Unit+3+Back+to+the+past+Grammar+and+usage+表语从句 高中英语译林版(2020)选择性必修第三册

Unit3

BacktothepastGrammarandusagePredicativeclauses表语从句1.定义：在句子中充当表语的从句系动词（连系动词）分类例词1、Be系动词 am,is,are,was,were2、感官系动词smell,taste,feel,sound3、表象系动词 look,seem,appear4、变化系动词become,grow,turn,fall5、持续系动词Keep,continue,remain,stay6、终止系动词（结果）prove,turnout基本句子结构：主+系+表2.由连接词that,whether引导的表语从句that在引导表语从句时无词义；而whether有词义，意为“是否”。这时主句的主语常常是抽象名词，如problem,result,chance,suggestion,question,reason等，表语从句对主句主语进行说明，解释等。Theresultoftheinventionofsteamengineswasthathumanpowerwasreplacedbymechanicalpower.发明蒸汽机的结果是机械力取代了人力。Themainquestioniswhetheryouwantyourarmsinsideoroutsidethesleepingbag.主要的问题是你想要你的手臂在睡袋的里面还是外面。特别注意：if也有“是否”的含义，但连接表语从句不可以用if,而要用whether.Thequestioniswhetherwewillholdoursportsmeetnextweek.3.由连接代词what,which,who,whom,whose,whatever,whichever,whoever,whomever等引导的表语从句。AsJohnLennononcesaid,lifeiswhathappenstoyouwhileyouarebusymakingotherplans.正如约翰.列侬曾经说的，生活就是当你忙于制定其他计划时发生在你身上的事情。Theproblemwaswhocoulddothework.问题是谁能做这项工作。4.由连接副词when,where,how,why等引导的表语从句Theproblemiswhenwecangetapayrise.问题是我们什么时候可以获得加薪。5.由连词because,asif/asthough等引导的表语从句asif犹如，好像，好似，仿佛asthough仿佛；好像Fromspace,theEarthlooksblue.Thisisbecauseabout71%ofitssurfaceiscoveredbywater.从太空看，地球是蓝色的。这是因为地球表面大约71%的面积都被水覆盖。It'sasifthebrainispreservingthemostimportantmemories.就好像大脑在保存它最重要的记忆。特别注意：asif/asthough引导的表语从句常置于连系动词look,seem,sound,be,become等后面。从句陈述的内容如果有明显根据，很可能发生，就用陈述句语气；如果与事实不符，就用虚拟语气（主句是一般现在时，从句就用一般过去时，be一般用were;主句是一般过去时，从句用过去完成时）。Darkcloudsaregathering.Itlooksasifit'sgoingtorain.乌云正在聚集。看起来好像要下雨了。（有明显根据）IfeelasifIwereathomewhilehere.在这儿我感觉像在自己家一样。（与事实不符）ApplyingtherulesB1Completethesentenceswithproperlinkingwordstoformpredicativeclauses.Applyingtherules1.Igotsixbooksfromthelibrary.Thequestionis________oneIshouldreadfirst!2.Thetruthis______therearemanyreasonswhywarsbreakout.3.Wehavemadeitrulethatvisitorsmustnottouchthechinavases.Theproblemis________somevisitorsdonotpayattentiontoit.whichthatthatApplyingtherules4.Themuseumwasclosed.Thatwas_______wecouldn’tseethehistoricaldocuments.5.Thetwohistoriansdisagreewitheachother.Thequestionis__________itispossibletoprovewhoisright.6.Besideshavingthehistoryclassesatschool,wealsovisithistoricdestinations.Thatis_______welearnaboutimportanteventsinhistory.whywhetherhowApplyingtherulesB2BelowisanarticleabouttheShiji.Completethearticlebelowwithproperlinkingwordstoformpredicativeclauses.

InthefirstcenturyBCE,SimaQiancompletetheShiji,whichdescribeshistoricaleventsandfigurefromtheeraofheYellowEmperorinancientlegendstohisowntime.Totallingover520,000Chinesecharactersandextendingoveraperiodofabout3,000years,theShijiconsistsof130chaptersinfivecategories.Whatmakesthisbookremarkableincontentis(1)_______itnotonlyincludesvividdescriptionsofhistoricalfiguressuchasemperors,ministersorotherexceptionalfigures,butalsolistsimportanteventsindifferentperiods.Anotherthingtonoteis(2)_______itcoversadvancesinastronomy,music,thecalenderandsoon.thatthatOneofthemainfeaturesoftheShijiis(3)______thebiographiesarepresented－intheformofstoriesratherthandryfacts.SimaQianwasabletouseasmallnumberofwordstodescribeahistoricaleventorfigurevividly.Someofthephrasesemployedinthisbookarestillinconstantuse.Eventoday,theeventsandfiguresintheShijiseemrealwhenyoureadaboutthem.Laterhistorianswrote23moreofficialhistoriesinasimilarformat.TogetherwiththeShiji,thesewereeditedintheQingDynasty.Thatis(4)______theseworksbecameknownastheTwenty-FourHistories.TheyareamongthemostimportantrecordsofChinesehistory.howwhyPage70Fillintheblankswithproperlinkingwordstoformappositiveclauses.1.that2.that3.where4.how5.what6.whether7.why8.when9.that10.asif/asthoughC对......感兴趣周游全国获取广泛的信息继他父亲之后成为太史令

方便他接触......整理可用的资源UsefulExpressionstakeaninterestin...travelextensivelyacrossthecountrygetawiderangeofinformationsucceedhisfatherasGrandHistorianfacilitatehisaccessto...sortou