Unit 1 Science and Scientists Reading and Thinking 语言点课件-高中英语人教版（2019）选择性必修第二册

高中英语新人教版选择性必修二SCIENCEANDSCIENTISTUnit1ReadingandThinkingLanguagePointsTeachingaims学习目标:1.Understandtheusagesoftheimportantwordsandphrases.2.Learntoanalysethelonganddifficultsentences.3.Applytheknowledgelearnttodoexercisescorrectly.1.oneofthe+adj最高级+n复数....最....之一2.overcome--overcame--overcome克服；beovercomebygrief3.diev.死亡--diefrom死于deathn.死亡/死亡人数（可数）

deadadj.去世的deadlyadj.致命的

dyingadj.垂死的

bedyingfor渴望..Readlanguagepointsaloudandfillintheblankstask1用frustrate及其正确形式填空What_________memostwasthe_________resultsofourteam’snarrowdefeatinthefinal,afterwhichtheplayerslookedvery_________andthefansleftthestadiumin___________.frustratedfrustratingfrustratedfrustration5.when,what,how+todo可做主语，宾语，或表语，相当于一个名词性从句6.rise--rose--risen7.attendtosb照顾/照料某人

attendameeting/alecture/school参加会议/听报告/上学

4.frustratevt.使...沮丧befrustratedat:对...感到沮丧frustratingnews令人沮丧的消息withfrustration沮丧地

Asayoungdoctor,John

Snowbecame__________(frustrate)because

nooneknewhow__________(prevent)ortreatcholera.

Intime,he_____(rise)tobecomeafamousdoctor,andeven

attended_____QueenVictoriawhenshegavebirth.frustratedrosetotoprevent

Cholerausedtobeoneofthemostfeared_______(disease)intheworld,untilaBritishdoctor,JohnSnow,showedhowitcould_________(overcome).Intheearly19thcentury,whenanoutbreakofcholerahitEurope,millionsofpeopledied_______thedisease.diseasesbeovercomefromFillintheblanks1.ingeneral总的来说=Generallyspeaking2.infectv.感染

beinfectedby...被...感染---infectionn.----infectiousadj.传染性的3.subscribeto赞同subscribetoaview赞同一个观点

subsribetoacharity捐赠subscribetoamagazine订阅杂志anannualsubscription一年期订阅cancel/renewasubscription退订/续订4.contradictoryadj矛盾的becontradictoryto与...矛盾contradictvt.反驳，矛盾task2

_____general,doctorsinthosedayshadtwo____________(contradict)theoriestoexplainhowcholeraspread.Onetheorywasthatbadaircausedthedisease.

Anotherwasthatcholera____________(cause)byan________(infect)fromgermsinfoodorwater.Snow

subscribed_______thesecondtheory.IncontradictoryinfectionwascausedtoFillintheblanks1.provev.---proofn.证据2.begin--began--begun3.consequently因此，结果；consequentadj.随之而来的consequencen.结果

；asaconsequence因此

；asaconsequenceof由于4.determinev.determinationn.决心withdetermination坚定地determinedadj.坚定的

bedeterminedtodo决心做...5.hitvt撞击；击中ahitsongIthitssbthat...很火/热门歌曲某人突然想到

Itwascorrect,buthestillneeded______(prove）.___________(consequent),whenanoutbreakofcholerahitLondonin1854,Snowbegantoinvestigate.Hediscovered

thatintwoparticularstreetsthecholeraoutbreakwassoseverethatmorethan500people

diedintendays.Hewasdetermined_______(find)outwhy.ConsequentlyprooftofindFillintheblanks

Snowbeganbymarkingonamaptheexactplaces______allthose____diedhadlived.Thereweremultiple_______(death)nearthewaterpumpinBroadStreet.whowheredeaths1.先行词为表示地点的名词且定语从句缺少状语时，用where引导定语从句。先行词为表示人的名词，且从句缺少成分时，用who引导定于从句2.suspectsbofdoingsth怀疑某人做某事suspicionn.怀疑suspiciousadj.感觉可疑的be~of对...表示怀疑task3Fillintheblanks

4.havesth.done结构中，过去分词作宾补。用过去分词作宾补表示被动或动作已经完成。(1)请/派别人完成某事；(2)(主语)遭受某种不幸的情况；1)IneedanewpassportsoIwillhavetohavemyphotograph__________(take).2)You’dbetterhavetheoldfurniture__________(remove)outoftheroom.takenremoved

5.betoblameforsth应当为某事担责;blamesbforsth因...责备某人;blamesthonsb把某事的责任归咎于某人taketheblamefor为…承担责任eg.Theexpertsaidthatthepollutedair_____________forthisdisease.这位专家说污染的空气是这种疾病的罪魁祸首。wastoblame6.Itseemedthat...似乎...

Snow_________(suspect)thatthewaterpumpwas__________(blame).Whatismore,inanotherpartofLondon,awomanandherdaughterhaddiedofcholeraaftermovingawayfromBroadStreet.

Itseemed_____thewomanlikedthewaterfromthepumpsomuchthatshehadit____________(deliver)toherhouseeveryday.thattoblamesuspecteddeliveredtask3

1.asaresultof

由于，因为=asaconsequenceof2.announcev.宣布，宣告-----announcementn.公告，布告3.hadsthdone:使某事被做/叫...做某事4.intervenev干预--internventionn

Asaresult___thisevidence,JohnSnowwasabletoannouncethatthepumpwatercarriedcholeragerms.____________(according),hehadthehandleofthepump_________(remove)

sothatitcouldnotbeused.Throughthis_________(intervene),thediseasewasstoppedinitstracks.Accordinglyremovedinterventionof1.trueadj.----truthn.----trulyadv.2.linkv/n.:linkbetween...and...连接3.rawwaste

未经处理的垃圾4.表语从句：be动词，系动词后的从句称为表语从句，引导词有：that,whether,because,asthough,asif,who,what,which,when,where,why,how1.

That’s

________

we’vegivenyoutheletter.2.

Itlooks________

itisgoingtorain.3.

That’s

________

youproblemlies.4.Heisnolonger________hewas.5.Theproblemis________willleadtheresearchteam.6.WhatIwanttoknowis________roadweshouldtake7.Thereasonwhyhecriedwas_______hewasdisappointedattheresult.whyasifwherewhatwhowhichthattask4

The_______(true)was_____thewaterfromtheBroadStreetpumphadbeeninfectedbywaste.Moreover,SnowwaslaterabletoshowalinkbetweenothercasesofcholeraandthedifferentwatercompaniesinLondon.truthFillintheblanks:that1.tirelesseffort不懈的努力2.decreaseto减少到..;decreaseby减少了;onthedecrease在减少

asubstantialdecrease

3.fortunen.财富运气fortunateadj.幸运的;fortunatelyadv.4.transform...into把...变成

；transformationn.转变，变化5.生命的名词+see/find/witness...、见证、目睹某事Thecityhasseengreatchangessince1990.这个城市自1990年以来发生了巨大的变化。名词作主语，表示某地或某时经历、发生、见证或目睹某事。LastSaturdaywitnessedanextraordinarycross-countryrunningrace.task5

ThroughSnow’s________(tire)efforts,watercompaniesbegantosellcleanwaterandthethreatofcholeraaroundtheworldsawasubstantialdecrease._________(fortune),wenowknowhowtopreventcholera,thanks_______theworkofJohnSnow.Moreover,inhisuseofmapsandstatistics,Snowtransformedthewayscientistsstudydiseases.tirelessFortunatelytoFillintheblanks:3.Ingeneral4.subscribeto1.attendedto2.onceandforall照顾，护理最终地，彻底地3.总的来说，大体上4.同意summary5.multipledeaths6.betoblame

7.asaresultof5.多例死亡6.应受责备7.由于11.throughtirelessefforts12.asubstantialdecrease

13.thanksto11通过不懈的努力12.大幅度下降13.幸亏，由于Para5phrases8.beinfectedbywaste9.

alinkbetween…and10.bepollutedbyrawwaste

8.被废弃物感染9…和…之间的联系10被未经处理的废物污染Applicationofwordsandphrases1.Manyscientists______________theviewthatitishumanactivitythathascausedglobalwarming.2.Hewasto______________theaccidentbecausehedroveonthewrongsideoftheroad.3.Theman______________beingbehindtherobberywasseencrossingthestreet.4.Sinceheartdiseaseisoften______________ourlifestylechoices,weneedtomakehealthylivinganimportantpartofourlives.subscribesuspectblamelinksubscribetoblameforsuspectedoflinkedtoTBP.4Ex.2Makephrasesbycombiningthewordsintheleftboxwiththoseontheright.Thencompletethesentencesusingthesephrases.toofforTip1:learnwordsincollocations(词汇搭配).1.Itisnotunusualforanathletetobewellknownwhileheisactive,andquicklyforgottenwhenhisathleticcareerisover.2.I’msureshe’lldealwiththechangesverywellbecauseshe’sveryadaptable.3.Hewasreadytoservedinnertohisfriendswhenherealizedthathehadforgottentoturnontheovenandthemeatwasnotcookedyet.4.Heusedhisgreatinfluencetochangethethinkingofthescientificcommunityonthisissue.5.Scientistshavecollectedmoredatathanexpectedtoprovethetheory.rawstatisticssubstantialhandleahouseholdnameTBP.4Ex.3Replacetheunderlinedpartswithsuitablewordsfromthebox.Thinkaboutwherewecanusethem.rawahouseholdnamesubstantialstatisticshandleTip2:understandthemeaningsofwordsthroughtheirsynonyms(近义词).famesolutioncharacteristic（特征）importance,size,amount…scientificmethod三、课后练1．我们还没决定去哪儿度暑假。Wehaven'tdecided________________oursummerholiday.2．他似乎对他的老师说了谎。________________hetoldalietohisteacher.3．放学后我要去修自行车。I'll____________________afterschool.4．通常，公共汽车上太拥挤，我找不到坐的地方。Usually,it's________crowdedonthebus________Ican'tfindaseatwheretospendItseemedthathavemybikerepairedsothatI.

翻译句子1.

这个村庄不再是它以前的样子了。_______________________________________________2.

我的建议是你应该积极参与这些活动。_______________________________________________3.

他没有被重点大学录取的原因是他不够努力。_______________________________________________4.

事实是他已经失去了参加比赛的机会。_______________________________________________5.汤姆把他所有的精力都用在学习上了。那就是他取得巨大进步的原因。______________________________________________ThevillagewasnolongerwhatitwasWhatIsuggestisthatyoushouldparticipateintheactivitiesThereasonwhyhewasn’tadmittedbykeyuniversityisthathe...Thefactisthathehaslostthechancetocompete.Tomhasdevotedallhisenergytostydy.That’swhyhehasmadegreatprogressHomework完成同步4-9页即学即用infectionmultipledecreaseseveretransformproofblamesubstantialTBP.4Ex.4Readthispassageaboutmedicalscience.Completeitusingthewordsbelow.

Britishscientistsbelievetheymayhavefoundawaytofightthecommoncold.Itblocksakeyproteininthebodycellsthatisto__________forthespreadofcold-causingvirus.Targetingthehostratherthan__________wasabitnon-traditionalbutmadesensebecauseitwastrickytotargetthevirus.Cold-causingvirusarenotonlyof__________kinds,theyalso__________rapidly,meaningtheycanquicklydevelopresistancetomedicine.Researchersareworkingonmakingaformofmedicinethatcanbetakendirectlyintoone’slungs,to__________thechanceofsideeffects.Th