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1、S+Vi+Sc主语+不及物动词+主语补足语主语的补足语通常用什么词表达？第二句型的模式例句：MynameisTom.JohnandMaryareclassmates.Areyouready?Allthequestionsarenoteasytoanswer.Yourdreamwillcertainlycometrue.Thesebookslookverybeautifulandsmellverysweet,too.第二句型典型句型It+be+adj./n.+todo…Itisnicetoseeyouagain.Itisyour
2、dutytotakecareofyourmother.②It+be+adj.+for/ofsb.+todo…ItiseasyforustolearntospeakEnglish.主语补足语的表示法和注意事项㈠名词或名词短语HeiscalledTom.Shewaselectedmonitorofourclass.㈡形容词及形容词短语Atthemomentmycarisbeingmadereadyforalongjourney.Todefineawordissometimesfoundnoteasy.㈢动词不定式Iceisknow
3、ntobeinthesolidstate.Hewasseentogoupstairsamomentago.不定式做主语补足语和目的状语的区别：Hewasmadetodothejob.Themachinewasmadetomeettheneed.Greateffortsaremadetoimprovethesoil.㈣现在分词或短语：Theywereseencarryingoutanexperimentinchemistry.Hewasseengoingupstairsatthemoment.㈤过去分词Nothingisleft
4、undone.Theflowerpotwasfoundbroken.㈥as引出主语补足语Thetheoryhasbeenacceptedascorrect.Heisregardedascheerful,honestandmodest.大多数使用主语补足语的句子是被动语态。注意习惯用法：主动/被动补语形式不同这个定律通称为欧姆定律ThelawisknownasOhm’sLaw.（被动）WeknowthislawtobeOhm’sLaw.WeknowthislawasOhm’sLaw.（主动）√×不及物动词也可以用as引出主语补足
5、语Heactedasanengineer.Petroleumservesastheimportantrawmaterialforchemicalindustry.SViScSViSc表语的表示法㈠名词Thepartyturnedoutagreatsuccess.表示时间和地点的名词作表语，Be意为“发生”“存在”ThefootballmatchwasthatSaturday.Nobodycanbetwoplacesatonce.Be和某些名词连用，构成习惯说法MyclassmateswereallearswhenItoldth
6、emthestory.全神贯注地听Theyareallattentionatthemoment.全神贯注地听Theyareallsmileswhentheycomein。满脸笑容㈡形容词（最多）Theathletelooksunusuallyfit.Hisfriendturnedredatthewords.SpeakingEnglishmaybedifficultatfirstbutitcomeseasyafterplentyofpractice.一定的形容词要和一定的系动词搭配Myteacherfellsick.老师病了fa
7、llasleep,flat,short,ill,silentThesetworiversrandry.河流干枯了Runshort,loose,wild,coldOurdreamhascometrue.梦想实现了Comeeasy,natural,looseKeepfit.保重Keepquiet,calm,cool,well,warm,silent,clean,dryHisskinwentbrowninthesun.皮肤晒黑了gomad,hungry,bad,wrong,blind㈢不定式、动名词和分词常见的系动词：appear,
8、keep,seem,feel,smell,go,grow,sound,taste,look,turn,become等Thefoodcookedbymymothersmellsinviting.Afatpersonalwaysseemstobeshorterthanhereal
