if-条件状语从句课件

Review1.Whatdayisittoday?It'sMonday.2.What'sthedatetoday?It'sDecember23rd.3.What'stomorrow?It'sTuesdaythe24th.表示邀请的句型:(你能来参加我的聚会吗?)Canyoucometomyparty?Couldyoucometomyparty?Wouldyouliketocometomyparty?接受邀请:拒绝邀请:Sure,I’dlove/liketo.I’msorry,Ican’t.Imust/haveto…IfIgetupat7:00,Iwillbelate.IfIamlate,theteacherwillbeangrywithme.Iftheteacherisangrywithme,Iwillbesad.例如：Wewillgototheparkifit_____________(rain)tomorrow.含if条件状语从句的主从复合句1.if条件状语从句中，主句用一般将来时，从句用___________表示将来________原则。doesn’t主将从现rain一般现在时Itisgoingtoraintomorrow.Iwillstayathome.Ifit_____tomorrow,I__________athome.rainswillstayIfit____sunnytomorrow,they___________atrip.Itwillbesunnytomorrow.Theywillhaveatriptomorrow.iswillhaveHewon’tstudyhard.Hewillfailintheexam.“Ifhe_______studyhard.He_________intheexam.”doesn’twillfailShewillbelate.Ifshe_____toschool,she________late.Sheisgoingtowalktoschool.walkswillbeIfIhavemuchmoney,Iwillbuyabighouse.travelallovertheworld.buylotsofdeliciousfood.IfIhavealotofmoney,Iwillbuyacar.IfIbuyacar,Iwilltraveleverywhere.IfItraveleverywhere,Iwillbehappy.IfIamhappy,Iwillbehealthy.•Shemustseeadentistifshehasatoothache.•Youcangoshoppingwithyoursisterifyouhavetimethisafternoon.2.if条件状语从句中，如果主句有must，can，may等情态动词，从句用___________。例如：Youmuststopifthetrafficlight____(be)red.is一般现在时“主情从现”•CallmeifTinacomes.•Haveagoodrestifyouaretired.例如：Don’twaitformeifI_____(be)late.3.if条件状语从句中，主句是祈使句，从句用____________表示将来。_________原则。am主祈从现一般现在时2.Ifit____(be)coldtomorrow,Iwillwearmysweater.3.Hecangohomeifhe________(finish)hishomework.finishes1.Putupyourhandsifyou_____(have)anyquestions.haveis*Ifyouarehappy,whatwillyoudo?IfIamhappy,Iwillsmile/sing.*Ifyoubecomesad,whatwillyoudo?IfIbecomesad,Iwillcry.*Whatwillhappenifyoudotoomuchwork?IfIdotoomuchwork,Iwillgettired.ifwillshe,callme,I,tellheraboutitIfshecallsme,Iwilltellheraboutit.he,come,nextweekend,I,tellyouIfhecomesnextweekend,Iwilltellyou.notrain,gohiking,thisafternoonIfitdoesn’train,Iwillgohikingthisafternoon.it,besunny,she,flyakiteIfitissunny,shewillflyakite.he,havefreetime,gotoShanghai,Ifhehasfreetime,hewillgotoShanghai.she,studyhard,she,getgoodgradesIfshestudieshard,shewillgetgoodgrades.HomeworkFillintheblankswiththewordsgiven.1.ThestudentswillgototheSummerPalaceifit___________(notrain)tomorrow.2.Ifhe_________(walk)toschool,he’llbelate.3.Ifshelikesit,she__________(read)itsoon.4.Ifyouplaycomputergamesonweekdays,you_________(be)tired.5.Ifyou______(work)hard,yourdreamwillcometrue.6.Ifshe______(study)hard,ShewillgotoBeijingUniversity.7.Ifit_____(rainy)tomorrow,Iwillplaythepiano.8.IfI_____(have)muchmoneyinthefuture,Iwilltravelallovertheworld.doesn’trainwalkswillreadwillbeworkstudiesisrainyhas