Unit1Learningaboutlanguage表语从句课件高中英语人教版选择性

选择性必修二Unit1

Toraisenewquestions,new

possibilities,toregardoldproblemsfromanewangle,requirescreativeimaginationandmarksrealadvanceinscience.—AlbertEinstein&LeopoldInfeld

提出新的问题，发现新的可能，从新的角度审视已存在的问题，这些需要创造性的想象力，并标志着科学的真正进步。

——阿尔伯特·爱因斯坦

利奥波德·英费尔德Buildupyourvocabulary1Findthewordsfromthepreviouspageswiththefollowingprefixesorsuffixes.Thenaddtwowordsforeachprefixorsuffix,andexplaintheirmeanings.P.4removereplacereusediscoverdisabledisappearmicroscopemicrowavemicrophonetransformtransporttransplantinfectionactionrelationsubstantialpartialfinancialepidemiologybiologysociologysubscribetoblameforsuspectedoflinkedto3Replacetheunderlinedpartswithsuitablewordsfromthebox.P.4ahouseholdname(家喻户晓的名字)rawsubstantial(大量的；重大的)statistics(统计数据)handle4Readthispassageaboutmedicalscience.Completeitusingthewordsbelow.P.4blameinfectionmultipletransformdecreasesubstantialproofsevere瞄准宿主棘手的名词从句(就功能而言)作主语：主语从句作宾语：宾语从句作表语：表语从句作同位语：同位语从句Whateverisdone

cannotbeundone.Idoubtwhetherhewillstruggletoachievehisdream.Theproblemishowthenuclear-pollutedwaterwillbedisposed.Thespokesmancan’tanswerthequestionwhyChinacan’tbanAmericanproducts.名词从句(就引导词用法而言)that从句：整个从句表示事实或观点。Thefactisthatthesunrisesintheeastandsetsinthewest.wh-从句一般疑问：从句常用whether引导(从句作动词宾语时可用if引导)特殊疑问：从句用特殊疑问词引导(包括疑问代词和疑问副词)特指对象：从句表示特指的人、事、物、时间、地点、原因、方式Iwonderwhether/ifhewilladoptmysuggestion.Whenaskedwhyhelivesoffhisparents,hemadenoreply.Thatheisillinhospitaliswhyheisabsentfromschooltoday.泛指对象：从句表示泛指的人、事、物Whoeverhasaccess

totheInternetcankeeptrackofwhatisgoingaroundtheglobe.具体对象P.5Discoverusefulstructures1Underlinealltheexamplesinthereadingpassagewherenounclausesareusedasthe

predicative.Thenstatetheirmeaningandfunctions.ThetruthwasthatthewaterfromtheBroadStreetpumphadbeeninfectedbywaste.Onetheorywasthatbadaircausedthedisease.Anotherwasthatcholerawascausedbyaninfectionfromgermsinfoodorwater.Itseemedthatthewomanlikedthewaterfromthepumpsomuchthatshehaditdeliveredtoherhouseeveryday.P.52Answerthefollowingquestionsusingtheinformationfromthereadingpassageaswellasthepredicativeclauses.

thecholeraoutbreakwassoseverethatmorethan500peoplediedintendays.

theoutbreakofcholerahadcausedover500deathswithintendaysallthosewhodiedhadlived/allthedeadpeoplehadlivedthewaterpumpwastoblameforthespreadofcholera/thepumpwatercarriedcholeragerms/thewaterfromtheBroadStreetpumphadbeeninfectedbywasteP.5AAbsolutely.Youmaynotbelieveit,butthatwas__________happenedattheinitialstageofourgroup’sresearchondevelopingavaccineformalaria.BYes,itis.Anditseemed_______allthetheorieswereuseful,butthefactwas_________wecouldn’tpersuadeoneanotherthatonetheorywasbetterthananother.CExactly.Theproblemwasnotabout_________allourtheorieswereequallygood,butindeciding__________theorytodependupon.DWerealisedthatwhatwecaredaboutwasnot__________aspectweneededtodevelopatheoryin,butrather__________wecanreducethecostofavaccinewithoutreducingitseffect!E