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2019新人教高中英語(yǔ)選擇性必修二Unit1ScienceandScientists

DiscoverUsefulStructuresTeachingobjectives:Bytheendofthisperiod,youwillbeableto…1.Analyzetheformsandfeaturesofpredicativeclause.2.Learnthefunctionsofpredicativeclauseinthecontext.3.Usepredicativeclauseinthegivencontext.Q1:Canyoufindanypredicativeclauses?Q2:Whydoyouthinktheyarepredicativeclauses?Q3:Whatarethemainlinkingverbs?LeadinInthosedays,therearetwocontradictorytheoriestoexplainhowcholeraspread.Onetheorywasthatbadaircausedthedisease.Anotherwasthatcholerawascausedbyaninfectionfromgermsinfoodorwater.Snowsubscribedtothesecondtheory.OneoftheevidenceisthatawomanhaddiedofcholeraaftermovingawayfromBroadStreet.Itseemedthatshelikedthewaterfromthepumpsomuchthatshehaditdeliveredtoherhouseeveryday.ThetruthwasthatthewaterfromtheBroadStreetpumphadbeeninfectedbywaste.LeadinInthosedays,therearetwocontradictorytheoriestoexplainhowcholeraspread.Onetheorywas

thatbadaircausedthedisease.Anotherwasthatcholerawascausedbyaninfectionfromgermsinfoodorwater.Snowsubscribedtothesecondtheory.Oneoftheevidenceis

thatawomanhaddiedofcholeraaftermovingawayfromBroadStreet.Itseemed

thatshelikedthewaterfromthepumpsomuchthatshehaditdeliveredtoherhouseeveryday.Andthetruthwas

thatthewaterfromtheBroadStreetpumphadbeeninfectedbywaste.Therearelinkingverbscloselybeforethepredicativesentences.Linkingverbs狀態(tài)類(lèi):be,seem,appear,keep,remain,stay…感官類(lèi):look,smell,taste,sound,feel…變化類(lèi):become,get,turn,grow,fall,come,go…Whatarethemainlinkingwords?ObserveandAnalyseaskandanswerthequestionsinpairsusingtheinformationfromthereadingpassage(P5Activity2)1.WhatwasSnow'sdiscoveryintwoparticularstreetsinLondon?Snow'sdiscoveryintwoparticularstreetsinLondonwasthat____________________

______________________________________________________________________.2.WhatwasSnowdeterminedtofindoutduringthe1854outbreakofcholerainLondon?WhatSnowwasdeterminedtofindoutwaswhy______________________________

________________________________________________.3.WhatweretheexactplacesSnowmarkedonthemap?TheexactplacesSnowmarkedonthemapwerewhere_________________________

_________________________________.4.WhatwasthefindingthatSnowannounced?Snow'sfindingwasthat_________________________________________________________________________.thecholeraoutbreakwas

soseverethatmorethan500peoplediedintendaysofcholerahadcausedover500deathswithintendays.somanypeopledied/theoutbreakallthosewhodiedhadlived/allthedeadpeoplehadlivedthepumpwatercarriedcholeragerms/thewaterpumpwastoblameforthespreadofcholera

Snow'sdiscoveryintwoparticularstreetsinLondonwas_____thecholeraoutbreakwassoseverethatmorethan500peoplediedintendays.2.WhatSnowwasdeterminedtofindoutwas______somanypeopledied.3.TheexactplacesSnowmarkedonthemapwere_______allthosewhodiedhadlived.4.Snow'sfindingwas_____thepumpwatercarriedcholeragerms.ObserveandAnalyse——FillintheblankquicklyandanswerthequestionsWhataretheirmeaningsandfunctions?thatwhywherethatObserveandAnalyse——FillintheformSummary:Guidingwordsshouldbechosenaccordingtotheir

functionsandmeanings.引導(dǎo)詞thatwhichwhetherwhatwhoas

if/asthoughwhywhenwherehow做的成分

含義不做成分定語(yǔ)表語(yǔ)不做成分主語(yǔ)賓語(yǔ)表語(yǔ)定語(yǔ)主語(yǔ)賓語(yǔ)表語(yǔ)不做成分狀語(yǔ)狀語(yǔ)狀語(yǔ)狀語(yǔ)無(wú)意思哪一個(gè)是否什么所……的誰(shuí)好像為什么什么時(shí)候在哪里如何怎樣Practice——

completeDavid’slinesbyfillinginguidingwords(A-E).Absolutely.Youmaynotbelieveit,butthatwas________happenedatthe

initialstageofourgroup'sresearchondevelopingavaccineformalaria.B.Yes,itis.Anditseemed______allthetheorieswereuseful,butthefact

was________wecouldn'tpersuadeoneanotherthatonetheorywas

betterthananother.C.Exactly.Theproblemwasnotabout_______allourtheorieswereequally

good,butindeciding____________________theorytodependupon.D.Werealisedthatwhatwecaredaboutwasnot__________aspectweneededtodevelopatheoryin,butrather________wecanreducethecostofavaccinewithoutreducingitseffect!E.You'reright.Atlast,webecamefocusedonthekeyissue,whichwas

_______wehadtocarryouttheresearchinthefirstplace.whatthatwhetherwhose/which/whatwhat/whichhowasifwhyMaria:Thismixoftheoryanddataisoneofthekeycharacteristicsofwhatwecallscience.David:____________________Reason:__________________Maria:Withyourtheoreticalframework?David:____________________Reason:__________________Maria:Decidingonatheoryisdefinitelyofcriticalimportance.David:___________________Reason:__________________Maria:Thiswaswhenyoushouldhavecalmeddownandgotdowntodoingsomesolidwork.David:___________________Reason:__________________Maria:Sowhathappenedintheend?David:___________________Reason:__________________Practice——PutA-Einthecorrectorderusingtheabovemethods.Thenchecktheanswerandstatethereasons.(P5Activity3)ACBEDlogiclexisgrammarlogicgrammarQ1:WhatwasDavid’sgroup’sresearch?Q2:Whatwastheproblem?Q3:Whatwasthekeyissue?Q4:Whatdidtheycareabout?Practice——answersomequestionsaboutthedialogueusingthepredicativeclauses.(P5Activity3)David’sgroup’sresearchwasthattheywantedtodevelopavaccineformalaria.Theproblemwasthattheyhadtodecidewhichtheorytodependupon.Thekeyissuewaswhytheyhadtocarryouttheresearchinthefirstplace.Whattheycaredaboutwashowtheycouldreducethecostofavaccinewithoutreducingitseffect.Everygroupcanchooseoneortwodialogues,andeachmembermustcompleteatleasttwopredicativeclauses.LanguageUseandShare——Wpletetheconversationsusingthepredicativeclauses.

1.A:Papermaking,printing,gunpowder,andthecompassarethefourgreatinventionsofancientChina.TheyaresignificantcontributionsoftheChinesenationtotheworld.B:Sure,theyare.WhatIwanttoknowthoughis_________________________________.2.A:TheancientChinesewerethefirsttoinventpaperandprinting.Thentheywentontoinventbooksandhadopenedbookshopsinmanycities.B:WhatI'mcuriousaboutis____________________________________________.3.A:ThecompassisaspecialinventionofancientChina,datingbacktoasearlyastheWarringStatesPeriod.B:Yes.Itseems_______________________________________.4.A:Gunpowderwasoriginallyusedformakingfireworks.B:Butwhatsurprisesmeis____________________________________________.5.A:High-speedtrains,mobilepayments,thebike-sharingsystem,andonlineshoppingareconsideredbysomeasthenew“fourinventions”ofChina.B:Isthatso?Ifeel/Itseems_________________________________________________.whichoneisthegreatestinventionwhoinventedpaper/wheninkwasinventedthatthecompasswasparticularlyusefulthatgunpowderwasnotusedinitiallyforfirearmsthattheseinventionshavereallymadeourliveseasier

Makeapresentationactivelyandbravely!Everygroupcanchooseoneortwodialogues,andeachmembermustcompleteatleasttwopredicativeclauses.I.Fillintheblankswithguidingwords.1.Lookatthetallestbuilding.Thatis_________________myfatherworks.2.Oneofthemostexcitingmomentsinmylifewas_______

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