混合条件句

Conditionals条件句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Review:If引导的条件状语从句:1.Firstconditional:真实从句,条件有可能实现2.Secondconditional:非真实从句,不可能实现的,与现在事实相反3.Zeroconditional:零条件从句,客观事实,4.Thirdconditional:虚拟语气条件从句,与过去事实相反Ifsb.+_________,sb.___________________+thirdformoftheverb.haddonewouldhavedone1.ifwechewourfooduntilitissoftinourmouthsandthenswallowit,itwillhelpourbodiesdigestitbetter.2.ifithasgreenplantsmaterialsaddedtoit,helpstostoptoothdecay.3.ifpeopleweretochewsugar-freegumafterameal,itwouldhelppreventtoothtrouble.4.ifyouhadchewedsugar-freegumregularlyforthelastyear,itispossiblethatyouwouldhavelostupto5kilosbynow.02135.ifpeoplechewed100timesperminutefor12minutefor12minutes,70kilocalorieswereburned.6.ifIhadusedthischewinggumwhenIwasgivingupsmokingtenyearsago,Iwouldhavebeenmoresuccessfulatquittingquicklyandmuchhealthiertoday.7.ifwechewgum,itwillcauseourbodiestobelievewearedigestingfoodandourstomachswillproducedigestivejuicesunnecessarily.?318.ifthisisthecase,thestomachmaybecometense.9.ifdentistsencourageditsuse,themessagewouldbesentoutandchildrenmightchewguminsteadofbrushingtheirteeth.10.Unlesswearecareful,thenumberofyoungpeoplewithbadteethwillriseandthiswillbecomeaseriousproblem.?21MixedConditionals混合型条件句1.Ifhehadbrokentherecord,hewouldbefamousnow.2.Iftheyhadn’tinvitedmetotheparty,Iwouldn’tbehere.Form(形式):*表示与过去事实相反的某一条件给现在带来的结果或影响32Ifsb.haddone,sb.woulddo1.Ifhewas/wereamoreskillfulplayer,hewouldhavescoredmorepoints.2.Ifshedidn’tspeakafewlanguages,shewouldn’thavegotthatjob.Form(形式):Ifsb.did,sb.wouldhavedone23*表示与现在事实相反的某一条件给过去所带来的影响2+3Ifsb.did,sb.wouldhavedone*表示与现在事实相反的某一条件给过去所带来的影响MixedConditionals3+2Ifsb.haddone,sb.woulddo*表示与过去事实相反的某一条件给现在带来的结果或影响Page80ThekeyofEx.12.hewouldn’thavebecomeamodel.3.hewouldn’thavegotapartinasoapopera.4.hisphotowouldn’thaveappearedonthecoverofapopularmagazine.5.hewouldn’thavemarriedapopstar.Page80ThekeyofEx.17.shewouldn’tbeaprofessortherenow.8.shewouldn’tbeaworldexpertinbiochemistry.9.variouscompaniesandorganizationswouldn’taskheradvice.10.shewouldn’tbeinvitedtoscientificconferencesallovertheworld.Page80ThekeyofEx.42.IfJamiehadn’tbeensogoodatmaths,hewouldn’tpassthetestwithoutrevisingatall.3.IfIhadgotyourmessage,Iwouldknowaboutyourparty.4.Ifourparentshadn’tbeenverygoodfriends,wewouldn’tbegoodfriendseither.Page80ThekeyofEx.15.IfPaulhadn’tfailedhisexam,hewouldn’thavetotakeitagain.6.IfLucyhadn’tbeenveryproud,shewouldn’trejecttheirhelp.7.IfIhadbeenfit,Iwouldgomountainclimbing.