七年级英语Unit 20 Mainly Revision人教四年制版知识精讲.doc

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1、七年级英语Unit20MainlyRevision人教四年制【本讲教育信息】一.教学内容：Unit20MainlyRevision二.重点、难点Unit15—20单元的重点、难点内容三.具体内容1.ButIdon’tknowhowtouseityet.（1）特殊疑问代词who,what,which和特殊疑问副词when,where,how等后加动词不定式构成动词不定式短语，可以在句中作主语，宾语，表语等成分。Whentostartisstillaquestion.Idon’tknowwheretogo.Theproblemishowtofind

2、them.疑问词和不定式连用作宾语时，可把这种结构改为宾语从句。Hedidn’tknowhowtodoit.=Hedidn’tknowhowhewoulddoit.Shedoesn’tknowwhattowrite.=Shedoesn’tknowwhatshewillwrite.You’dbetteraskwhentoleavetohavetheparty.=You’dbetteraskwhenwe’llleavetohavetheparty.Shewilltellyouwhichbustotake.=Shewilltellyouwhichbu

3、syoushouldtake.（2）yetIt’snottimetogoyet.Supperisn’treadyyet.Wouldyoulikeanotherapple?----Notyet.Thankyou.Iseverythingreadyyet?2.Ithinkyoucanteachthemlateron.（1）lateron以后，后来，多用于将来时Theweatherreportsaysthecloudwillliftlateron.Therainwillstoplateron.（2）later以后It’llgetwarmerlater

4、today.Hecamebackthreedayslater.3.ItmakesmeverysadwhenIthinkofmylittledog’sdeath.“make+宾语+宾语补足语”宾语补足语可以是名词、副词、形容词、介词短语Hisgiftmadeherveryhappy.Thesmellofcookingmakesmehungry.Wemadehimchairman.Thedressmakesyoumuchyounger.4.Therewerenoclassesthisafternoon.Hehasnobrother.Thereare

5、nostudentsintheclassroom.Thereisnowaterinthebottle.5.Butmybabyisasleep.asleepadj.睡着的Ishesleeping?Yes,heisfastasleep.Thebabyisasleepinthebed.sleeping睡眠中的，用在名词前asleepingdogfallasleep睡着，小睡IfellasleepwhilewatchingTV.6.I’msureyou’llhaveawonderfultime.besure确信，有把握Areyousure?Ithink

6、he’scoming.ButI’mnotquitesure.besure+宾语从句I’msurethathewillcome.I’mquitesureIlefttheletteronyourdesk.Areyousurethathe’stherightpersontodothework?besuretodo一定会Besuretotakecareofyourmother.Besurenottoforgetit.besureof/aboutHe’snotsureoftheword.I’mreallysureaboutit.7.Withthesewo

7、rds,thetigerjumpedintotheriveranddidn’tcomeout.withprep.随着Withthesewords,sheturnedandleft.Herhairbecamegreywiththepassingoftheyears.Withthedarknightscamethebadweather.withprep具有Chinaisagreatcountrywithalonghistory.8.Hetoldmenottobringyouanything.Tellhimnottobelate.Theteacher

8、toldmenottoreadinthesun.Heaskedmenottowritetoyou.【典型例题】1._____eitheryouoryo