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1、Unit4Whatwouldyoudo九年级英语教学指导教材分析（教学要求）重点1millionahundred100athousand1,000tenthousand10,000amillion1,000,000重点2-if句上个学期，我们曾经学过由if引导的句子，你还记得吗？对了，“I’llnotgotothezooifitrainstomorrow.(假如明天下雨，我就不去动物园。)Youcancometothepartyifyoudon’twearjeans.（如果你不穿牛仔裤，你就能来舞会。）”这个学期又在本单元见到了似曾相识的同样由if引导的句子，比如：“IfIwonthe
2、lottery,Iwouldgiveittomedicalresearch.（假如我赢了彩票的话，我就捐给医学研究。）IfIwereyou,IwouldwearjeansandT-shirt.（如果我是你，我就穿牛仔裤和T恤。）”这两个单元学到的句子都是由if引导的。那么，它们有什么区别呢？对了，分两种情况：1．somethingmaypossiblehappen某事发生的可能性较大。这种情况，有个十三字口诀：“主将从现，主过将从过，主现从现”。即主句是一般将来时，从句用一般现在时；主句用过去将来时，从句用一般过去时；当主句中有can/can’t的话，则从句用一般现在时。例如：Ifhe
3、hastime,hewillcometomorrow.Ifshefinishesearly,shecancomebackearly.Ifyoudon’tdohomework,theteacherwillscoldyou.2．itisjustimaginary,andnothingwillhappen某事只是想象的，并不会发生，或者发生的可能性很小。则要用我们常说的虚拟语气。例如：Ifhewerekind,hewouldhelpmewithit.(Heisn’t.)IfIhadmoremoney,Iwouldbuyallofthem.(Idon’t.)Ifheweregenerous,h
4、ewouldgiveusagoodtreat.(Heisn’t.)Ifyouweretired,youwouldfindagoodjob.(Youaren’t.)IfIwereyou,Iwouldbuythedearestone.(Iamnot.)任务设计任务I.请用正确的形式填空。1.IfIcome,I________(see)you.2.Ifitisfine,we______(go)forawalk.3.Ifitrained,they_________(stay)athome.4.Youwillspoilitifyou______(notbe)careful.5.Wewouldbe
5、verymuchpleasedifyou_____(come).6.WillyouhelpmeifI_____(need)you.7.Theywillgetwetifit_____(rain).8.WhatapityIhaven’tgotmycar.IfIhad,I_________(take)youtotheairport.9.Wewouldanswerifwe_____(can).10.Ifyoueattoomuch,you______(get)ill.任务II.请根据给的线索将下列句子补充完整。A．eg.IfIwerepoor,Iwoulddomyshoppingincheape
6、rstores.1.IfIweretrappedinalift,____________________________.2.IfIhadaflattireonmywayhome,_____________________.3.IfIheardanoiseoutsidemyapartmentinthemiddleofthenight,________________________________________________.4.Ifsomeonewasfollowingmedownadarkstreet,_________________.5.IfIwereshortoffive
7、yuanforatennisracket,__________________.6.IfIfoundawalletinthestreetwithalotofcashinit,__________.B.eg.IfIwononemilliondollarsinthelottery,I’dputitinthebankandwatchitgrow.1._____________________________,I’dleavemyhomecity.2.
