2023学年完整版Unit3ScienceandnatureReading设计

Unit3Scienceandnature-Reading教学设计Teachingobjectives:1.Toreinforcestudents’comprehensionofthetextandimprovetheirotherskillsbyparticipatinginalltheactivities.2.Tohelpstudentsknowthewidespreaddiscussionaboutcloningandholdtheirownattitudestowardsit.3.Toenablestudentstomasterthereadingstrategyandbecomemorecompetentinreadingarticlesrelatedtoscience.Teachingfocusanddifficulties:1.Studentscanworkoutthemeaningofdifficultorunfamiliarscientifictermswithreadingstrategy.2.Studentscanholdtheirownopinionsonthebaseofreadingthearticle.Teachingaids:ThemultimediaBriefteachingprocedures:Step1Lead-inCheckthehomework.Encouragestudentstosharetheirsourcesrelevanttocloningtechnologywiththewholeclass.Tellstudentsthatcloninghasbeenthesubjectofscientificexperimentsforyears.Therecentsuccessincloninganimalshasresultedinfiercedebatesbetweenscientists,politiciansandpublic.Step2ReadingstrategyGetstudentstogothroughthereadingstrategy,andmakesurethateveryoneofthemunderstandshowtoworkoutthemeaningofthesescientificterms.Step1Beginbyreadingthefirstandlastparagraphsforanideaofwhatthearticleisabout.Step2Circleanywordsyoudonotnow.Questionthingsyoudonotunderstandorthatdonotappeartomakesense.Step3Readthroughthearticleafewtimes,andmakesenseofthescientifictermsuponfurtherreadings.Step3Firstreading—MainideaAskstudentstorefertothereadingpassageandfindoutthemainidea.(Thereadingpassageismadeupofanewspaperarticleaboutcloningandtworeaders’letters.Wewillbegiveninformationabouthowcloningisbeingresearchedandthedifferentattitudestowardsit.)Step4Secondreading—UnderstandingscientifictermsAskstudentstocircletheunfamiliarwordsorthingstheydonotunderstandwhilesecondreading.(Forexample:embryo,tissuesandorgans,interferewithnature,etc)Step5Thirdreading—DetailedinformationAskstudentstoreadonlythearticlecarefully,andfinishthefollowingexercises:1.Whatarethedifferentattitudestowardsthesuccessofcloningahumanembryo?Ontheonehand(valuabletissuesandorganscanbeproducedandbeusedtosavehumanlives)Ontheotherhand(humanbeingsmaybeonthewaytoproducingareal-lifemonster)Somepeopleconsiderthat(cloninghumanembryoswiththeintentiontodestroythemshowsnorespectforhumanlife.)2.Whoarethepersonsinthearticlerelatedtocloning?personsintroductionsrelationstocloningIanWilumtaScottishscientistwhocreatedDolly,thefirstmammaltobeclonedsuccessfullyfromanadultcellHewasshockedwhenhearingsomescientistswereconsideringcloninghumanbeings.Heneverintendstocreatecopiesofhumans.Instead,hethinkstheeffortsofscientistsshouldbedirectedtowardscreatingnewcellsandorgansthatcouldbeusedtocurediseaseslikecancer.FayeWilsonawomanof41yearsoldwhocannothaveababy.Sheisdesperatetohaveababyofherown,achildthatisgeneticallyrelatedtoher.SeverinoAntinorianItaliandoctor,whoisoneoftheleadersinthecloningresearchHehasdeclaredthathewantstobethefirsttocloneahumanbeing.ChinesescientistswhohavefocusedtheireffortsoncloninganimalsandstemcellstobeusedinmedicalresearchChinahassucceededinproducingclonesofcowsandgoats,andcontinuestoresearchthewaysinwhichcloningcanbenefitmankind.Askstudentstoreadthetwoletterscarefully,andjudgewhetherthestatementsaretrueorfalse:PaulineCarterthinks:1.thenaturewillpaybackifweinterferewithnature.(T)2.weshouldclonefewerbabiestoreduceEarth’spopulation.(F)3.theladywhocannothaveababycanadoptanorphan,butnothaveaclonedbaby.(T)ColineJakethinks:1.thenewsthatthefirsthumanembryohasbeclonedsuccessfullyisveryterrible.(F)2.scientistshavesucceededinchallengingquestionsofmorality.(F)3.humancloningisagoodwaytosaveherdaughterwhohasdied.(F)Step6FurtherdiscussionUnderstandingthescientifictermsandreinforcingthecomprehensionofthetext,studentsaregottoformgroupsoffourorsixtodiscussthefurtherquestions:1.Findthereasonswhypeoplearepro-oranti-cloninginthearticleandlettersandwritetheminthetablebelowPro-cloningAducevaluabletissuesandorgansthatcouldbeusedtosavehumanlives1.mayproduceareal-lifeFrankenstein’smonster2.curediseaselikecancer2.createmorediseaseintheanimalworld3.helpthosewhoareunabletohavechildren3.cloningshowsnorespectforhumanlife4.helpthosewhowanttoclonetheirdeadchildren4.humanlifewouldnolongerbeunique

5.weshouldbehavingfewerbabiesinordertoreduceEarth’spopulation,notcloningmore2.Doyouthinkitwouldbeeasyfortheclonedbabytoaccepthis/hersocialidentityasa‘cloned’humanbeing?3.Whatwouldthepersonthathadtheoriginalcellfeelabouttheclonedbaby?4.ThinkabouttherelationshipbetweenthetitleoftheunitScienceversusnatureandcloningtechnology.Step7HomeworkThinkaboutthedifficultscientifictermsunderlinedbeforeuponthetextlearningReading(2)—LanguagePoints1.Arecentannouncementbyscientiststhattheyhavesuccessfullyclonedthefirsthumanembryo…announcement(n.)宣告，通知，声明(短语)make/issueanannouncement发表声明announce（vt.）宣告，通知，声明(短语)announcesth.tosb.(不能用announcesb.sth.)(比较)announce/declareannounce指对公众或特定的一群关心的人进行宣布；declare指官方的正式宣告Everyonewassilentasheannouncedthewinnerofthecompetition.Thispowerfulcountrydeclaredwaronthatsmallcountry.

2.Ontheonehand,somescientistspointoutthatifyoucloneanembryo,youcan…①on(the)onehand…ontheotherhand…一方面…另一方面…（单独使用ontheotherhand时，hand不能省略，但与ontheonehand连用时，可省略）Ononehand,rapiddevelopmentoftheeconomywillimprovethelivingconditionsofthepeople.Ontheotherhand,itwillspeedupenvironmentaldestruction.(短语)athand在手边，在附近byhand亲手，手工inhand手头现有的，正在进行，在处理中handinhand手拉手Handsoff!请勿动手！不许干涉Handsup!举起手来！②pointout指出Hepointedoutmymistake.他指出我的错误。pointto/pointat指着，指向某人或某物（两个词组可互换使用）Hepointedat/toapicture.pointat对准，瞄准(某人用枪对准某人某物等)Theypointedatherheadbutshewasnotafraid.pointto表明，指向(主语为证据、时针以及宾语为某一方向时)Theevidencepointstohimasthecriminal.Thehandsoftheclockpointedtohalfpastthree.Thecompassneedlepointstothenorth.

3.…theymaybeontheirwaytoproducingareal-lifeFrankensrein’smonster.onone’s(the)waytodoingsth.“正在做某事的过程中”.to是介词，后接名词、代词或动名词短语(练习)I’vejustheardawarning______theradiothatastormmaybe______itsway.a.on,onb.over,inc.on,aboved.from,on(短语)onone’s(the)wayto在去…的途中bytheway顺便问问，顺便说说bywayof途经inaway在某种意义上，在某种程度上inone’s(the)way挡路inthisway用这种方式

4.However,ingeneralthescientistswerepraisedfortheirwonderfulscientificbreakthrough.①ingeneral一般说来，从总体上看，大体上Ingeneral,redisthemostpopularcolourthisseason.(短语)inageneralway一般，通常asageneralrule在一般情况下②praise(vi.&vt.&n.)表扬，赞扬，表彰(短语)winhighpraise受到高度赞扬inpraiseof赞扬（某人）beyondallpraises赞美不尽的，赞不绝口的beloudinsb.’spraise对某人极力称赞praisesb.forsth.因某事而赞美/称赞某人（练习）Hegaveaspeechinpraiseofschoollife.他做了一个赞美学校生活的演讲。Heishighlypraisedforhisresearchongenes.他的基因研究受到了高度赞扬。

5.However,somepeopleconsiderthatcloninghumanembryoswiththeintentionofdestroyingthemshowsnorespectforhumanlife.withtheintentionof为了，以…为目的或意图HehasdecidedtogoabroadtostudywiththeintentionofimprovinghisEnglishandfindingabetterjobwhenheention(n.)目的，打算，意图（词组）withoutintention无意地makeone’sintensionclear说清楚自己的目的state/announceone’sintention声明自己的意图(练习)Ibeganreadingwiththe___b___offinishingthebook,butIentionc.applicationd.consideration

6.Idon’twanttoadoptsomeoneelse’schildandIdon’twanttouseanotherwoman’segg—Iwantachildthatisgenericallyrelatedtome.①adopt(vt.)收养，领养；采用，采纳（议案、意见等）Canyouadoptmynewidea?Theyadoptedaneighbour’sboy.(词组)adoptmeasures/newmethods/anidea采取措施/采用新办法/采纳意见adoptaresolution通过一项议案anadoptedson养子adoptedwords外来词(比较)adopt/adaptadopt收养，领养；采用，采纳（议案、意见等）；adapt使适合，使适应adapt…to…；改编adapt…for…Shehadtoadaptherselftolocalconditions.她必须使自己适应当地的情况。ThisEnglishnovelwasadaptedforthestage.这部小说被改编成了剧本。(练习)Thecoupledecidedto_____aboybecausetheyhadthreegirls.a.adaptb.adoptc.receiveb.keep

②berelatedto与…有关联；与…有联系Canyourelatewhathappenedinyourchildhoodtoyourpresentstateofmind?relate(v)和…相关，把…与…关联起来relation(n.)关系，联系，家属，亲属relative(adj.)有关系的，相对的；(n.)亲戚，亲属

7.Whilecloninghumanembryosisillegalinmanycountries,somescientistsarealreadypushingaheadwithresearchsoastodeliveraclonedhumanbaby.①while(conj.)当…的时候，和…同时（while引导的从句要表示一段时间）JohncameinwhileIwastypingaletter.当我正在用打字机打一封信时，约翰进来了。(conj.)然而，虽然，尽管Whilehewashatedbyothers,Ilikedhim.他虽受人恨，但我却喜欢他。(练习)______Englishcanbedifficulttolearn,itisaveryusefultoolforcommunication.a.Becauseb.Asc.Onced.While②pushaheadwith推进，推行，毅然继续做某事Itishardtopushaheadwithsuchanunpopularpolicy.这样一个不得人心的政策很难推行下去的。(词组)pushahead/forward/onwithsth.毅然继续做某事pushsth.forward提出某事，迫使他人考虑或注意某事pushsb./sth.over使某人/某物倒下；推倒某人/某物③deliver在这里“接生，使分娩”之意Herbabywasdeliveredbyanexperienceddoctor.该词还有“投递，传送，释放，表达，解救”等意思(词组)deliversb.fromdanger救某人脱险deliversth.tosb.把某物交付给某人deliveramessage/aletter传话/送信deliveraspeech发表演说bedeliveredof生下孩子

8.Chinahassucceededinproducingclonesofcowsandgoats,andcontinuestoresearchwaysinwhichcloningcanbenefitmankind.①succeedindoingsth.成功地做某事（反义词组）failtodosth.Afterpracticingmore,hesucceededinpassingthedrivingtest.success(n.)successful(adj.)successfully(adv.)②benefit(n.)利益，好处；(pl.)救济金(词组)beofbenefitto对…有裨益forthebenefitof…为了…的利益ItissaidYogaisofgreatbenefittohumanhealth.(vt.&vi.)有益于benefitsb./sth.有益于某人/某物benefitfrom/by从…中获益Suchfoolishbehaviorwillnotbenefityou.Weallbenefitedfromhersuccess.

9.Wecouldproduceamonster,orevenasuperhumanracethatcouldonedayendupreplacingus.endup以…而告终，后接现在分词；endupwith/in/as后接名词Atfirstherefusedtoacceptanyresponsibilitybutheendedupapologizing.Thepartyendedupwithasong.Ifyoucontinuetosteal,youwillendupinprison.

10.Humanlifewouldnolongerbeunique;itwouldjustbeaproductforsale.forsale待售，出售