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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2,#,条件状语从句,1,2024/11/11,条件状语从句12023/9/24,01,目录,CONTENT,条件状语从句引导词,条件状语从句用法,总结归纳,02,04,03,条件状语从句省略,01目录CONTENT条件状语从句引导词条件状语从句用法总结,第一部分,条件状语从句的引导词,第一部分条件状语从句的引导词,什么是条件状语从句？,条件状语从句就是在复合句中表示主句动作发生条件的状语从句。,概念,什么是条件状语从句？条件状语从句就是在复合句中表示主句动作发,引导词,01,02,常用引导词,if,（假设，如果）,unless,（,=if.not,除非）,特殊引导词,as/so long as,（只要）,only if,（只有）,providing/provided,that,（如果）,suppose/supposing,that,（假设）,in,case,（以防，假使）,on,condition,that,（条件是）,引导词0102常用引导词if（假设，如果）特殊引导词as/s,第二部分,条件状语从句的用法,第二部分条件状语从句的用法,用法,01,时态：主将（主祈，主情，,主将）从现,主句用现在时：表示此事任何时候都是可能的,尤其是现在。,If shes travelling abroad on business,she always,phones,me every evening.,主句用将来时：表示此事将来的可能性。,If the museum charges for entry,a lot of people,wont,be able to visit it.,02,注意：,如果引导的条件可以实现，则“主将从现”；,如果引导的条件和事实相反，则用虚拟语气。,用法01时态：主将（主祈，主情，主将）从现02,常用引导词,如果,“,祈使句,+and(or)+,陈述句,”,在意思上相当于一个带有条件状语从句的复合句。,if,without,与条件句的转化,will,用在,if,条件状语从句中，,不表将来，表意愿,=,be,willing,to,if,only,：,如果,.,就好了,常用虚拟语气,only,if,：,只有,用陈述语气,Study hard,，,and you will pass the exam.,=,If,you study hard,you will pass the exam.,If,you,will,be,quiet,，,Ill,tell,you,what,happened.,Man cant live without water.,=Man cant live,if,there is no water.,If,only,I,could,speak,French.,Only,if,the,alarm,clock,rings,，,do I,wake,up.,only,放在句首，主句要用部分倒装。,常用引导词如果“祈使句+and(or)+陈述句”在,概念,unless,除非,=if.not,Most birds find it safe to sleep in the trees,，,but _ they have eggs or young chicks,，,they dont use a nest.,A.why,B.how,C.unless,D.where,You must keep on working in the evening,，,_ you are sure you can finish the task in time.,A.as B.if,C.when D.unless,We wont keep winning games _ we keep playing well.,A.because B.unless,C.when D.while,常用引导词,概念unlessMost birds find it sa,as,long,as=so,long,as,只要,You will make it as long as you put your heart into it.,只要你用心投入，你就会成功。,on,condition,that,条件是,I,will,lend,you,the,book,on,condition,that,you,return,it,before,Saturday,.,只要你周六前能还，我可以把书借给你。,in,case,以防，假使,You can borrow my car in case you promise not to drive too fast.,假如你答应不开得太快，我就可以把车借给你。,providing/provided,that,如果,Hes,welcome,to,come,along,，,provided,that,he,behaves,himself.,只要他规矩点，他一起去是受欢迎的。,01,02,03,04,特殊引导词,suppose/supposing,that,假设,I,would,love,to,come,and,see,you,on,Saturday,，,supposing I dont have to work that day.,如果周六我不必工作的话，我会来看你。,05,as long as=so long as 只要on con,小试牛刀,1.China is sure to further reduce the poor rural population by over 10 million,we Chinese work hard together.,A.if onlyB.even if,C.as long asD.for fear that,2.,you try to do something beyond what you have already mastered,you will never grow.,A.Once B.If C.BecauseD.Unless,3.,you can sleep well,you will lose the ability to focus,plan and stay motivated after one or two nights.,A.OnceB.UnlessC.IfD.When,4.,It is so cold that you cant go outside,fully covered in thick clothes.,A.ifB.unlessC.onceD.when,小试牛刀1.China is sure to further,小试牛刀,5.,This medicine is quite beneficial to your recovery after the operation,you take it as told.,A.unlessB.providingC.consideringD.since,6.,you recognize an idiom when it is being used,it is easy to misunderstand what you read or hear.,A.AlthoughB.BecauseC.UnlessD.While,7.,Do you know anything about the intellectual property law?,Well,you produce pirated goods,you are against it.,A.when;soB.unless;orC.if;thenD.although;yet,小试牛刀5.This medicine is quite,第三部分,条件状语从句省略,第三部分条件状语从句省略,A,从句谓语动词中含有,be,条件,B,从句的主语和主句主语一致，或从句主语为,it,省略,If,(it,is),possible,，,he,will,help,you,out,of,the,difficulty.,A从句谓语动词中含有be条件B从句的主语和主句主语一致，或从,第四部分,总结归纳,第四部分总结归纳,总结归纳,条件状语从句的引导词,条件状语从句的时态问题,条件状语从句的省略问题,1.if,真实条件句,2.if,非真实条件句,条件状语从句,3.,特殊引导词,1.if,2.unless,总结归纳条件状语从句的引导词1.if真实条件句条件状语从句3,谢 谢,谢 谢,
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