湖北省武汉为明学校人教版高中英语必修三unit4grammar导学提纲

为明学校（英语学科）编号：2018年04月日编制人：课题：b3u4Grammar班级:姓名:小组:评价:【学习目标】学习并掌握主语从句，以及引导主语从句的连接词。【重点难点】重点：引导主语从句的连接词；it作形式主语难点：what/that/whether引导的主语从句以及区别【导学流程】一、基础感知1.划出下列句子的主语Atreehasfallenacrosstheroad.Youareastudent.Tofindyourwaycanbeaproblem.Smokingisbadforyou.结论：主语位于____________之前，__________、__________、__________、_________都可以作主语。2.观察下列句中划线部分，并尝试总结Whatshesaidisnotyetknown.Thatweshallbelateiscertain.Itiscertainthatweshallbelate.结论：以上划线部分在句中都是作_____________；用作___________的从句就叫主语从句。二、深入学习Task1引导主语从句的连接词1.that引导主语从句只起引导作用，本身无实际意义，在主语从句中不充当任何成分，但不能省略。e.g.Thathewilleiscertain.2.whether/if表“是否”，不能省略。e.g.Whethertheworkcanbefinishedontimeisdoubtful.注意：和if的区别whether引导主语从句时，即可置于句首，也可以置于句中；但if不能放在句首引导主语从句，只能置于句中。e.g.Whethertheworkcanbefinishedontimeisdoubtful.=Itisdoubtfuliftheworkcanbefinishedontime.【及时练】单句改错Soiflifewillcontinueontheearthformillionsofyearswilldependonwhetherthisproblemcanbesolved.3.连接代词who,whom,whose,what,which,whoever,whomever,whatever,whichever等。连接代词在主语从句中可作主语、宾语、定语、表语等。e.g.Whatcausedtheaccidentwasamanlyingontheground.(what作主语从句的_________)Whoevereswillbeweledtotheopenairconcert.(whoever作主语从句的___________）4.连接副词when,why,where,how等。连接副词在主语从句中起副词的作用，作状语。Whytheysuddenlydisappearedstillremainsamystery.(why做主语从句的___________)WhenheplannedtogotoBeijinghasnotbeendecidedyet.(when做主语从句的__________)注意：what与that在引导主语从句时的区别what引导主语从句时在句时在从句中充当句子成分，如主语．宾语．表语，而that则不然。例如：1)Whatyousaidyesterdayisright.2)Thatsheisstillaliveisamystery.【及时练】用适当的连接词填空1.Afterthat,____happenedtotheAmberRoomremainsamystery.2.________wefindajokefunnyornotlargelydependsonwherewehavebeenbroughtup.3._____isevenmoreimportantisthatastheearthcooleddown,waterbegantoappearonitssurface.4.____lifebeganonearthisoneofthebiggestpuzzlesthatscientistsfoundhardtosolve.5.______someoneshouldwanttokillpandaswasunbelievable.Task2it作形式主语It作形式主语时，将主语从句后置，以保持句子平衡。常见句型有以下几种：1.It+be+adj.+that从句常用形容词有：clear,important,necessary,obvious,strange,clear,likely等。e.g.ItisimportantthatweshouldlearnEnglishwell.Itisobviousthattheybadlyneedhelp.2.It+be+n.+that从句常用于这一句型的名词（词组）有：apity,awonder,afact,anhonor,nowonder等e.g.Itisapitythatyoumissedthefilm.It’snowonderthatyou’resotired.3.It+be+过去分词+that从句常用于这一句型的过去分词有：believed,said,reported,wellknown等e.g.It’ssaidthatMr.LihasarrivedinLondon.It’sreportedthattheaccidentwascausedbythedrunkdriver.It’swellknownthatAmericansliketoeathamburgers.4.It+不及物动词+that从句常用于这一句型的不及物动词有：seem,happen,appear等e.g.Itseemsthattheywillwinthegame.IthappenedthatIhadnomoneywithmethatday.【及时练】用适当的连接词填空1.___isafactthatEnglishisbeingacceptedasaninternationallanguage.2.Itworriedherabit____herhairwasturninggrey.3.TheForeignMinistersaid,“__isourhopethatthetwosideswillworktowardspeace.”

4.AfterYangLiweisucceededincirclingtheearth,____ourastronautsdesiretodoiswalkinspace.Task3主语从句需注意的问题1.主语从句中用陈述语序判断正误WhatsheisafraidofistheirtakinghertoParis.（）WhatissheafraidofistheirtakinghertoParis.（）2.主语从句后谓语动词用第三人称单数Thattheyhaven’tphonedisstrange.3.that引导的主语从句中，that不可被省略Thatpricewillgoupiscertain.【及时练】单句改错1.Thatisnaturalthattheyshouldlikeeachother.2.IfMaryreallyheardhimisreallydoubtful.3.Youhavemadeamistakeisafact.4.Itiscertainwecanwin.5.Thatyoudon’tlikethemarenoneofmybusiness.6.Thatwewillgocampingtomorrowdependsontheweather.三、迁移运用【堂测堂练】用恰当的连接词完成下列句子1._____youdon’tlikehimisnoneofmybusiness.2._____hesaidatthemeetingsurprisedeverybody.3._