Unit1FacevaluesUsinglanguage语法主语从句课件高中英语选择性

SubjectClauses主语从句Underlinethesubject(主语)1.Janeisgoodatplayingthepiano.2.Shewentoutinahurry.3.Toseeistobelieve.4.Smokingisbadforhealth.5.Whathehassaidistrue.结论：（1）主语是句子说明的人或事物，一般放在____________。

（2）在句子中充当____________的从句就是主语从句。（名词）（代词）（不定式）（动名词）（从句）句首主语Thathewillpasstheexamiscertain.Whetherhewillpasstheexamisuncertain.Itisstilluncertainwhether/ifhewillpasstheexam.conclusion_______不做成分，无意义，不可省略。whether不做成分，译为“_______”，不可省略,在句_______时，不能用if代替；在句______时，可以用if代替。that是否1.Conjunctions

连接词首中功能连接词不做成分thatwhetherifWhowillgomakesnodifference.Whomyouinvitedisn’timportant.Whoeverbreaksthelawwillbepunished.Whatweneedismoretime.Whateverwassaidheremustbekeptsecret.WhichbookIshallchoosehasn’tbeendecided.Whosehandwritingthisishasn’tbeenidentified.Whicheverofyougetstherefirstwillgettheprize.1.Conjunctions

连接词主语：谁宾语：谁主语：无论谁宾语：什么东西主语：无论什么东西定语：哪一定语：谁的定语：哪一功能连接词作主语、宾语（表语）whowhatwhomwhoeverwhatever作定语whichwhosewhichever1.Conjunctions

连接词Whenwewillleavehasn’tbeendecided.Wherethemeetingwillbeheldisunknown.Whyhecriesisnotclear.Howshekeepshealthyisasecret.Whereverthelostchildwentisstillapuzzle.Wheneverheboughtthecarisstillunknown.Howevershegotthatjobremainedamystery.状语：何时状语：何地状语：为何状语：怎样强调：到底、究竟功能连接词不做成分thatwhetherif作主语、宾语（表语）whowhatwhomwhoeverwhatever作定语whichwhosewhichever作状语whenwherewhyhowWhoeverbreaksthelaw,hewillbepunished.Whoeverbreaksthelawwillbepunished.HoweverhardIwork,thereisalwaysmoretodo.Whomeveryoumeetintheoffice,youshouldkeepsmiling.Whicheverteamgainsthemostpoints,itdoesn’tmattertome.让步状语从句nomatter+疑问词=疑问词+everWhatshesaidhasleftusmuchtothinkabout.Whenandwheretheconferencewillbeheldhasnotbeendecidedyet.WhentheywillsetoffforLondonandwheretheywillstayhavenotbeendecidedyet.WhatIwantisthebook.WhatIwantaresomebooks.单个主语从句做主语，谓语动词用单数。两个及以上连接词引导一个主语从句做主语时，谓语动词用单数。两个及以上主语从句做主语时，谓语动词用复数。主句为主系表结构时，谓语动词看表语单复数。2.Agreement主谓一致ThatheisanEnglishisobvious.

ItisobviousthatheisanEnglish.it+be+形容词+主语从句在itis+adj+that从句中，谓语动词常用“should+动词原形”，其中should可以省略。important/necessary/essential(必需的)/vital(至关重要的)/desirable(可取的)/advisable(明智的)...3.It形式主语ThatheisgoodatEnglishisknowntousall.ItisknowntousallthatheisgoodatEnglish.it+be+过去分词+主语从句said/believed/reported/estimated/acknowledged/decided...Itissuggestedthatweshoulddomoreexercise.Itissuggestedthatthemeetingbeputofftillnextweek.在itis+过去分词+that从句中，谓语动词常用“should+动词原形”，其中should可以省略。suggested/advised/required/requested/ordered/insisted...3.It形式主语Thatwecan’tgotoseethemovieisapity.

Itisapitythatwecan’tgotoseethemovie.it+be+名词（词组）+主语从句apity/shame/fact/anhonor/nowonder/goodnews/nouse/nosurprise3.It形式主语it+特定动词+主语从句Itseemsthatmanypeopledon’tcookfishathome.Itappearsthathehasatasteformusic.IthappenedthatIhadbeenawaywhenhecalled.Itsuddenlyoccuredtohimthathehadlefthiskeysintheoffice.ItstruckmethatIwaswastingmytime.Ithithimthattheshopswouldbeclosed.Itdoesn’tmatter

whetheritwillrainornot.Itmakesnodifferencetomewhetheritrainsornot.似乎、好像碰巧使某人突然想起无所谓、不重要3.It形式主语it+特定动词+主语从句Itseemsthatmanypeopledon’tcookfishathome.Itappearsthathehasatasteformusic.IthappenedthatIhadbeenawaywhenhecalled.Itsuddenlyoccuredtohimthathehadlefthiskeysintheoffice.ItstruckmethatIwaswastingmytime.Ithithimthattheshopswouldbeclosed.Itdoesn’tmatter

ifitwillrain.Itmakesnodifferencetomeifitrains.似乎、好像碰巧使某人突然想起无所谓、不重要3.It形式主语isThatisobviousthathedidn'tpasstheexam.ItWhether

Whatwillbeourmonitorhasnotbeendecided.Who______theyaremostinterestedinishowtheycanproducemoreandbettercars.A.ThatB.WhoC.What

D.When________theboydidn'ttakemedicinemadehismotherangry.A.That

B.What

C.HowD.WhichThatwegoswimmingeveryday________usalotofgood.A.doB.doingC.doesD.done_______theycansolvethequestionisstillunknown.A.IfB.Which

C.WhetherD.