英语课件：条件状语从句

条件状语从句Ifyougototheparty,youwillhaveagreattime!

Ifitiscloudythisweekend,theywillgofishing

Ifitis…Whatwilltheydothisweekend?Ifitissunnythisweekend,theywillplayvolleyball.Ifitiscloudythisweekend,you___________.(tired)willbetired

yourparents________________.(benothappy)willnot

behappyyoureyes_________.(hurt)willbehurtIfyou

playcomputergamesallday.you___________.(tired)will

Ifhealways__________(watchTV),he____________(bored).watchesTVwillbeboredIfhealways__________(watcinthefuturemakealotofmoneybuyabighouseIfImakealotofmoney,IhefuturemakealotofmoIfIhaveenoughmoney,Iwilltravelaroundtheworld.IfIhaveenoughmoney,IwillIfIstudyhard,Iwillgotocollege.剑桥大学IfIstudyhard,Iwillgotoc

Ifweworkharder,

ourdreamswillcometrue.Ifweworkharder,ourdreaif引导的条件状语从句时态－－主将从现主句一般将来时，从句一般现在时例句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．Ifitrainstomorrow,Iwon’tgooutforawalk.if引导的条件状语从句时态－－主将从现主句一般将来时，从句If

引导条状语从句时，从句中用一般现在时代替一般将来时。Ifhe______(go)tothemovies,hewon’tfinishhiswork.goesIfI________(become)adoctor,Icanhelpothers.becomeIfwe_______(have)time,wewillgototheparktomorrow.have如果你去，我也去。Ifyougo,Iwillgo.如果明天下雨，请带雨衣。Pleasetakearaincoatifitrains.If引导条状语从句时，从句中用一般现在时代替一般将来时。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引导的条件状语从句1.If(如果……)引导的条件状语从句,主句用一般将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.if引导的条件状语从句“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。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

nowar,

theworld,morebeautiful,Ifthereisnowar,theworldwillbemorebeautiful.

she,notexerciseenough,

heavierIfshedoesn’texerciseenough,shewillbeheavier.1.主将从现if引导的条件状语从句nowar,theworld,morebeauIfhecleanstheroom,hecanget$10fromhismother.IfIwatchTVlate,Ican’tgetupearly.Ifyougetuplate,youmusttakeabustoschool.if引导的条件状语从句Ifyouaresad,pleasetalkwithus.Ifyouarehungry,pleaseeatsomefood.PleasecallmeifhecomesnextSunday.3.主句是祈使句2.主句含有情态动词Ifhecleanstheroom,hecan结论:If引导的条件状语从句中:从句用一般现在时态;主句有三种情况

一般将来时态

含情态动词的祈使句if引导的条件状语从句结论:if引导的条件状语从句if引导的条件状语从句unless除非,非……不可,表强烈的否定Youwillfailunlessyouworkharder.

你不努力就会失败的。Don’tcomeunlessIcallyou.我不叫你就别来注意:unless表示否定,从句的谓语要用肯定式误:Unlessyoudon’tworkhard,youwillfail.

正：Unlessyouworkhard,youwillfail.

正：Ifyoudon’tworkhard,youwillfail.if引导的条件状语从句unless除非,非……不可,DearJenny,Thanksforinvitingmetotheparty.Ofcoursepresent,youarehappy.Ihopeitwon’trainthatday.②Becauseifitwon’train,mylittlesonwillcome,too.

③Ifhecomes,youaren’tdisappointed,heisreallyfunny.④

OK,seeyouontheparty.Yours,

willbedoesn’tgivewon’tbeI’ll

gototheparty.AndIthinkifIwillgiveyoua①

Pleasehelpmecorrectthesentences.RoseCorrectandWriteDearJenny,Thanksforinv1.用所给词的正确形式填空。1.Ifyou__(be)late,theteacherwillbeangry.2.He___________(become)asoccerplayerifheworkshard.3.You_______(be)famousifyousingwell.arewill

becomewillbe1.用所给词的正确形式填空。arewillbecomewiIftheyhavetheparty,(他们会玩得高兴)__________________2.Ifyougetuplate,(你会上学迟到)___________________3.Ifyoudon’tgotoschool,(你父母会担心)_________________4.Ifwefinishourhomeworkontime,(老师会让我们踢球)_______________________theywillenjoythemselves.youwillbelateforschool.yourparentswillbeworried.ourteacherwillletusplayfootball.Iftheyhavetheparty,(他们会玩ExercisesThestudentswillgototheSummerPalaceifit___________(notrain)tomorrow.Ifhe_________(walk)toschool,he’llbelate.Ifshelikesit,she__________(read)itsoon.Ifyouplaycomputergamesonweekdays,you_________(be)tired.doesn’trainwalkswillreadwillbeExercisesThestudentswillgo5.Ifyou______(work)hard,yourdreamwillcometrue.

6.Ifshe

______(study)hard,ShewillgotoBeijing

University.

7.Ifit_____(

rainy)tomorrow,Iwillplaythepiano.8.IfI_____(have)

muchmoneyinthefuture,Iwilltravelallovertheworld.studies

israinyhavework5.Ifyou______(work)hard,y1.I’msureifhe_____(go)totheparty,he________(have)agreattime.2.Iftherain_______(stop)tonight,wewillgotothecinema.3.I’llbuyacomputerifI______(have)enoughmoney.4.You_________(notget)nervousifyou_____(do)enoughexercise.goes

willhave

stopshave

won’tgetdo

用括号内所给词的正确形式填空1.I’msureifhe_____(go)to5.Ifshe____(be)kindtome,I__________(notargue)withher.6.Iwanttoknowifhe________(come)tomorrow,ifhe_______(come),I__________(give)themassagetohim.7.Ifyou_____(pay)moreattentiontothat,he_________(notget)injured.iswon’targuewillcomecomeswillgivewon’tgetpay5.Ifshe____(be)kindtomeExercise选择题：

1.Whowantstobuythebook?Mary_____A.doB.didC.doesD.doing2.TheywillgototheGreatWallifit____raintomorrow.A.doesn’tB.won’tC.isn’tD.don’t3.Ifhe_____heretomorrow,I’llmeethim.A.comeB.willcomeC.comesD.came4.I’mgoingtoGuilinforvacation______A.GoodByeB.IsthattrueC.ReallyD.Haveagoodtime5.Ifshelikesit,she____itsoon.A.readB.readsC.willreadD.reading6.IfI_____muchmoneyinthefuture,Iwilltravelallovertheworld.A.haveB.hasC.havingD.willhave7.Ifyouplaycomputergamesonweekdays,you_______tired.A.areB.willC.beD.willbe8.Ifshe

_____hard,ShewillgotoBeijingUniversity.A.studyB.willstudyC.studiesD.isstudyingAC

DA

CC

DCExercise选择题：ACDACCDCGoodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodbye!Goodby

条件状语从句Ifyougototheparty,youwillhaveagreattime!

Ifitiscloudythisweekend,theywillgofishing

Ifitis…Whatwilltheydothisweekend?Ifitissunnythisweekend,theywillplayvolleyball.Ifitiscloudythisweekend,you___________.(tired)willbetired

yourparents________________.(benothappy)willnot

behappyyoureyes_________.(hurt)willbehurtIfyou

playcomputergamesallday.you___________.(tired)will

Ifhealways__________(watchTV),he____________(bored).watchesTVwillbeboredIfhealways__________(watcinthefuturemakealotofmoneybuyabighouseIfImakealotofmoney,IhefuturemakealotofmoIfIhaveenoughmoney,Iwilltravelaroundtheworld.IfIhaveenoughmoney,IwillIfIstudyhard,Iwillgotocollege.剑桥大学IfIstudyhard,Iwillgotoc

Ifweworkharder,

ourdreamswillcometrue.Ifweworkharder,ourdreaif引导的条件状语从句时态－－主将从现主句一般将来时，从句一般现在时例句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．Ifitrainstomorrow,Iwon’tgooutforawalk.if引导的条件状语从句时态－－主将从现主句一般将来时，从句If

引导条状语从句时，从句中用一般现在时代替一般将来时。Ifhe______(go)tothemovies,hewon’tfinishhiswork.goesIfI________(become)adoctor,Icanhelpothers.becomeIfwe_______(have)time,wewillgototheparktomorrow.have如果你去，我也去。Ifyougo,Iwillgo.如果明天下雨，请带雨衣。Pleasetakearaincoatifitrains.If引导条状语从句时，从句中用一般现在时代替一般将来时。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引导的条件状语从句1.If(如果……)引导的条件状语从句,主句用一般将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.if引导的条件状语从句“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。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

nowar,

theworld,morebeautiful,Ifthereisnowar,theworldwillbemorebeautiful.

she,notexerciseenough,

heavierIfshedoesn’texerciseenough,shewillbeheavier.1.主将从现if引导的条件状语从句nowar,theworld,morebeauIfhecleanstheroom,hecanget$10fromhismother.IfIwatchTVlate,Ican’tgetupearly.Ifyougetuplate,youmusttakeabustoschool.if引导的条件状语从句Ifyouaresad,pleasetalkwithus.Ifyouarehungry,pleaseeatsomefood.PleasecallmeifhecomesnextSunday.3.主句是祈使句2.主句含有情态动词Ifhecleanstheroom,hecan结论:If引导的条件状语从句中:从句用一般现在时态;主句有三种情况

一般将来时态

含情态动词的祈使句if引导的条件状语从句结论:if引导的条件状语从句if引导的条件状语从句unless除非,非……不可,表强烈的否定Youwillfailunlessyouworkharder.

你不努力就会失败的。Don’tcomeunlessIcallyou.我不叫你就别来注意:unless表示否定,从句的谓语要用肯定式误:Unlessyoudon’tworkhard,youwillfail.

正：Unlessyouworkhard,youwillfail.

正：Ifyoudon’tworkhard,youwillfail.if引导的条件状语从句unless除非,非……不可,DearJenny,Thanksforinvitingmetotheparty.Ofcoursepresent,youarehappy.Ihopeitwon’trainthatday.②Becauseifitwon’train,mylittlesonwillcome,too.

③Ifhecomes,youaren’tdisappointed,heisreallyfunny.④

OK,seeyouontheparty.Yours,

willbedoesn’tgivewon’tbeI’ll

gototheparty.AndIthinkifIwillgiveyoua①

Pleasehelpmecorrectthesentences.RoseCorrectandWriteDearJenny,Thanksforinv1.用所给词的正确形式填空。1.Ifyou__(be)late,theteacherwillbeangry.2.He___________(become)asoccerplayerifheworkshard.3.You_______(be)famousifyousingwell.arewill

becomewillbe1.用所给词的正确形式填空。arewillbecomewiIftheyhavetheparty,(他们会玩得高兴)__________________2.Ifyougetuplate,(你会上学迟到)___________________3.Ifyoudon’tgotoschool,(你父母会担心)_________________4.Ifwefinishourhomeworkontime,(老师会让我们踢球)_______________________theywillenjoythemselves.youwillbelateforschool.yourparentswillbeworried.ourteacherwillletusplayfootball.Iftheyhavetheparty,(他们会玩ExercisesThestudentswillgototheSummerPalaceifit___________(notrain)tomorrow.Ifhe_________(walk)toschool,he’llbelate.Ifshelikesit,she__________(read)itsoon.Ifyouplaycomputergamesonweekdays,you_________(be)tired.doesn’trainwalkswillreadwillbeExercisesThestudentswillgo5.Ifyou______(work)hard,yourdreamwillcometrue.

6.Ifshe

______(study)hard,ShewillgotoBeijing

University.

7.Ifit_____(

rainy)tomorrow,Iwillplaythepiano.8.IfI_____(have)

muchmoneyinthefuture,Iwilltravelallovertheworld.studies

israinyhavework5.Ifyou______(work)hard,y1.I’msureifhe_____(go)totheparty,he________(have)agreattime.2.Iftherain_______(stop)tonight,wewillgotothecinema.3.I’llbuyacomputerifI______(have)enoughmoney.4.You_________(notget)nervousifyou_____(do)enoughexercise.goes

willhave

stopshave

won’tgetdo

用括号内所给词的正确形式填空1.I’msureifhe_____(go)to5.Ifshe____(be)kindtome,I__________(notargue)withher.6.Iwanttoknowifhe______