cloningcanproduceanexactgirlofher.,.,Atpresentourcountrylacksorgans(器官）.Theclonedmancantransformhisorganstohisoriginalone(本体),.,.,Ourcloningtechnologyisnotperfect.Someclonedbabieshavedeformity(畸形）frombirth.,.,Hitler:Anevilleader,.,StarWar:Episode2:Attackoftheclones星战前传2：克隆人的进攻,TheSixthDay第六日(施瓦辛格),.,Conclusion,.,Itcanmakemoreprofitsfor,gardenersandfarmers,Wecouldusecloningtocure,illnesses,Cloningcanhelpsave,endangeredanimals,Cloningcanprovideacopyofachildforacouple,whosechildhasdied,Clonedanimalsiseasytogetilland,dieyoung,Againstnatureandraisemoralquestions,Animalsclonesmaydeveloptheillnessof,olderanimals,Evilleadersmaywantto,clonethemselves,Peopleareafraidthatscientistswillcreatethousandsofcopiesofthesameperson.,Cloningisagreatbreakthroughtohumanbeings,.,Homework,Areyouinfavorofcloningoragainstcloning?Stateyourpointofview,.,Homework:基础写作,写作情景：今天我们班同学讨论了有关克隆的问题。同学们热烈发表了评论和表达了自己的看法；他们主要有两种不同的意见：写作内容：请同学们将辩论的内容整理成一篇作文。开头已给出。Today,wehaveaheateddiscussionaboutcloningandopinionsaredividedonthequestion._However,_personally,I_,.,Quiz:（测一测）,Seewhatyougotfromourclasstoday!（yesorno),1.Doyouknowwhatcloneis?2.DoyouknowhowDollythesheepwasproduced?3.Doyouknowtheadvantagesanddisadvantagesofcloning?4.Areyouactiveingroupdiscussions?5.Doyouhavefuninourclass?,.,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,.,In1996,asheepcalledDolleywasborn.Itisthefirstmammaltobecloned.Itisconsideredtobethegreatestsuccessinthedevelopmentofcloning.,.,Amacaque（猕猴）wasclonedin2000.Laterscientistsclonedmanymonkeys.,.,Mules(骡子）havenoabilitytogivebirthtoababy.Amulewasclonedin2003.Itisthefi