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1、高一外研版必修四Module3BodyLanguagueandNon-VerbalcomunicationsGrammar12&3条件状语从句和让步状语从句1.条件状语从句1.）引导词：1.if,unless(=ifnot),so/aslongas(只要),2.suppose/supposing(假设，如果),3.incase(以防,假使),4.onlyif(只有当),5.ifonly(只要...就好了),6.providing/provided(that),supposingthat（假若，倘
2、使），7.onconditionthat(条件是,只要）We’llcomeovertoseeyouonSaturdayifwehavetime.I'llbuythishouseprovided/providing/supposingIhaveenoughmoney.Shewillnotforgiveyouunlessyousaysorrytoherrightnow.Shewon'tleaveonconditionthatyouaskhertostay.Youmayusetheroomaslong
3、asyoucleanitupafterwards.2）.“祈使句+and/or/orelse/otherwise+陈述句”引导的句子中，祈使句在实际意义上相当于条件状语从句。Useyouhead,andyouwillfindaway.=Ifyouuseyourhead,youwillfindaway.Getupnow,oryouwillbelate.=Ifyoudon’tgetupnow,youwillbelate.3）.时态：主将从现：在条件状语从句和时间状语从句中，当主句时态为一般将来时态时
4、，从句中的一般将来时态要改为用一般现在时态来表示。Shewillleaveheretomorrowwhenshefinishesherworkhere.Iwillbeverygladifyoutellmewhathetoldyoujustnow.Grammar1Grammar1-1Lookatthesesentencesfromthepassage.Ifyousaythewordcommunication”,mostpeoplethinkofwordsandsentences.Weuse“lea
5、rned”bodylanguagewhenweareintroducedtostrangers.Nowtickthetruestatements.Thesentencesfromthepassage…1.describecommonsituations.2.describeimpossiblesituations.3.useiforwhentointroducethesituation.4.explaintheresultofthesituationintheotherpartofthesent
6、ence.5.usethepresentsimpletenseinbothpartsofthesentence.Grammar1–2findmoreexamplesofsentenceswithiforwheninthepassage?Ifourrighthandisbusygreetingsomeone,itcan’tbeholdingaweapon.Ifyoushakehandswithsomeone,youshowyoutrustthem.Whenwegreetsomeone,weputt
7、herighthandovertheleftandbowslightly.Weshakehandswhenwemakeadeal.Keys:1.E2.C3.B4.F5.D6.AGrammar1–2MatchthetwopartsofthesesentencesaboutbodylanguageinEuropeorAmrica.Grammar2a. Ifyoumeetsomeoneyouusuallyshakehis/herhand.b.WhatshallIdoifI’minvitedtodinn
8、er?c. Unlessyou’reveryunluckyyou’llsoonthinkofsomething.Grammar2—1Lookatthesentencesandanswerthequestions.Whichsentencesreferstoanormaleverydaysituation?a2.Whichsentencesreferstoapossibilityinthefuture?b3.Whichwordinthethirdsentencemeanif…not?unless1
