人教版高中英语选修八Unit2reading课件

1、高中英语课件（madeofdingshangtuwen）选修8Unit2CloningLookatthepicturesanddiscusswhichonesarenaturalclonesandwhichonesareman-madeclones.ShewasreportedonTVandmajorpapers.1.Whatiscloning?Itisawayofmakinganexactcopyofanotheranimalorplant.Firstreading2.Whatsthestyleofthepassage?A.narrative(记叙文)B.argumentative(议论文)

2、C.explanatory(说明文)3.Canyouputthetopicsentencesintoparagraphsthattheybelongto?(Attention:oneofthembelongstonowhere.)DollysproblemanddeathWhatiscloning?TwomajorusesofcloningTheeffectofDollyTheprocedureforhumancloningArgumentsbroughtbyDollyPara1Para2Para3Para4Para5Whatiscloning?TwomajorusesofcloningDol

3、lysproblemanddeathTheeffectofDollyArgumentsbroughtbyDollyTheprocedureforhumancloningSecondreading1.Whatarethetwomajorusesofcloning?Thefirstuseistoproducecommercialquantitiesofplants;thesecondoneistoresearchonnewplantspeciesandmedicalresearchonanimals.2.Iscloningplantsthesamewithcloninganimals?A.Yes,

4、theyarethesamewitheachother.B.No,cloningplantsisstraightforwardbutcloninganimalsismorecomplicated.3.GivearightorderofcloningDollysprocedureThecelldividesandgrowsintoanembryo.ThelambisthecloneofthedonatedcellfromSheepB.AnucleusistakenoutofSheepBssomaticcell.TheembryoisputintofemaleSheepC.Theeggcellfr

5、omSheepAandthenucleusfromSheepBarejoinedusingelectricity.TheeggcellfromSheepAisremovedanucleus.Theorder:_1.TrueorFalsequestions.Dollythesheepwasthefirstsuccessfulcloneofamammal.SomecountrieslikeChinadidntstophumancloningresearch.aclonedanimalusuallydiesearlierthantheoriginalone.Evilleaderscancloneth

6、emselvestoabtaintheirambitions.TFTFThirdreading2.Whatisthewritersattitudetowardcloninginthispassage?A.Thewriterisagainstcloning.B.Thewriterisinfavorofcloning.C.Thewriterdoesnotstateanypersonalopinionaboutcloning.3.Whatstheaffectofcloning?Ontheonehand,itopenedeverybodyseyestothe_ofusingcloningtocure_

7、andevenproduce_;Ontheotherhand,Itsappearanceraisedastormof_andhadagreatimpactonthe_andpublic_.seriousillnessespossibilityhumanbeingsobjectionsmediaimagination4.Whataretheadvantagesanddisadvantagesofcloning?1.Cloningplantscanproduce_ofplants.2.Cloningplantscanbeusefulforresearchonnew_species.3.Medica

8、lcloningcouldproduce_forseriousillnesses.advantagescommercialquantitiescuresplantdisadvantages1.Animalclonesmaydevelopthe_ofolderanimals.2.Animalclonesmay_youngerthanthedonoranimals.3.Evilleadersmaywantto_themselvestoattaintheirambitions.4.Religiousleadersraised_questionsabouthumancloning.illnessesd

9、ieclonemoralAsonecoinhastwosides,everythinghas_aspects(方面).Cloninghasboth_and_aspects._,ifcloningisusedinacorrectway,itcanbringlotsofconveniencetous._,ifcloningisusedinanevilway,itcancausemuchtrouble._,weshouldusecloninginacorrectway.twogoodbadOntheonehandOntheotherhandTherefore5.Whatcanwelearnfromt

10、hepassage?DiscussionLetsmakeadiscussionaboutwhethercloningshouldbeallowedinChina?Giveyourreasons.Possiblesentencepatterns:(1)Peoplesviewsvaryfrompersontoperson.(2)holdtheviewthat./infavorof(3)objecttotheviewthat/areagainst(4)IcantagreewithbecauseConsolidationThepassagemainlytellsuswhatc_is,thea_raisedbyDollythesheepandsc