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1、ThePredicativeClause表語從句1、表語從句的定義：表語從句放在連系動(dòng)詞之后，充當(dāng)復(fù)合句中的表語。Thequestioniswhowilldoit.系動(dòng)詞表語從句2.表語從句的構(gòu)成主語+系動(dòng)詞+引導(dǎo)詞+簡(jiǎn)單句Thisiswhyhedidit.表語從句放在系動(dòng)詞之后，充當(dāng)復(fù)合句中的表語。WhatIwanttosayisthatIamtired語序：有疑問詞/引導(dǎo)詞+陳述語序That'swhathewants. 那是他想要的。Thisiswheretheyoncelived. 這就是他們?cè)?jīng)住過的地方。3.接表語從句的系動(dòng)詞：1
2、:be（being,been,am,is,are,was,were)2:feel,seem,look,appear,sound,taste,smell3:stand,lie,remain,keep,stay4:become,get,grow,turn,go,come,run,fall5:prove,turnout4.接表語從句的引導(dǎo)詞連接詞：that/whether/asif/asthough(if不引導(dǎo)表語從句)連接代詞：who(ever)/whom/whose/which(ever)/what(ever)連接副詞：when/where/
3、why/how/because5.引導(dǎo)詞的用法（一）that在表語從句中,又。既不充當(dāng)成分沒有意義不能省略Thefactisthathehasn’tyetrecoverfromillness.Thereasonwhyhehastogoisthathismotherisillinbed.1.名詞主語+be+that引起的表語從句主語名詞常常是表示事實(shí)，真理的名詞，如：fact,truth表示看法，觀點(diǎn)、問題、麻煩的名詞，如：idea,opinion,belief,view,news,advice,feeling,suggestion,plan
4、,trouble,question,problem,1.Thefactisthatourteamhaswonthegame.2.Thetruthisthatshewastheverypersonwearelookingfor.注意(2)表示“建議，勸說，命令”的名詞idea,suggestion,request,proposal等后面的表語從句中，謂語動(dòng)詞用“（should）+動(dòng)詞原形”，should可省略Myopinionisthatit’sgettingbetterandbetter.Mysuggesstionisthatwe(shou
5、ld)startearlytomorrow.whether在表語從句中表,但不充當(dāng)句子的成分。if引導(dǎo)表語從句.如:Whatthedoctorreallydoubtsiswhethermymotherwillrecoverfromtheseriousdiseasesoon.Thequestioniswhetheritisworthdoing.“是否”不能5.引導(dǎo)詞的用法（二）what在表語從句中充當(dāng)______________表示____________________________.1.Thequestioniswhatcausedth
6、eaccident.2.Thatmountainisnolongerwhatitusedtobe.3.Whathetoldyouwaswhathadbeendiscussedatthemeeting.主語、賓語或表語什么，什么樣子，或所…的（人或事）5.引導(dǎo)詞的用法（三）who在表語從句中充當(dāng)______________表示____.Theproblemiswhocoulddothework2.Mytroubleiswho(whom)Icanturnto.主語、賓語或表語誰5.引導(dǎo)詞的用法（四）which在引導(dǎo)表語從句時(shí),常充當(dāng)______
7、_______表示。如：Ireadaboutitinsomebookoranother,butwhatIdon’tknowiswhich(book)itis.定語,表語其中哪一個(gè)5.引導(dǎo)詞的用法（五）where,when,why,how引導(dǎo)的表語從句連接副詞where,when,why,how除在句中起連接作用外，在從句中還充當(dāng)時(shí)間、地點(diǎn)、方式、原因狀語，本身具有詞義。e.g.That’swhereIcan’tagreewithyou.ThisiswhySarawaslateforthemeeting.Thisishowtheyoverco
8、methedifficulties.MystrongestmemoryiswhenIattendedanAmericanwedding.5.引導(dǎo)詞的用法（六）asif,astho
