知识学习The Secret of Life教案Word格式文档下载.docx

1、并就阅读内容展开讨论.Languageinuse复习和巩固the/this/now的用法.Vocabularyandlistening通过听的活动,提高对整体的理解能力和听力的概括能力.Languageinuse复习和运用was/were,it,muchReadingandvocabulary了解现代遗传学的发展以及可能带来的相关问题;学习和初步运用有关的词汇;提高阅读能力.culturalcorner通过阅读科幻小说<&时光机器>所描述的两种生物,进一步激发学生对生命奥秘的兴趣.II教学计划本模块分为五个课时：第一课时：Introduction，Presentationskill

2、,culturalcorner第二课时：ReadingandVocabulary（1）第三课时：Languageinuse&第四课时：ReadingandVocabulary,第五课时：Readingpractice，Task，moduleFileIII.Learningstrategy:.cognitivestrategy2.monitoringstrategy（调控策略）municationstrategy（交际策略）4.resourcestrategy（资源策略）IV教学步骤Periodonecontent:Introduction，SpeakingculturalcornerP

3、rocedure:introductionStep1:matchthewordandphrasesintheboxwiththeirmeaningsLooklikeresembletakeafter.tohavesimilarphysicalfeaturesassomeoneelselooklike2.tobesimilartoanolderpersoninyourfamilyinappearanceorpersonality3.aformalwordmeaningtohavesimilarphysicalfeaturesassomeoneelse.ResembleStep2workinpai

4、rsanddiscussthequestions.whodoyoulooklike,yourmotheroryourfather?Explainhowyouresemblehim/her.2.whodoyoutakeafterinyourpersonality?Step3completethesentencesaboutthebodywiththewordsinthebox.celldiseasesenvironmentgendergeneticsidenticaltwin.Somethingthatisfoundinalllivingthingsisa_.2.A_isoneoftwochil

5、drenbornatthesametimetothesomemother.3._isthestudyofgenes.4.Some_areinheritedbutnotallofthem.5.The_ofachildisisaboyoragirl.6.Twinswhoare_haveexactlythesamegenes.7.The_aswellasourgenesmakesuswhoweare.答案:cellGeneticsStep4Discusswhichcharacteristicsyouhaveinheritedfromyourparentsandwhichcharacteristics

6、areformedbyyourenvironment.Usethewordsinthebox.eyesighteyecolorgenehealthheightintelligenceweightpersonalityculturalcornerReadthepassageandanswerthequestions.HowaretheEloiandthemorlocksdifferentfromeachother?TheEloiliveaboveground,whilethemorlocksliveunderground;TheEloiaresmall,beautifulandunabletod

7、ophysicalwork,whilethemorlocksarestrongandwicked.Theirappearancewasverydifferent,too.TheEloiwerehairyonlyontheirheads,whilethemorlockshadhairdowntheirbacks,too.Themorlockseyesweregrayish-red,whiletheEloisyeswerelargeandmild.PeriodTwoStep1Readparts1and2ofthepassageandanswerthequestions.whydidwatsonan

8、dcricksay,“wehavediscoveredthesecretoflife”?BecausetheydiscoveredDNAandthatiswhatgenesaremadeof.2.DoyouthinkstoriedA-Dinpart2aretrue?why?/whynot?StoryADNAtestingwasmadeastandardprocedureincriminalinvestigations.StoryBUsingatechnologycalledgeneticengineering,acouplehadahighlyintelligent,goodlookingba

9、by.StorycHavingbeeninsertedananimalgene,markwonallhisraces.StoryDHavingbeentestedthattheunbornchildwouldhaveaterrible,inheritedillness,thecoupledecidedtogetridofit.Step2Readpart3ofthepassageandanswerthequestions.whatwillgeneticengineeringhelpscientiststodointhenearfuture?Insertnewgenesintopeopletocr

10、eatenewcharacteristics.2.whatdoesthewriterfeelaboutthenewdevelopmentsingenetics?Somethingswouldbepositivebutothersmightchangethebasicnatureofhumanbeings;hefeelswemustbecarefulinmakingdecisions.Step3Lookatthewordsfromthepassagecommitamurdercouplehereditaryperformanoperationpregnantquestionreproducevi

11、ctim.howdolivingthingsreproducethemselves?Thismeans_.A.tohavebabiesorproduceyoungplantsB.tofeedthemselves2.ourgenes,whichpasshereditarycharacteristicsontoourchildren.Thismeans_.A.newB.inheritedfromparents3.AlthoughthepolicequestionedhimThismeans_.A.towonderaboutsomeoneB.toasksomeonequestions4.Butwhe

12、nhecommittedthemurderA.killedthemanB.sawthedeadman5.watersleftsomeofhisowncellsonhisvictim.A.thepersonheattackedB.hisownclothes6.Aboutsixmonthsago,marksecretlyvisitedasurgeon,whoperformedanoperationonhim.Thismeans_.AmarkhadanoperationB.thesurgeonsaidmarkshouldhaveanoperation7.DamianPetersonandhiswif

13、eclaraareanothercoupleA.twopeoplewhoaremarriedB.example8.whenclarabecamepregnantA.becameworriedB.wasgoingtohaveababyStep4Readthroughthewordsinthebox,andpayattentiontothestress.advancealterathletebenefitconsequencedevelopmentfieldgood-lookinginsertstructuretechnologywhatisanotherwordforA.athleteB.con

14、sequencec.alterD.fieldE.good-looking2.Doesaplanthaveastructure?yes,itdoes.3.whatarethebenefitsoflearningEnglish?Internationalcommunication.4.canyouthinkofatechnologythatisusedinbusiness?computertechnology.5.whichtwowordsintheboxcanhavemoreorlessthesamemeaning?advance,development6.Ifyouinsertsomethin

15、g,whatdoyoudo?Putitintosomethingelse.Step6Findthesesentencesandphrasesinthepassage.ThediscoveryofDNAhasbeencalledthemostimportantbiologicalworkofthelast100years.why?Becauseithassuchabiginfluenceonourlives.2.Butwhenhecommittedthemurder,watersleftsomeofhisowncellsonhisvictim.whatwerescientistsabletodo

16、asaresult?matchtheDNAinthecellstotheDNAofthesuspect.3.Twomonthslaterjuliahadasmallbutveryexpensiveoperationwhatdoyouthinkthesurgeondid?4.Hesaworldchampionagainwhydoesntmarkdeservetobeaworldchampion?Becauseheisnota“natural”champion.5.hospitaltestsshowedthatherchildwouldhavethisillness.whydidclarahave

17、hospitaltests?Tofindouriftheirunbornchildhadthefamilyshereditarydisease.6.Anewfutureisapproaching.whydoesthewritersaythis?Becausegeneticengineeringwillbecomeverycommonandchangeeverything.7.ontheotherhand,wemaysoonbeabletogetridofthedisease-butkeepthebaby!Howmightwedothis?8.therearemanyimportantissue

18、stodiscuss.canyougivesomeexamples?PeriodThreeReadingPracticeStep1Answerthequestionswhatisgeneticallymodifiedfood?HowcanyoutellthedifferencebetweenordinaryfoodandGmfood?3.HowmuchGmfoodisthereinchina?whataretheadvantagesofGmfood?5.whatarethedisadvantages?6.whatshouldwedoaboutGmfoodinchina?Step2discuss

19、ionNotmuchisknownaboutlong-termeffectsofGmfoodonhumansandtheenvironment.Itis“unpredictable”.Step3Readthetextagainandanswerthefollowingquestions.Istransgenicfoodthesameasgeneticallymodifiedfood?yes.2.whatistheriskofproducingaGmcropwhichkillspests?Itwillkillgoodinsectsaswell.3.whyistheriskfromcarcinog

20、ensreducedinGmfood?Becausetherearefewertracesofcancerinducingpesticidesinthefood.4.whatistherisktosomeonewhoisallergictoaparticulargene?Ifthatgeneistransferredtoanotherfood,andtheallergicpersondoesntknow.5.HowdoestheamountofGmfoodintheUScomparewiththenumberofpeoplewhothinkitsdangerous?30ofmaize,50of

21、Soyabeans,50ofpotatoesandtomatoesareGm,and27ofconsumersareworriedaboutthedangersofGm.6.HowcouldGmfoodbestoppedfromenteringchina?Byhavingthecustomsinspectallimportedfoods.7.HowdidthewriterknowthattherewerentanyimportedGmfoodsinthemarkets?Theydidabigsurvey.8.whatactionisgoingtobetakenaboutGmfoodsinchi

22、na?Foodsaregoingtobelabeled.9.Doyouthinkthewriteragreeswiththisaction?Step4Lookatthesepairsofsentencesfromthepassage.Decideifthesecondsentenceaddstoorcontrastswiththeinformationinthefirstsentences.GmfoodisalreadycommonintheUnitedStates.chinadoesnotproduceverymuchGmfood2.IncanadaandtheUnitedStates,27

23、percentofconsumersfearthatGmfoodcouldbedangerous.InEurope,amajorityofconsumersareinfavorofbanningthem,and79percentoftheUkpublicopposesGmfood.3.chinesecustomsdonotlisttransgenicproductsasanitemrequiringinspection.ThereforeGmproductsmayenterthecountryfromabroad.Neitheryoungnoroldpeoplefearedpossiblesi

24、deeffectsfromGmfoods.someparentsofchildrensaidthattheywouldnowpaymoreattentiontofoodlabeling.Step5:Answerthequestions.Scientistshavefoundthatacropwithagenethatkillspestscanleaveapoisoninthesoilthatkillshelpfulaswellasharmfulinsects.whatcanthecropdo?leaveapoisoninthesoil.whatdoesthecropcontain?agenet

25、hatkillspestswhatcanthepoisoninthesoildo?killshelpfulaswellasharmfulinsects2.yetreducingtheamountofinsecticidesneededbyusingGmcropscanreducetheamountofcancerproducingchemicals-orcarcinogens-thatarefoundinfood.Howcanyoureducetheamountofinsecticidesneeded?byusingGmcropswhatneedsinsecticides?thecropswh

26、atcanreducecancerproducingchemicals?usinglessinsecticides3.Ifagenethatproducesanallergicreactionistransferredintoanothercrop,thenapersonwhousuallyavoidsfoodcontainingthisgenemaynotknowthatitisnowpresentinthemodifiedfood.whatkindofgeneisit?onewhichcausesanallergicreactionwhatkindofpersonisit?apersonwhousuallyavoidsthosefoodswhatmightthispersonnotknow?thattheGmfoodhasthatgeneinit4.Unfortunately,the“AgriculturalorganismsT