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1、GrammarNounClauses名词性从句TheObjectClause(宾语从句)?Review:定义：在复合句中作____的从句，通常位于动词或介词之后。ThePredicativeClause（表语从句）定义：在复合句中作_____的从句，通常位于系动词之后。宾语表语1.Mayweaskwhatyouaredoinginthiscountry?2.Ican’tsaythatIhaveanyplans.3.Ididn’tknowwhetherIcouldsurviveuntilmorning.4.ThefactisthatIearnedmypassagebyworkin
2、gasanunpaidhand.5.That’swhywe’vegivenyoutheletter.宾语从句宾语从句宾语从句Identifythefollowingclauses:Whatkindofclausesarethey?表语从句表语从句主语从句theSubjectClause定义：在复合句中作句子的____的句子，主语通常位于句首,句子中谓语动词的前面。Findthesubjectsinthefollowingsentences.1.Aplaneisamachine.2.Youarestudents.3.Toseeistobelieve.4.Smokingisbadf
3、oryou.n.名词作主语pron.代词作主语带to的动词不定式作主语动名词作主语5.Thatwestudyhardisimportant.6.Whowillgomakesnodifference.7.Whathetoldusmadeussurprised.8.Whydinosaursdiedoutremainsamystery.句子作主语，即主语从句引导主语从句的连接词what,who,whomwhose,whichthat,whetherwhen,where,how,why主语,宾语,表语定语状语1.______hewillcomeiscertain.2.______hew
4、illcomeisuncertain.选择合适的引导词填空：ThatWhetherWho3._______willgomakesnodifference.4._______hetoldusmadeussurprised.5._______teamwillwinisnotclear.WhatWhich6._______sheisfromisunknown.7.___________hewillcomebackisaquestion.8._________dinosaursdiedoutisapuzzle.WhereWhenWhetherWhyHow缺啥补啥(成分,意义)主语宾
5、语定语主语从句的语序：一般情况下从句都是使用陈述语序， 即主语在前，谓语动词在后。Whichsentenceiscorrect?Wheresheisfromisunknown.2.Whereisshefromisunknown.(×)(√)从句作主语时，主句的谓语动词一般为：第三人称单数形式。Wheresheisfromisunknown.Whenhewillcomebackisaquestion.但由what引导的主语从句，主句的谓语动词单复数要根据主句的语境来决定。Whatweneed_____water.(be)Whatweneed_____books.(be)isare
6、SUMUP主语从句的定义：在复合句中作主语的从句。主语从句要由引导词that,whether,who,whom,whose,what,why,when,where,how等引导，而且不能省略引导词。主语从句一般使用陈述语序。从句作主语时，主句的谓语动词一般为第三人称单数形式。找出下列句子中的主语从句及其引导词,并且指出引导词是否充当成分,充当什么成分。1.Thatweshallbelateiscertain.2.Whoeverbreaksthelawissuretobepunished.3.Whatcausedtheaccidentisacompletemystery.4.Wh
7、entheywillhavethesportsmeetisstillaquestion.7.Itremainsaproblemwhetheritistrue.8.Itwasobviousthatthedrivercouldnotcontrolhiscar.it作形式主语的that从句：为了避免句子头重脚轻，可以把it作形式主语放在句首，把真正的主语从句置于句末。1.Thatweshouldstudyhardisimportant.2.Thattheearthisroundisknowntoa
