初中英语if条件状语从句.pptVIP

Ifweworkharder,ourdreamswillcometrue.By:张巧玲DearJenny,Thanksforinvitingmetotheparty.Ofcoursepresent,youarehappy.Ihopeitwon’trainthatday.②Becauseifitwon’train,mylittlesonwillcome,too.③Ifhecomes,youaren’tdisappointed,heisreallyfunny.④OK,seeyouontheparty.Yours,willbedoesn’tgivewon’tbeI’llgototheparty.AndIthinkifIwillgiveyoua①Pleasehelpmecorrectthesentences.RoseCorrectandWriteif引导的条件状语从句Ifitrainstomorrow,Iwon’tgooutforawalk.时态－－主将从现01例句１如果你努力工作，你的梦想将会实现．Ifyouworkhard,yourdreamwillcometrue.例句２如果明天下雨，我将不出去散步．主句一般将来时，从句一般现在时02If引导条状语从句时，从句中用一般现在时代替一般将来时。havegoesIfhe______(go)tothemovies,hewon’tfinishhiswork.becomeIfI________(become)adoctor,Icanhelpothers.如果明天下雨，请带雨衣。Pleasetakearaincoatifitrains.如果你去，我也去。Ifwe_______(have)time,wewillgototheparktomorrow.Ifyougo,Iwillgo.1.If(如果……)引导的条件状语从句,主句用一般将来时,从句用一般现在时.（主将从现）Iwon’tgobyplaneifitrainstomorrow.Ifyoudon’thurry,you’llmissthetrain.注意:从句放在主句之前或主句之后.如放在主句之前,要用逗号与主句隔开.If引导的宾语从句,常译为是否,应注意时态变化.Idon’tknowifhewillcometomorrow.If后紧跟的句子叫从句,另一个句子叫主句,主句和从句次序可以互相调换。Ifyoustudyhard,you’llgetgoodgrades.You’llgetgoodgradesifyoustudyhard.“主将从现”不仅在if条件句,也用在其它时间状从:（1）until引导的时间状语从句Thebuswon’tstartuntileverybodygetson.公共汽车直到每人都上车为止，才开动。（2）assoonas（一…就）引导的时间状语Mikewilltellyouassoonashecomes.Mike一来就会告诉你。nowar,theworld,morebeautiful,Ifthereisnowar,theworldwillbemorebeautiful.she,notexerciseenough,heavierIfshedoesn’texerciseenough,shewillbeheavier.1.主将从现Ifhecleanstheroom,hecanget$10fromhismother.IfIwatchTVlate,Ican’tgetupearly.Ifyougetuplate,youmusttakeabustoschool.Ifyouaresad,pleasetalkwithus.Ifyouarehungry,pleaseeatsomef