选修八2.3《Unit2　ListeningSpeaking》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）88-3ListeningSpeakingIscloningcruel?ListenandseewhetheryouagreewithXiaoQingorMary.Readthesestatementsbeforelistening.Tickthosethatyouhear.Cloningwillbringdeadpetstolife.Therewere627experimentsbeforeDollywassuccessfullycloneCloningmayproducemedicineorevenorgansofahumanbodytoc

2、ureseriousillnesses.Dollywas“middle-aged”whenshewasborn.Soyourgrandmotherwouldbeabletostartherlifealloveragainandlivetoanoldage.Listentothetapeagain.MarysideasaboutcloningXiaoQingsideasaboutcloning1crueltoanimals1scientistsaredoingawonderfuljob2makesthemdounnaturalthings2maybringbackextinctanimals3i

3、tisa“deadend”3problemsbecauseitisanewscienceMarysideasaboutcloningXiaoQingsideasaboutcloning4clonebornatageof“mother”4scientistsneedencouragement5weakensthespecies5itmayprovidemedicineforillnessesWhoseideasdoyouagreewith?Getreadytohaveaclassdiscussion.Thinkaboutthereasonsforyourpointofview.Useyourow

4、nideasaswellasthoseinthetext.Thesewordsandphrasesonpage18maybeusefulforyouduringthediscussion：Thatsagoodidea.IcannotacceptyourargumentbecauseIsupportbecauseNo,IcantagreewithbecauseIagreewithbecause.Howcanyoubelievethat?YourargumenthasconvincedmebecauseIwouldliketoagreewithyoubutIdontcareforyourideas

5、becauseNo,thatisnotreasonablebecause.Thatsagreatidea!Yourideassoundveryencouragingtome.ListeningTextISCLONINGCRUEL?XiaoQingandMaryBrownarediscussingwhethercloningiscrueltotheanimals.MB:XiaoQing,doyouthinkcloningiscruel?XQ:Whatdoyoumeanbythat?Thescientistsaredoingawonderfuljobandsoontheymaybeabletobr

6、ingbackextinctanimalsoreverpeoplesfavouritepetsbacktolife.MB:Yes,Qing,Iknow.Butdoesntthatseemstrangetoyou?Isitworthit?Ittook276experimentsbeforeDollywassuccessfullycloned.ThinkofallthoselivecellsandeggsthatdiedinorderforDollytobeborn.Idontapproveofthat!XQ:ButMary,bereasonable.Isntitalwayslikethatwit

7、hanewscience?Thisisthewayyoulearntodothingsbetter.Itsjustthatthisonedealswithlivingthings.MB:Isupposesobuttheymaketheanimalsdounnaturalthings.Onepoorcowwasmadetogivebirthtoabison.Whatwasthepoorcreaturetothinkwhenissawitsbaby?XQ:Idontquiteunderstandwhysomanypeopleareagainstcloning.Ithinkthescientists

8、needalittleencouragement.Theyhavedonesomeamazingthingsandthinkofthebenefits.Producinganimalsthatareanexactcopyoftheoriginalmayhelpmedicalscienceproducemedicinesorevenorgansforseriousillnesses.MB:Yes,Iveheardallthat.IagreewithitbutIdontagreewiththemethods.Idontthinkcloningisgoodforanimals.XQ:Whynot?M

B:Well,Ithinkitsadeadend.Dollythesheepwas“middle-aged”whenshewasbornbecauseherDNAcamefromamiddle-aged“mother”.Cloningyourgrandmotherwouldmeanthenewbabystartedlifeasanoldlady!XQ:Areyousure?Ineverthoughtofthat!MB:Anditalsoweakensthespecies.Clonesmeanthereislessvarietyinthespeciesandsoillnesseswillbeem

oremonandtheanimalsmaydieout.XQ:Ohdear!AndthatwasjustwhatyouandIweretryingtoavoid.IseeIshallhavetolookatthiswholecloningquestingagain!ListeningonP.Howwouldyoutreathumanclones?.Doyouthinktheyshouldhavelegalandpoliticalrights,suchasgettingmarriedorvoting?.Doyouthinktheyareseparatepeopleorpartoftheorig

inaldonor?Discussthesequestions.Clarethinkshumancloningwillesoon.Thecloneisthesameastheoriginaldonor.Parentswhoareunabletohavetheirownchildrenmaywanttobuyclonedbabies.Tickthecorrectones.Clarebelieveshumancloningwillcauseunexpectedproblems.WangQiaothinksitismoraltoclonebabiesforparentswhocannothavech

ildren.AnswerkeyforExerciseBCAListeningtextISHUMANCLONINGAGOODIDEA?WangQiaoistalkingtoClarePetersabouthumancloning.WQ:Whatdoyouthinkabouthumancloning,Clare?CP:Idontknowwhattothink.ButIsupposeitlleoneofthesedays.Ithinktherearemanyproblemsthatnobodyhasthoughtofyet.WQ:Whatdoyoumeanbythat?CP:Well,aclone

willbeanexactcopyoftheoriginaldonor.Right?WQ:Yes,sowhat?CP:Well,whatstherelationshipbetweenthecloneandhisoriginaldonor?WQ:Isupposetheymustbelikeoneperson.Thecloneisthesameashisoriginaldonor.CP:Letssupposethatyoutakeababytoalaboratorytobecloned.Doesitmatterifthelaboratoryreturnsyoutherealbabyandonecl

oneortwoclones?WQ:Yes,itdoes.Buthowcouldthispossiblehappen?CP:Well,thescientistsmaygetconfused.WQ:Mygoodness.Surelytheywouldnoticeifthereisanage-gapbetweenthedonorandtheclone?CP:Maybe.Whatifthedonorandthecloneareverycloseinage?Letussupposetheyarebothbabies.WQ:OK.CP:Letssupposethatthelaboratorywanted

tousetherealbabytomakemoreclones.Perhapstheyknowparentswhowouldliketobuyaclonedbaby.Perhapsthisfamilyisunabletohavechildrenoftheirown.Sothelaboratorykeepstherealbabyandsellstheclonesastheygrow.WQ:Butthatsababyfactory!Thatsnotmoralatall!CP:Iknow,andthatswhyitsimportanttogetourideassortedoutnow.Sowere

allyhavetothinkabouttheproblemsofhumancloning.WQ:Yes.NowIseeyourpoint.Weshoulddosomethingaboutthis.Howaboutameeting?Whatdoyouthink?(fadeout)ListeningtaskonP57AnswerkeyforExerciseFOFFFFFOOFListentothetapeagainandanswerthefollowingquestions.WhydoesBillyagreewithcloning?Hewantstomakehismotherhappybykee

pingherpetdogaliveforeverandhealsowantstotakethechancetoAmericaforholidaywhenthedogisbeingclonedthere.WhatsFranksattitudetowardscloning?Why?Frankdoesntagreewithcloningbecausehethinkscloningisveryexpensiveandithasmanymoralproblems.WhatdoyouthinkBillysmotherconsidersaboutcloning?Billysmotherisinfavour

ofcloning.SheissavingmoneytogotoAmericatohaveherpetdogclonedjustbeforeitdies.Whatsyourownopinionaboutcloning?Variousanswersarepossible.Listenagainandsortouttheargumentsforandagainstcloningpets.ArgumentsforcloningpetsArgumentsagainstcloningpetsItismoraltomakemymotherhappy.Itisveryexpensivetocloneapet

.ArgumentsforcloningpetsArgumentsagainstcloningpetsItcanprovideanexcuseforaholidayabroad.MymotherwillneedherpetwhenIamaway.Itisselfishbecauseitisanexcuseforaholiday.Itisselfishbecauseitmeansthestudentcanstudyabroadwithouthismotherplaining.ListeningtaskADISCUSSIONABOUTCLONINGBillyandFrankarehavingadi

scussionaboutcloningpets.BILLY:Youknow,Frank,Iagreewithcloning.Mymumhasapetdogandsheisdevotedtoher.Ithinkifanythinghappenedtothispetshewouldbesoupset.Sowewanttokeepmymotherhappybykeepingherpetaliveforever!FRANK:Whatsthisallabout?Alittledog!Surelyyoucanmakeyourmotherhappyagaininanotherway!Doessheknow

whatpeopledidbeforecloningwaspossibility?BILLY:Yes,andsheknowsthecloningprocedure.ShesreadabouttheexperimentsinAmerica.Theyofferchancesforpetstoproducetheirownstemcells.ThesestemcellswillproducenewpetsataveryreasonablepriceFRANK:Reasonableprice!Surelyitwillbeveryexpensive.BILLY:Well,mymotherissaving

moneytogotoAmericawiththedogjustbeforeitdies.IfshegoestothelaboratorywellallspendaweekinAmerica.Ifwerelucky,wellbeabletoreturnafterafewmonthswithanewdog.FRANK:NowIunderstand.YoujustwantaholidaytriptoAmerica,andgettinganewdogisjustanexcuse.BILLY:Yesandwhynot?FRANK:Youareencouragingyourmothertoloveher

dog,soshewillwanttocloneitwhenitgetsold.Thenyouwilltakeadvantageofthattohaveagoodholiday.Dontyouthinkaboutthemoralproblemsofcloning?BILLY:No,Idont.ItsfinebymeifIcanmakemymotherhappyandenjoymyselfaswell.Thatsmoraltoo!FRANK:YouknowwhattheysayaboutsmalldogsinWesterncountries.Peoplekeepdogsinsteadofhavingarealbaby.Isthatthecasewithyourmother?BILLY:Certainlynot!Shehasmeafterall.ButIhavetobeawayfromherwhenIstudyabroadformyMastersdegree.Shellneedhersmalldogthen!FRANK:Isee.NowIknowwhyIdontagreewithcloning.BILLY:NowyouknowwhyIdo.