外研版高中英语选修8 module 2《the renaissance》（grammar and usag）教案

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1、英语高二下外研版选修8Module2教案02（GrammarandUsag）英语：Module2《TheRenaissance》英文教案（2）（外研版选修8）Period2GrammarandUsage--Reviewofnon-finiteverbs▇Goals●Toreview~ingform,the~edformandto+infinitive;▇ProceduresStep1:Reviewtheparticiplesusedasadverbials1)Apresentparticiplephraseisusedtoreplaceasentence

2、.A.Whentwoactionsbythesamesubjectoccursimultaneouslyitisusuallypossibletoexpressoneofthembyapresentparticiple.Theparticiplecanbebeforeorafterthefiniteverb.e.g.Herodeaway.Hewhistledashewent.=Herodeawaywhistling.B.Whenoneactionisimmediatelyfollowedbyanotherbythesamesubjectthefirsta

3、ctioncanoftenbeexpressedbyapresentparticiple.Theparticiplemustbeputfirst.e.g.Heopenedthedrawerandtookoutarevolver.=Openingthedrawerandtookoutarevolver.ItwouldseemmorelogicalheretousetheperfectparticipleandsayHavingopened,butthisisnotnecessaryexceptwhentheuseofthepresentparticiple

4、mightleadtoambiguity。C.Whenthesecondactionformspartofthefirst,orarearesultofit,wecanexpressthesecondactionbyapresentparticiple.e.g.Shewentout,slammingthedoor.2)Theperfectparticiple(active)---havingdoneTheperfectparticipleemphasizesthatthefirstactioniscompletebeforethesecondonesta

5、rts,butitisnotnecessaryinthecombinationsofthiskind,exceptwhentheuseofthepresentparticiplemightleadtoconfusion.Readingtheinstructions,hesnatchedupthemedicine.“might”givetheimpressionthatthetwoactionsweresimultaneous.Herethereforetheperfectparticiplewouldbebetter.Havingreadtheinstr

6、uctions,hesnatchedupthemedicine.1)Thepastparticiple(passive)andtheperfectparticiple(passive)A.Thepastparticiplecanreplaceasubject+passiveverbjustasthepresentparticiplecanreplacesubject+activeverb:[来源:学&科&网]Sheenters.Sheisaccompaniedbyhermother.=Sheenters,accompaniedbyhermother.As

7、hewasconvincedthattheyweretryingtoprisonhim,herefusedtoeatanything.=Convincedthattheyweretryingtoprisonhim,herefusedtoeatanything.B.Theperfectparticiplepassive(havingbeendone)isusedwhenitisnecessarytoemphasizethattheactionexpressedbytheparticiplehappenedbeforetheactionexpressedby

8、thenextverb.e.g.Havingbeenbittentwice,th