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1.Iftheweatherisgood,wewillgoouttomorrow.2.IfIwereyou,Iwouldstudyhard.3.Ifyouheattheice,itturnstowater.Firstconditional:真实从句,条件有可能实现的Secondconditional:非真实从句,不可能实现的,与现在事实相反Zeroconditional:零条件从句,客观事实,有先后次序123If从句:一般现在时，主句：将来时条件从句为：If+主语+动词过去式；主句为：主语+would/should+动词原形If从句:一般现在时，主句：一般现在时Page78Ex.1Conditional2(第二条件)foradvice.2.IfIwereyou,Iwouldasktheteacher.3.IfIwereyou,Iwouldbuyanewcomputer.4.IfIwereyou,Iwouldgivenupcakesandbiscuits.5.IfIwereyou,Iwouldhaveaparty.6.IfIwereyou,Iwouldbeadoctor.Page78Ex.2Conditionalzero(零条件)forsomethingthatisalwaystrue.2.usuallygetabetterjob3.passhisexams4.alwaysseesomethingIlike5.isalwayslate.6.alwaystellseverybody.5Therearethreeconditionalsentencesinthisarticle.Findandunderlinetheminthetext.1.Ifyoudon’twanttofallbehindintoday’scompetitivejobmarket,youhavetocommityourselftolife-longlearning.(para.1)2.Thesehabitsareusefulbutyouwon’tlearneffectivelyunlessyouhavetherightattitude.(para.3)3.Ifyouinvesttimeindevelopingyourstudyskillsnow,you’llbeenjoyingtherewardsfortherestofyourlife.(Para.4)4.Thirdconditional与过去事实相反的虚拟条件句Listentotheinterviewwiththefirstpersonwhoistalkingabouthislife-longlearningexperience.Fillinthetablewiththecorrectinformation.NameSubjectReasonsforstudyHowdidhestudyResultofhiseffortSunWenxiongComputerengineeringgivehimselfasecondchancetostudyforadegreebydistancelearningabouttograduatewithaBachelor’sdegreeandgettingpromotedatwork6Listentotheinterview,thencompletetheconditionalsentencesbelow.71.Ifsomeonelikeme________________intouniversitythroughcollegeexam,he_________________nochanceofgettingadegree.2.Ifaperson___________foracompanyforover20years,he_________________thereuntilretirement.3.InthepastifI_________________mygrandchildren,I_______________________theminperson.hadfailedtogetwouldhavehadhadworkedwouldhavestayedhadwantedtoseewouldhavehadtovisit8Lookatthesentencefromtheinterviewandanswerthequestions.IfIhadwantedtoseemygrandchildren,Iwouldhavehadtovisittheminperson.a)WhattimeisGrandmaChentalkingabout:past,presentorfuture?b)Whathappened:Didshetraveltoseethem?pastNo!ThepatternoftheThirdConditional.Ifsb.+_________,sb.___________________+thirdformoftheverb.haddonewouldhavedonecouldmight虚拟语气从句用在与过去事实相反的条件句中,条件句中的谓语用had+过去分词,结果主句的谓语用would+have+过去分词:如果我早点离开,我就赶上公共汽车了。IfIhadleftearlier,Iwouldhavecaughtthebus.如果我想起了那件事,我是会向母亲谈及的。IfIhadthoughtofit,Iwouldhavetalkedtomother.*注意:1.不可将If从句中的谓语动词所用的形式误认为过去完成时,它仅是虚拟语气的一种表达形式.2.在主句中,若主语是第一人称,也可用shouldhave+过去分词构成谓语.shouldshould*注意:3.主句或从句中的谓语动词构成否定式的时候,应分别在主句中的would的后面或if从句中的had的后面加上not.Ifsb.+_____________,sb.______________________+thirdformoftheverb.hadnotdonewouldnothavedone如果昨天晚上没有去看电影的话,你就完成了那份报告了。Ifyouhadnotgonetothecinemalastnight,youwouldhavefinishedthereport.如果你告诉过我,我就不会浪费那么多时间。Ifyouhadtoldmethat,Iwouldnothavewastedsomuchtime.*注意:4.if有时可以省略,但if后面部分需改为倒装句语序.Hadyoutoldmethat,Iwouldnothavewastedsomuchtime.(一)用所给动词的适当形式填空:1.Ifyou_____________(listen)tome,you____________________(notmake)thatmistake.2.Iftheboy_______________(notclimb)thetreeyesterday,he_________________(notbreak)hisleg.3.Ifyou__________(come)totheclassintimethismorning,theteacher__________(notbe)soangry.4.Ifwe_________(meet)eachothertheotherday,I________________(have)aheart-to-hearttalkwithyou.5.Ifyou___________(be)thereyesterday,you________________(see)thefamousmoviestar.hadlistenedwouldnothavemadehadn’tclimbedwouldn’thavebrokenhadcomewouldn’thavebeenhadmetwouldhavehadhadbeenwouldhaveseen(二).选择正确的答案:1.Ifyou_____homelastnight,youwouldhavewatchedtheexcitingfootballmatch.A.stayedB.wasstayingC.wouldstayD.hadstayed2.Ifyou______socareless,youwouldn’thavebrokenthelaptopcomputer.•hadn’tbeenB.weren’tC.isn’tD.wouldn’tbe3.______youhelpedme,Iwouldn’thavemadesomuchprogressinmywork.•Didn’tB.Wouldn’tC.Hadn’tD.Couldn’tDAC4.Ifyoursister_____methat,I____insuchahurry.A.hadtold;wouldn’thaveleftB.hadtold;wouldn’tleaveC.didn’ttell;wouldn’thaveleftD.hasn’ttold;wouldn’tleave5.Ifmymomhadn’tbeenill,I______toBeijingwithyoulastweek.A.wouldgoB.wouldhavegoneC.hadgoneD.havegoneAB9Whichoftheconditionalsentencesiscorrectineachcontext?1.Astormbrokeoutandtheboatsank.a)Ifthestormhadn’tbrokenout,theboatwouldn’thavesunk.b)Ifthestormhadbrokenout,theboatwouldhavesunk.2.Theweatherwasgoodsowewentout.a)Iftheweatherhadn’tbeengood,wewouldn’thavegoneout.b)Iftheweatherwasgood,wewouldgoout.√√10CompletetheThirdConditionalsentencesbyputtingtheverbsinbracketsinthecorrectforms.1.Iftheexam_____________(notbe)sodifficult,I_____________________(pass).2.Ifhe___________(puton)atie,they_____________(allow)himtoentertherestaurant.3.Ifhe________________(notapologies),I_________________(notgive)himabirthdaypresent4.Ifthey_____________(notargue),they__________________(spend)theweekendtogether.5.Ifhe__________(notbe)sick,he___________(join)usforthetour.6.Ifit_____________(rain),we________________(go)tothebeach.hadn’tbeenwouldhavepassedhadputonwouldhaveallowedhadn’tapologizedwouldn’thavegivenhadn’targuedwouldhavespenthadnotbeenwouldhavejoinedhadn’trainedwouldhavegoneHomework:Page78Ex.3-Ex.4Review:If引导的条件状语从句:1234Firstcondition