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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,*,*,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,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,*,条件状语从句,“主将从现”,1,条件状语从句“主将从现”1,1,，,if,意为“如果”,什么是：,主,将,从,现？,2,，,主句,是一般将来时，,从句,要用一般现在时,3,，分清,！,从句：由,if,引导的句子,2,1，if意为“如果”什么是：主将从现？2，主句是一般将来时,条件状语从句,主,将,从,现,If,引导：,从句,-,现在时，主句：,Unless,引导：,=,if not,1,，将来时,（重点！）,2,，祈使句、情态动词,3,，现在时,（特殊情况）,3,条件状语从句主将从现If 引导：Unless引导：=if,If sentences,If sb,does,sth,sb,will do,sth,=,sb,will do,sth,if sb,does,sth,主句（将来时）,从句（一般现在时）,1,，,if,从句,-,一般现在时，主句,-,将来时,（重点！）,4,If sentences If sb,If,the telephone,rings,I,will,answer it.,If,you,get,up late,you,will,be late for school,.,Look and say,5,If the telephone rings,I w,If,you,feel,hungry,you,should,eat something.,If,you,feel,tired,please have a rest,.,6,If you feel hungry,If sentences,If sb,does,sth,please,do,sth,If sb,does,sth,sb,may/must(,情态动词,)do,sth,主句（情态动词,+do,）,从句（一般现在时）,2,，,if,从句,-,一般现在时，主句,-,祈使句或情态动词,主句（祈使句）,从句（一般现在时）,7,If sentencesIf sb does sth,p,If sentences,If sb,does,sth,sb/sth,does,sth,=sb/sth,does,sth,if sb,does,sth,主句（一般现在时）,从句（一般现在时）,3,，,if,从句,-,一般现在时，主句,-,一般现在时（客观事实）,主语的行为将导致某种,必然发生的结果,时,8,If sentences If sb does,1.Take a fish out of water,die,2.Heat metal,melt,If you heat metal,it,melts,If you take a fish out of water,it,dies,.,Examples,9,1.Take a fish out of water,小结,1If,引导：,从句,-,现在时，主句：,1,，将来时,（重点！）,2,，祈使句、情态动词,3,，现在时,（特殊情况）,总结：,if,条件状语从句考的频率比较高，考点有,3,：,1,，,if,从句的时态,2,，,if,表示“如果”和“是否”时态的区分,3,，连词的选择（,if,，,unless,，,when.,）,10,小结1If 引导：从句-现在时，主句：1，将来时（重点！,If there,no buying and selling of animals,there()no killing in nature.【2011,陕西,】,A.is;will he B.will be;will be,C.is;is D.will be;is,2.We will go for a picnic if it_tomorrow.,【2012,浙江衢州,】,A.doesnt rain B.wasnt rainy,C.wont rain D.wasnt raining,中考题型,条件状语从句,11,中考题型条件状语从句11,3.I dont know if she,to my birthday party tomorrow.If she,Ill be very happy.【2011,湖南益阳,】,A.comes;comes B.will come;comes,C.comes;will come,4.If you _ him tomorrow,please ask him if he _ to work on the farm with us.,A.see;goes B.will see;goes C.will see;will go,D.see;will go,中考题型,条件状语从句,如果,是否,12,中考题型条件状语从句如果是否12,条件状语从句只有,if,引导一种吗？,比较：,1,，,In summer,food goes bad easily,_ it is put in the refrigerator.,（,2010山西中考）,A.until B.if C.unless,2,，,I dont like bread.I wont eat it,_ I am very hungry.(2009,内江中考,),A.when B.unless C.if,13,条件状语从句只有if引导一种吗？比较：,Unless sentence,从句,一般现在时，主句,将来时,但是：与,if,意思相反！“除非”,sb will do sth,unless,sb does sth,if,sb does,not,do sth,Eg:You will be late for school you now.,You will be late for school you now.,unless,leave,dont leave,if,14,Unless sentenceif sb does,1.Well go for a picnic unless it _ this Sunday.【2012,福建福州,】,Wish you a lovely weekend.,A.rains B.doesnt rain C.wont rain,2.You cant watch TV _ you finish your homework.【2011,内蒙古包头,】,A.unless B.if,C.while D.as,中考题型,条件状语从句,15,中考题型条件状语从句15,3.Susan will not arrive at the airport on time,_ she hurries up.(2008,河北中考,),A.once B.if C.when D.unless,中考题型,条件状语从句,16,中考题型条件状语从句16,总结：,条件状语从句,主,将,从,现,If,引导：,从句,-,现在时，主句：,Unless,引导：,=,if not,1,，将来时,（重点！）,2,，祈使句、情态动词,3,，现在时,（特殊情况）,17,总结：条件状语从句主将从现If 引导：Unless引导,课后练习,：,（练习全部理解，说明你掌握了今天的重要内容啦！）,1,We will play basketball,_ tomorrow.,如果明天不下雨，我们将打篮球。,除非明天下雨，我们将打篮球。,2,，,Tommy,do you know if Frank _ to the zoo this Sunday if it _?,Sorry,I have no idea.(2009孝感中考),A.will go;is fine B.goes;is fine,C.will go;is going to be fine D.goes;will be fine,18,课后练习：（练习全部理解，说明你掌握了今天的重要内容啦！）,See you!,19,See you!19,
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