Unit3第1課時(shí)WeletotheunitReading(1)（課件）高二英語上冊(cè)（譯林版2020選擇性）

譯林版選擇性必修二Unit3Fitforlifephysician,chemist,

dentist,surgeon,being,lifespan,game-changing,cell,virus,flu,cancer,affect,contract,genome,geneticist,specialize,specialize,identify,means,delete,restore,ultimately,abnormal,weapon,fundamental,pace,arise

prohibit,restrict,resistance,characteristic,

debate,characteristic,

debate,wrestle

詞匯知識(shí)語言知識(shí):現(xiàn)在完成進(jìn)行時(shí)語篇知識(shí):篇章結(jié)構(gòu)：總分總教學(xué)目標(biāo)restrict…to…wrestlewithprohibitsbfromdoingsthrelateto

withoutdoubtputsthinplaceearlyonrunwild

Geneticistshavebeentryingtoidentifywhichgenesrelatetowhichdiseases,…Thefutureisinourgenes思維導(dǎo)圖introduction

shapingourlivesgenes

conclusiondiseasetreatmentandpreventionhowtousegenomeeditingquestionsgenomeeditinggenomeeditingoneofthegreatestinventionsmainbodyphysics

physical

physician

chemicalchemistry

chemist

dentisdentist

dentistry

surge

surgeonbebeing

life+spanlifespan

game+changinggame-changing

sellbellcell

effectiveeffectaffect

基礎(chǔ)積累Lookandlearn基礎(chǔ)積累Lookandlearn基礎(chǔ)積累Lookandlearn基礎(chǔ)積累Lookandlearnweepweapon

findfundfundamental

pace

raceholdhibit詞根

拿住prohibitprohibitionstrictrestrict

resistresistance

charactercharacteristic

bate

debate（以表決結(jié)束的辯論）wrist

wrestle

risearise

基礎(chǔ)積累Lookandlearn基礎(chǔ)積累Lookandlearnchemistsurgeonphysiciandentist基礎(chǔ)積累Lookandlearnviruscell

flucancer基礎(chǔ)積累Lookandlearn基礎(chǔ)積累restrict…to…wrestlewithmakechangesto…禁止某人……prohibitsbfromdoingsth限制在……努力處理，全力解決對(duì)……做出改變Lookandlearnrelateto

涉及，與……相關(guān)prevent…from…預(yù)防……免于……withoutdoubtputsthinplaceearlyon準(zhǔn)備就緒毫無疑間，的確在初期；在開始階段apply…to…把……應(yīng)用到……基礎(chǔ)積累serveasanapproachto…在……中起關(guān)鍵作用playacriticalrolein充當(dāng)、擔(dān)任…………的方法Lookandlearnbeborndeaf

生而耳聾figureoutatafastpacerunwild

以快的節(jié)奏弄懂；弄清楚；弄明白變得荒蕪；自由生長(zhǎng)；任其發(fā)展outofcontrol失去控制Geneticistshavebeentryingtoidentifywhichgenesrelatetowhichdiseases,astheybelievegenomeeditingisaneffectivemeansofdiseasetreatmentandprevention.現(xiàn)在完成進(jìn)行時(shí)基礎(chǔ)積累Lookandlearn新課引入Lookandsay如能善于利用，生命乃悠長(zhǎng)。Lifeislong,ifcanuse.給時(shí)光以生命，而不是給生命以時(shí)光。Tothetimetolife,ratherthantolifeintime.主體學(xué)習(xí)Lookandlearn主體學(xué)習(xí)Thepracticeofmedicineisanart,notatrade;acalling,notabusiness;acallinginwhichyourheartwillbeexercisedequallywithyourhead.—WilliamOslerWhatdoesthequotationfromWilliamOslermean?主體學(xué)習(xí)LookandthinkWhatdoesthequotationfromWilliamOslermean?Frommyunderstanding,thequotationremindsmedicalworkerstobeequippednotonlywithprofessionalskills,butalsowithamercifulheart.Theprimarygoalofmedicalworkersshouldbetheinterestofthesickratherthanfinancialbenefits.Furthermore,theyshouldcontinuetoperfecttheirskillsandhandleeverycaseprofessionally.Whathappensifamedicalpractitionerfailstotreatpatientswithawarmheart?Adoctorwhoonlyseeksbenefitsforhimselforherselfratherthanseekingthebestcareforhisorherpatientsisnotpractisingwithawarmheart.Insuchacase,thedoctorwouldnotberegardedasatrustworthyprofessional.主體學(xué)習(xí)LookandthinkaAsurgeonperformsoperations.bAphysicianistrainedingeneralmedicine.cAchemistpreparesandsellsmedicinesinashop.dAdentistspecializesinthecareofpeople'steeth.bdac1Whatjobsareshowninthepictures?Writethelettersintheboxesabove.主體學(xué)習(xí)Lookandanswerapaediatrician[?pi?di??tr??n]anENTdoctoraneyedoctorasurgeonaphysicianachemistadentist主體學(xué)習(xí)Lookandanswer2Wouldyouliketobeamedicalprofessional?Whyorwhynot?Yes,Iwouldliketobeamedicalprofessional.Medicalprofessionalsoftenhaveveryspecializedcareerfields,suchasbeingadentist,surgeonorchemist.Thesefieldshelppeoplelivehealthylivesbycuringtheirdiseasesandevensometimessavingthemfromdeath.Forthisreason,Ibelievethatasamedicalprofessional,Icouldcontributetosocietyinanimportantway.主體學(xué)習(xí)Lookandanswer2Wouldyouliketobeamedicalprofessional?Whyorwhynot?No,Iwouldnotwanttobeamedicalprofessional.

Workinginthatfieldisverychallengingandrequiressomeonewhocouldcopewiththeconstantpressureofworryingaboutwhethertheyhavemadethecorrectdecisions.Decidingsuitabletreatmentsmaynotalwaysdelivertheresultsthateitherthepatientorthedoctorhashopedfor.So,eventhoughIknowthatIcanactresponsibly,Idon'tthinkIcouldhandlethepressure.主體學(xué)習(xí)Lookandanswer3Canyoudescribeanexperienceyouhadwithamedicalprofessional?Whatwasitlike?Thefirsttime

Iwenttoseeadentist,Iwasveryscared.AsIsatinthebigchairunderthebrightlights,Iwassurethedentistwoulddosomethingtomethatreallyhurt.Whensheaskedmetoopenmymouth,Isaidno!Eventually,shemanagedtolookatmyteethandcheckthem.Theyweren'tperfect,butIdidn'tneedtohaveanyworkdoneonthem.主體學(xué)習(xí)Lookandanswer主體學(xué)習(xí)Reading(1)Earlytobed,earlytorise,makesamanhealthy,wealthyandwise.

Healthisbetterthanwealth.新課引入LookandsayWhatadvancesinmedicalsciencehaveyouheardabout?主體學(xué)習(xí)LookandsayIhaveheardaboutthree-Dprintingthatisusedforprintingpartsofthebodytoreplacethosethatarelostorinjuredbeyondrepair.Forexample,alegorearcanbethree-Dprintedtotheprecisemeasurementsofthepatient.PrecisionmedicineisanothermedicaladvanceIknowabout.Thishealthcareapproachtakesintoconsiderationpatients'genes,lifestylesandenvironmentstofinduniqueriskfactorsanddeveloppersonalizedtherapies.Bothofthesemedicaladvancesareincrediblebecausetheyaretailor-madeandthereforeprovideaccurateandeffectivetreatmentsforthepatients.Whatdoyouknowaboutgenes?主體學(xué)習(xí)LookandsayOverthecourseofmycareer,Ihaveseenmanywonderfulscientificdevelopments,butnoneareasgame-changingasgenomeediting.game-changing

English-speaking改變游戲規(guī)則的time-consumingheartbreaking名詞和動(dòng)詞是動(dòng)賓關(guān)系

名詞+動(dòng)詞現(xiàn)在分詞→形容詞

說英語的費(fèi)時(shí)的令人心碎的Thewell-paidjobisalsodifficultandtime-consuming.HalfofthestudentsarefromEnglish-speakingcountries.Lookandlearn主體學(xué)習(xí)Ultimately,thisnewtechnologymightevenmakeitpossibletopreventdiseasesfromeverdevelopingbycorrectingabnormalgenesearlyon.UltimatelyatthemostbasicandimportantlevelDishonestyisultimatelyself-defeating.不誠(chéng)實(shí)最終會(huì)使人自食其果。Lookandlearn主體學(xué)習(xí)Ultimatelyintheend;finally最基本地；根本上AlllifeonEarthultimatelydependsonoxygen.地球上的一切生命歸根結(jié)底都依賴于氧氣。Overthecourseofmycareer,Ihaveseenmanywonderfulscientificdevelopments,butnoneareasgame-changingasgenomeediting.Lookandlearn主體學(xué)習(xí)earlyonatanearlystageofasituation,periodoftimeUltimately,thisnewtechnologymightevenmakeitpossibletopreventdiseasesfromeverdevelopingbycorrectingabnormalgenesearlyon.在初期；在開始階段

on作副詞Ifinishedworkearlyon.我早早完成了工作。Lookandlearn主體學(xué)習(xí)Earlyoninhiscareer,hestruggledtofindhisfooting.他的職業(yè)生涯早期，他很難找到立足之地。Shedevelopedaloveformusicearlyoninherchildhood.她在童年時(shí)期就對(duì)音樂產(chǎn)生了熱愛。on

副詞on

副詞Lookandlearn主體學(xué)習(xí)Heretiredearly

ongroundsofillhealth.他由于身體不好而提早退休。on介詞on介詞Lookandlearn主體學(xué)習(xí)Shouldwerestrictouruseofthistechnologytothetreatmentandpreventionofdiseases?restrict~sth(tosth)tolimitthesize,amountorrangeofsomething限制，限定（數(shù)量、范圍等）Werestrictthenumberofstudentsperclassto10.我們將每個(gè)班學(xué)生人數(shù)限定為10人。to介詞Lookandlearn主體學(xué)習(xí)Thespeedintownisrestrictedto30km/h.城區(qū)車速限制為每小時(shí)30公里。Fogseverelyrestrictedvisibility.濃霧嚴(yán)重影響了能見度。Lookandlearn主體學(xué)習(xí)restricttostopsb/sthfrommovingoractingfreely束縛；妨礙；阻礙Hisdisabilityrestrictedhismovements.他的殘疾使他行動(dòng)不便。Thelongskirtrestrictedhermovements.長(zhǎng)裙妨礙了她的行動(dòng)。Lookandlearn主體學(xué)習(xí)restrict~sth(tosb)tocontrolsthwithrulesorlaws（以法規(guī)）限制Accesstothepartyisrestrictedtoadultsonly.這場(chǎng)派對(duì)只限成人可進(jìn)。Lookandlearn主體學(xué)習(xí)~yourself/sb(tosth/todoingsth)toallowyourselforsbtohaveonlyalimitedamountofsthortodoonlyaparticularkindofactivity

約束；管束Irestrictmyselftoonecupofcoffeeaday.我限制自己每天只喝一杯咖啡。Lookandlearn主體學(xué)習(xí)Wehavetofigureouthowtokeepthetechnologyfromrunningwild.runwildtogrowordevelopfreelywithoutanycontrol變得荒蕪；自由生長(zhǎng)；任其發(fā)展Theweedsrunwildintheabandonedgarden.這座廢棄的花園里雜草叢生。Letyourimaginationrunwildandbecreative.讓你的想象力自由馳騁發(fā)揮創(chuàng)意吧。恣意妄為；變得狂野Ifchildrenoranimalsrunwild,itmeansnobodyiscontrollingthemandtheyjustbehaveastheylike.runwildIbetthemonkeyswouldrunwildiftherewasnozookeeperaround.Lookandlearn主體學(xué)習(xí)Withoutdoubt,genomeeditingisoneofthegreatestinventionsinthehistoryofscience.withoutdoubtusedwhenyouaregivingyouropinionandemphasizingthepointthatyouaremaking毫無疑問；的確Heis,withoutdoubt,worthyofallthehonorshehasbeengiven/beyonddoubt/nodoubt狀語Lookandlearn主體學(xué)習(xí)beyonddoubtThefinddemonstrated

beyonddoubtthatmodernhumansspreadfromAfricathroughArabiaandtoAsiamuchearlierthanpreviouslythought.狀語Lookandlearn主體學(xué)習(xí)nodoubtThecourtwillnodoubtdealseverelywiththecriminals.狀語Nodoubtshe'llcalluswhenshegetsthere.她到達(dá)那里時(shí)必定會(huì)給我們打電話。He'smadesomegreatmovies.There'snodoubtaboutit.他拍了一些非常出色的影片。這一點(diǎn)是毫無疑問的。名詞作用Lookandlearn主體學(xué)習(xí)Italsocontainsinformationthathelpsdetermineourlifespanandaffectsourchancesofcontractingcertaindiseases.contractvt

togetanillness感染（疾?。坏茫ú。┰~根tract

=draw,表示"拉,拖,抽"

（contract拉在一起）However,hedidn'texpecttocontractCOVID-19ontheseconddayofthepostgraduateentranceexamination.Hisconditionwaspoorthatdayandhefeltthathischancesofbeingadmittedwereslim.

Lookandlearn主體學(xué)習(xí)vttomakealegalagreementwithsbforthemtoworkforyouorprovideyouwithaservice與…訂立合同（或契約）contract~sb(tosth)TheplayeriscontractedtoplayuntilAugust.這位選手簽約參加比賽到八月份。contractsbtodosth.Lookandlearn主體學(xué)習(xí)tomakealegalagreementtoworkforsborprovidethemwithaservice訂立…的合同（或契約）Shehascontracted

towork20hoursaweek.她已簽訂每周工作20小時(shí)的合同。contracttodosth.Youcan

contract

withustodeliver

yourcargo...你可以跟我們簽訂送貨合同。

contractwithsb.todosth.Lookandlearn主體學(xué)習(xí)Harbininkscontracttohost2025AsianWinterGames.n.anofficialwrittenagreement合同；合約；契約contract~(withsb)|~(betweenAandB)|~(forsth/todosth)名詞Lookandlearn主體學(xué)習(xí)vt.Ifyoucanidentifysomeoneorsomething,youareabletorecognizethemordistinguishthemfromothers.認(rèn)出;識(shí)別;分辨出~sb/sth(assb/sth)Shewasabletoidentifyherattacker.她認(rèn)出了襲擊她的人。identify詞根

ident=same,

表示"相同,識(shí)別"

，需要用“心”辨別。identity身份Lookandlearn主體學(xué)習(xí)Anauto-sensingvoiceannouncerwillhelpathletesidentifythedirection.Someexperiencedguidesalsohelptouriststo

identifyspecies.Lookandlearn主體學(xué)習(xí)Geneticistshavebeentryingtoidentify

whichgenesrelatetowhichdiseases,astheybelievegenomeeditingisaneffectivemeansofdiseasetreatmentandprevention.

vt.tofindordiscoversb/sth找到；發(fā)現(xiàn)identifyScientistshaveidentifiedalinkbetweendietandcancer.科學(xué)家發(fā)現(xiàn)了飲食與癌癥之間的關(guān)聯(lián)。[vt+n.]Lookandlearn主體學(xué)習(xí)Theyaretryingtoidentifywhatiswrongwiththepresentsystem.他們正試圖弄清現(xiàn)行制度的弊端所在。[vt+wh-clause]

vt.tofindordiscoversb/sth找到；發(fā)現(xiàn)identifyOnlybypayingcloseattentiontotheplot,detailsandbackgroundsareweabletoidentify

whetherthecharacters'behaviorsviolatethelaw.Lookandlearn主體學(xué)習(xí)[vt.+n.]~sb/sth(assb/sth)tomakeitpossibletorecognizewhoorwhatsb/sthis顯示；說明身份identifyInmanycases,theclothespeoplewearidentifythemasbelongingtoaparticularsocialclass.很多情況下，人們的穿著顯示出他們的社會(huì)階級(jí)。Lookandlearn主體學(xué)習(xí)

vt.tobringbackasituationorfeelingthatexistedbefore

恢復(fù)（某種情況或感受）restore~sth(tosb)storevt儲(chǔ)存re+store重新儲(chǔ)回Astheysmiledateachother,harmonywasrestoredagain...他們彼此微笑的時(shí)候，又恢復(fù)了往日的和睦。Theoperationrestoredhissight(=madehimabletoseeagain).手術(shù)使他恢復(fù)了視力。Lookandlearn主體學(xué)習(xí)tobringsb/sthbacktoaformercondition,placeorposition使復(fù)原；使復(fù)位；使復(fù)職restore~sb/sthtosthSheisnowfullyrestoredtohealth.他現(xiàn)在完全恢復(fù)了健康。Wehopetorestorethegardentoitsformerglory(=makeitasbeautifulasitusedtobe).我們想把這花園變得和過去一樣美麗。Lookandlearn主體學(xué)習(xí)prohibit~sth|~sbfromdoingsth(formal)

[vt+n.]alawprohibitingthesaleofalcohol禁止售酒的法令Sovietcitizenswereprohibitedfromtravellingabroad.蘇聯(lián)時(shí)代的公民被禁止出國(guó)旅游。vt.[常用被動(dòng)態(tài)]tostopsthfrombeingdoneorusedespeciallybylaw（尤指以法令）禁止近義詞forbidLookandlearn主體學(xué)習(xí)[also動(dòng)詞+-ing短語,動(dòng)詞+名詞短語+-ing短語]prohibit~doing/~sthdoingThefirstphase,duetobeimplemented（實(shí)施）around2025,wouldprohibitrestaurants(from)providingalltypesofdisposable（一次性的）plastictablewaretocustomersfordine-inservice.Lookandlearn主體學(xué)習(xí)

tomakesthimpossibletodo阻止；使不可能近義詞preventprohibit~sth|~sbfromdoingsth(formal)Lusaystheboywasneveractuallyprohibitedfromplayingvideogames,becausehisgenerationisgrowingupintheageofthemobileinternet.Lookandlearn主體學(xué)習(xí)tofightsbbyholdingthemandtryingtothroworforcethemtotheground,sometimesasasport摔跤wrestle~(withsb)Asaboyhehadboxedandwrestled.他小的時(shí)候又是打拳又是摔跤。

Theywrestledwitheachotherinthegarden.他們?cè)诨▓@里摔跤。Lookandlearn主體學(xué)習(xí)tostruggletodealwithsththatisdifficult

奮力對(duì)付；努力處理；全力解決wrestle~(withsth)Shehadspentthewholeweekendwrestlingwiththeproblem.她整個(gè)周末都在絞盡腦汁處理這個(gè)問題。Hewrestledwiththecontrolsastheplaneplunged.飛機(jī)向下沖時(shí)，他竭力控制住操縱裝置。Lookandlearn主體學(xué)習(xí)Para.3.Para.4.Para.5.MainbodyConclusionPara.1.Genomeeditingbringsmanyexcitingpossibilities.

Despitethepublicargument,genomeeditingisoneofthegreatestinventionsinthehistoryofscience.Manypeopleareconcernedabouthowtousegenomeeditingappropriately.Genomeeditingcanhelpwithdiseasetreatmentandprevention.Genesplayacriticalroleinshapingourlives.Para.2.Readandfill主體學(xué)習(xí)A1IntrodutionReadandthink主體學(xué)習(xí)Para2Howcangenomeeditinghelppeoplefightagainstdiseases?Becausegenesarerelatedtodiseases,geneticistscanusethetechnologyofgenomeeditingtochangethespecificgeneticmaterialswhichcausethediseases,thushelpinginthefightagainstdiseases.correcting

addingdeletingreplacingReadandthink主體學(xué)習(xí)Para3Readparagraph3andanswerthequestion.Readandthink主體學(xué)習(xí)Whatconsequenceswillgenomeeditingbring?Genomeeditingmaycauseaseriesofconsequences.Itmayallowgeneticiststoenhancehealthybodiesandevencreate“designerbabies”,bothofwhichcanleadtomoralcondemnations.Ifthetechnologycannotbeproperlycontrolledandrestricted,itmaybemisused.Readparagraph4andanswerthequestion.Para4Readandanswer主體學(xué)習(xí)A21Whatinformationdoesourpersonalgenomecarry?Readandanswer主體學(xué)習(xí)It

carriesalltheinformation

also

containsinformation

thathelpsdetermineourlifespanandaffectsourchancesof

contracting

certaindiseases.2Howcangeneticistsmakechangestothegenome?Readandanswer主體學(xué)習(xí)By

correcting,adding,deletingorreplacingspecificpartsofthegeneticmaterial.3Howmightgenomeeditingmakeitpossibletopreventdiseasesfromdeveloping?By

correctingabnormalgenesearlyon.adj.detailedandexact明確的；具體的specificReadandanswer主體學(xué)習(xí)delete~sth(fromsth)Yournamehasbeendeletedfromthelist.你的名字已從名單上刪掉。“I'dlikeyourhelptomorrow.”“Canyoubemorespecific(=tellmeexactlywhatyouwant)?”“我想讓你明天來幫幫我?！薄澳隳懿荒苷f得具體些？”

4Whatisa"designerbaby"?Readandanswer主體學(xué)習(xí)A“designerbaby”isababywhosecharacteristicshavebeenspecificallyselectedbeforeitisborn.InourgenesGenes:Theyarecritical(2)LifeSafetyGenomeediting:Itwillleadto(4)__________________________________________________________________.Appropriatecontrolsongenomeediting:Theymakesure(5)___________________________________________.(1)_________(3)_________isThefutureinshapingourlivesHealthinourapproachestohealthcareafundamentalchangethatthisnewtechnologyiskeptundercontrolReadandfill主體學(xué)習(xí)Thestory,setinPingyao,atowninShanxiprovince,centersonamiddle-agedcouplewhowrestlewiththequestionofwhethertheyshouldhaveasecondchild.課外拓展LookandlearnShanghai'sindustrialandeconomicsectorsandsoughtto

identify

strategiesforattractinggreaterattentionfromAmericanbusinesses,withtheaimofpromotingmutualbenefits.Despitesomecountries'effortstobroker（協(xié)調(diào)）acease-fireand

restore

peace,eveniftemporarily,theattacksfrombothsides,moresofromtheIsraeliside,mightnotstopnow.課外拓展LookandlearnOverthepastdecades,workershavetriedtorestorerockcarvingstotheiroriginalbeauty.Basedonthescientificdata,wecanbeclearoftheoverallclimateimpactofTetraPakChina'svaluechainandeachelement,sothatwecouldidentify

thefocusareasandworkcloselywithourpartnersacross