英语：Module6《TheWorld’scultureheritage》英文教案（5）（外研版选修7）Period5Grammar(2)--AdverbialclausesofPlace,ConditionandConcession■GoalTolearntheadverbialclausesofplace,conditionandconcession■ProceduresStep1:adverbialclausesofplace,conditionandconcession状语从句在句中作状语，修饰主句中的动词、形容词或副词等。状语从句放在主句之前时常用逗号分开；放在主句之后，一般不用逗号。状语从句按其意义和作用可分为时间、原因、条件、让步、地点、目的、结果、方式、比较等九种。本单元主要熟悉掌握地点、条件和让步状语从句。1.地点状语从句1）地点状语从句常由where和wherever引导，通常可置于主句之前或之后。IfoundthebookswhereIleftthem.Makeamarkwhereyouhaveanyquestions.Weshouldgowhere(ver)wearemostneeded.Wherethereisawill,thereisaway.Wherethereiswater,thereislife.2）where引导的状语从句和where引导的定语从句常可转换，判断它属于哪类从句的关键是看where前面有没有被修饰的、表示地点的先行词。试比较：Standwhereyouare!（状语从句）Standattheplacewhereyouare!（定语从句）Bamboogrowsbestwhereit’swetandrainy.（状语从句）Bamboogrowsbestinplaceswhereit’swetandrainy.（定语从句）2.条件状语从句条件句可分为真实条件句和非真实条件句，非真实条件句在虚拟语气中有详细表述，这里只讨论真实条件句。引导条件句常用的有if,unless,as(so)longas,incase等，when,once,suppose(that)或supposing(that)，onconditionthat也可引导表示条件的从句。条件状语从句和时间状语从句一样，表示将来要用一般现在时。例如：Thebellisrungifthereisafire.Wewon’tletyouinunlessyoushowyourpass.Youmayusemybikeas/solongasyoureturnitbeforeFriday.Incaseanythingimportanthappens,pleasecallmeup.Turnofftheswitchwhenanythinggoeswrong.Onceyoutastethenoodles,you’llneverforgettheirdeliciousflavour.Suppose/Supposing(that)youfailagainthistime,whatwillyoudo?Heagreedtolendhimthemoneyonconditionthathepaidbackthreetimesmoremoneyinthreemonths’time.3.让步状语从句1）通常由though,although,even/though引导，主句中不能用but，但可用yet。如：Hedidn’tlightthefirethough/althoughitwascold.Although/thoughheisquiteold,(yet)hestilltriestolearnmore.I’lltrytofinishtheworkmyselfevenif/thoughittakesmedays.2）whatever,whoever,whichever,whenever,wherever,however引导状语从句时，分别相当于nomatterwhat/who/which/when/where/how引导的从句，意为“无论……”。例如：Whatever/Nomatterwhathesaid,noonebelievedhim.Whoever/Nomatterwhobreaksthelaw,hewillbepunished.Whichever/Nomatterwhichjobyoutake,youshouldtrytodowellinit.Whenever/NomatterwhenIneedhishelp,hecomesimmediately.Wherever/Nomatterwhereyougo,neverforgetyourmotherland.However/Nomatterhowbusyhewas,hewouldwatchTVsportsnewseverynight.注意whatever,whoever,whichever又可引导名词性从句，注意区别。可参阅本章第一节。3）as引导让步状语从句要倒装，其结构通常是“n./adj./adv.+as+主语+谓语(+其它成分)，主句”，可转换成though/although从句。Childasheis,heknowsalot.（注意：名词前不用冠词）=Although/Thoughheisachild,heknowsalot.Difficultasthetaskwas,theymanagedtofinishitintime.=Although/Thoughthetaskwasdifficult,theymanagedtofinishitintime.MuchasIlikeit,Iwillnotbuyit.=Although/ThoughIlikeitmuch,Iwillnotbuyit.偶尔也可见用动词提前的让步状语从句。例如：Tryashemay,hecanhardlydobetterthanshe.=Although/Thoughhemaytry,hecanhardlydobetterthanshe.4）whether…or也可引导让步状语从句，相当于“nomatterwhether…or”。Whetheryoucomeinwinterorinsummer,youwillfinditaniceplace.=Nomatterwhetheryoucomeinwinterorinsummer,youwillfinditaniceplace.Step2:链接1.____hehaslimitedtechnicalknowledge,theoldworkerhasalotofexperience.A.SinceB.UnlessC.AsD.Although2.____you’vetriedit,youcan’timaginehowpleasantitis.A.UnlessB.BecauseC.AlthoughD.When3.Ifyouaretravelling____thecustomsarereallyforeigntoyourown,pleasedoastheRomansdo.A.inwhichB.whatC.whenD.where4.Intimeofseriousaccidents,____weknowsomebasicthingsaboutfirstaid,wecansavelives.A.whetherB.untilC.ifD.unless5.---Mom,whatdidyourdoctorsay?---Headvisedmetolive____theairisfresher.A.inwhereB.inwhichC.theplacewhereD.where6.Muchofthepowerofthetradeunionshasbeenlost.____,theirpoliticalinfluenceshouldbeverygreat.A.EvensoB.AsaresultC.SofarD.Asusual7.Myparentswerequarrellingaboutme____Icouldnotquitetellwhy.A.sinceB.thoughC.ifD.until8.Inpeace,too,theRedCrossisexpectedtosendhelp____thereishumansuffering.A.whoeverB.howeverC.whateverD.wherever9.Wewon’tkeepwinninggames____wekeepplayingwell.A.becauseB.unlessC.whenD.while10.Afterthewar,anewschoolbuildingwasputup____therehadoncebeenatheatre.A.thatB.whereC.whichD.whenKeys:1-5DADCD6-9ABDBB
