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1、Module3BodyLanguageandNon-verbalCommunicationTheFourthPeriodGrammar條件狀語從句條件狀語從句通常由下列連詞引導：if,unless,as/solongas,onconditionthat,suppose(supposing),incase,ifonly…if引導條件狀語從句時，主句用一般現(xiàn)在時或一般將來時，從句則只用一般現(xiàn)在時Ifyouwanttosucceed,youshouldworkhard.2.unless相當于ifnot,意為“除非；如果…不”；unless本
2、身有否定的意思，它引導的從句中不能再使用not,never等否定詞。Youwillfailunlessyouworkhard.Iwillnotgounlessheinvitesme.3.onconditionthat意為“條件是”，指某事在某種條件下才有可能。Icanlendyoumycaronconditionthatyoureturnittomethisafternoon.4.as/solongas意為“只要…就…”We’llgoaslongastheweatherisgood.【導練】：1.Myparentsdon’tmindw
3、hatjobIdoIamhappy.A.eventhoughB.assoonasC.aslongasD.asthough2.Mymotherwillnoteatanythingshecooksitherself.A.untilB.sinceC.unlessD.while3.—Shallwehaveourpicnictomorrow?—itdoesn’train.A.UntilB.WhileC.OnceD.If4.YoumayusetheroomasyoulikeyoucleanitupafterwardsA.sofarasB.solo
4、ngasC.incaseD.evenif5.Youcan’timaginehowpleasantitisyouhavetriedit.A.unlessB.becauseC.althoughD.when二.讓步狀語從句引導讓步狀語從句的連詞常見的有：though,although,as,while,eventhough,evenif,nomatter(how,what,where,when)讀下面例句，體會總結讓步狀語從句：(1)Thoughhewasalittleboy,hecouldliftabigstone.(2)Although
5、heispoor,heishonest.(3)Evenif/thoughourcargoes100milesanhour,wecan’tgettherebyten.(4)WhileIknowthesecret,Ican’ttellyou.(5)Nomatterhowcolditis,theymustgoouttowork.【導練】：1.Wehadtowaithalfanhourwehadalreadybookedatable.A.sinceB.althoughC.untilD.before2.Thisisaveryinterestin
6、gbook,I’llbuyit,.A.howmuchmayitcostB.nomatterhowitmaycostC.nomatterhowmuchitmaycostD.howmayitcost3.hehaslittleknowledge,theoldworkerhasalotofexperience.A.SinceB.UnlessC.AsD.Although4.,Ihavetoputitawayandstudyhard.A.HoweverthestoryisinterestingB.Nomatterinterestingthesto
7、ryisC.HoweverinterestingthestoryisD.Nomatterhowthestoryisinteresting5.shefeltsick,shelookedafterherbabycarefully.A.WhenB.WhileC.AfterD.As
