If引導的

條件狀語從句(復習)用法：1.

主將從現(xiàn)

Ifitrains（從句），Iwillstayathome.I’llgowithyouifyoudon’twanttogoalone（從句）.

2.主情從現(xiàn)

Ifyoudrivetoofast,youmay

haveanaccident.Youmuststopifthetrafficisred.3.主祈從現(xiàn)

Don’tgoandplayfootballifyoudon’tfinishyourhomework.

PleasecallmeifhecomesnextSunday.1.主祈從現(xiàn)2.主將從現(xiàn)

if…,will/won’t3.主情（can，may，should，must）從現(xiàn)If

youfeelhungry,you

should

eatsomething.Ifyoufeeltired,you

must

havearest.If

youareill,youshouldgotoseeadoctor.If

youareridingabikeinthestreet,you

must

beverycareful.找出下列句子中哪些是if條件狀語從句，哪些是if賓語從句1.Canyoutellmeifshecancometothemeeting?2.Shewillnotgothere,ifitisrainytomorrow.3.Ican’tguessifshewillbeangry.4.Ifwehelpeachother,webothwillgetgoodresults.if引導的條件狀語從句和if引導的賓語從句的區(qū)分:If在賓語從句中翻譯為“是否”If在條件狀語從句中翻譯為“如果”I’llgotoseeyouifIamfreenextweek.Iwanttoknowifheisateacher.whether1.if在句中的含義不同2.if在從句中的位置不同If引導的賓語從句放在主句之后；而if引導的狀語從句可放在主句之前也可放在主句之后=Ifitdoesn’train,Iwillgoouttomorrow.Iwillgoouttomorrowifitdoesn’train.Idon’tknowifthetrainhasarrived.

If引導的條件狀語從句放于句首時多用逗號隔開；而if引導的賓語從句則不能。3.時態(tài)要求上有區(qū)別If引導條件狀語從句的時態(tài)為一般現(xiàn)在時記住“主將從現(xiàn)”

1.Iwanttoknowifthere

asportsmeetingnextmonth.doesn’trainwillbe2.Ifit

,we’llholdit.If引導的賓語從句的時態(tài)由主句及本身時態(tài)決定；練一練：1。如果你請求他，他會幫你的Ifyou___him,he_______you2。如果她早點兒起床，就有時間在家里吃早餐Ifshe________alittleearlier,she’llhavetimetoeatbreakfastathome.3。如果你參加聚會，你將會過得很開心。Ifyou____theparty,you_________agreattime.4。如果明天下雨，我們將不去野餐Ifit____tomorrow,we__________forapicnic.5。如果你經(jīng)常聽英文歌，你將會喜歡英語Ifyouoften_________Englishsongs,you______English.二、選擇題：()1.Ifyou________him,hewillhelpyou.(2009海南中考)A.askedB.askC.willask()2.Iwillstayathomeifit__________tomorrow.(2007海南中考)

A.rain

B.rains

C.willrain()3.Ifshe_____hard,ShewillgotoBeijingUniversity.A.studyB.willstudyC.studies()4.Ifhe________heretomorrow,I’llmeethim.A.comeB.willcomeC.comes()5.Ifshelikesit,she_______itsoon.A.readB.readsC.willread()6.IfI_______muchmoneyinthefuture,Iwilltravelallovertheworld.A.haveB.hasC.willhave三、用所給詞的正確形式填空。1.Ifhe_______________(not,do)it,I___________(do)it.2.Ifyou__________(be)lateforschool,myteacher____________(be)angry.3.we___________(be)happyifshe______________(win)theprize.4.IfI_______________(not,eat)somuch,I_____________(get)thinner.5.I______________(notplay)soccerifit______________(rain).6.He_______________(watch)TVifhe__________(be)free.【2011陜西】24.Ifthere

nobuyingandsellingofanimals,there

nokillinginnature.

Ais;willhe；B.willbe;willbeC.is;is

D.willbe;is【2011黑龍江綏化市】I’mwaitingformyfriend.

,I'llgoshoppingalone.Ifshecomes

B.Ifshewon'tcome

C.Ifshedoesn'tcome【2011雅安】10.Thestudents____haveasportsmeetingthisweekendifit_____。A.won’t;rains

B.will;rainsC.won’t;willrain

D.aregoingto;isgoingtorain【2011重慶江津】12.Ifshe

heretomorrow,Iwilltellyou.A.comes

B.willcome

C.come

D.came【2011黑龍江齊齊哈爾】13.I’mwaitingformyfriend.

,I’llgoshoppingalone.Ifshecomes

B.Ifshedoesn’tcomeC.Ifshewon’tcome【2011山東泰安】14.—Tomwantstoknowifyouwillhaveapicnictomorrow.—Yes.Butifit______,we’llplaychessinstead.A.willrain

B.rained

C.israining

D.rains【2011山東濰坊】15.IfTom_____thegame,we'llgivehimasurprise".A.win

B.wins

C.won

D.winning有關if引導的狀從考點1、主將從現(xiàn)Ifit_____(rain)tomorrow,I____(go)out.2、If的兩種意思（如果\是否）Iwanttoknowifhe_________(come)tomorrow,ifhe_______(come),I__________(give)themessagetohim.3、If的同義句改寫請觀察下列句子：Ifyougetupearly,youwillcatchthebus.____________,andyouwillcatchthebus.Ifyoudon’tstudyhard,youwillnotpasstheexam.__________，oryouwillnotpasstheexam.從上題我們可以看出，if引導的條件狀語從句是可以改寫成“祈使句+and+主句”，此處的and表示