第一、二条件句.ppt

FirstConditional SecondConditional 第一 二条件句 Readthefollowingsentences Whichsituationsarethesentencesusedtotalkabout Unlikelysituationsinthefuture Possiblesituationsinthefuture IfIdon tfinishmyprojectonthehistoryoftheInternetfornextMonday slesson thescienceteacherwillbeangry 2 Ifit sgood Dad MumandIwillprobablygocamping 3 Wewon tgoifitrains b b b 4 IfIstayhome I llhelpyouwithyourprojectifyoulike 5 Ifyoutellmesometitles I lllookfortheminthelibrary 6 IfyougototheScienceMuseumwebsite you llfindlotsofgoodinformation b b b The6sentencesarealltalkingabout Possiblesituationsinthefuture 将来可能发生的情形 Let sreadthesentencesagainandsummarizethesentencepattern Ifclause If PresentSimple 一般现在时 mainclause will won t do infinitivewithoutto 不带to的不定式 Hereweintroduceanewterm FirstConditional 第一条件句 WeusetheabovementionedsentencepatterntoexpressFirstConditional 我们用上面提到的句型来表达第一条件句 WeuseFirstConditionaltotalkaboutpossiblesituationsinthefuture 我们用第一条件句来表达将来的可能发生的情形 Part1 FirstConditional 第一条件句 WeuseFirstConditional 1 Totalkaboutpossiblefutureeventswhichdependonotherfutureevents 根据其他将来事件 将来有可能发生的事件 Tobebrief possiblesituationsinthefuture Thepatternis Ifclause If PresentSimple 一般现在时 mainclause will won t doinfinitivewithoutto 不带to的不定式 Let spractise 1 Ifitrains 2 IfIpasstheexamination 3 IfIdon tfinishmyhomework 4 Iftheweatherisgood Youareaskedtocompletetheconditionalsentencesbytalkingaboutyourselves Let sdomoreexercisesonp13E6 WritethesesentencesasFirstConditionals Puttheverbsinbracketsinthecorrectform 写出括号中单词的正确形式 1 What do ifyourcomputer notwork Whatwillyoudoifyourcomputerdoesn twork 2 Yougo outwithmeonSaturdaynightifyou finish theproject WillyougooutwithmeonSaturdaynightifyoufinishheproject 3 Ifyou go tothatwebsite you find someinterestingimformation Ifyougotothatwebsite you llfindsomeinterestinginformation 4 Yougo tothatconcertifit rain Willyougotothatconcertifitrains 5 She buy acomputerifshe get thatjob She llbuyacomputerifshegetsthatjob 6 I give youtheinformationifyou telephone metomorrow I llgiveyoutheinformationifyoutelephonemetomorrow 7 What youdo iftheweather notbe goodtomorrow Whatwillyoudoiftheweatherisn tgoodtomorrow 8 Mysister notgo toLondonifshe notpass herexam Mysisterwon tgotoLondonifshedoesn tpassherexams Otherpatternsarepossible especiallyusingmodalverbs 情态动词 besidestheabovepattern 除了上面的句型外 也可用其他句型特别是使用情态动词 eg Ifyouhavetime wecangoforawalkthisevening 注 WealsouseFirstConditional 2 togivesomeoneadviceoranorder andtomakeasuggestionorarequest 建议或命令某人做某事 提出建议或请求 Examples 1 Ifyoufeelsleepy gotobed 2 Ifshecomes phoneme 3 Ifyouwantaninterestingdayout visittheScienceMuseum Thepatternis IfclauseIf PrensentSimple mainclauseImperative 祈使句 Part2 Hereisasituation Dan WouldyouliketohavedinnerwithmeatMcDonald Julia IfIhadtime Iwouldgowithyou Julia Dan Toanswerthequestioncorrectly weneedtolearntheSecondConditional WillJuliagowithDanfordinneratMcDonald WeusetheSecondConditional 1 totalkaboutimagined impossibleorunlikelyeventsinthefuture 想象的 将来不可能发生的事 1 2 Examples 1 Ifthesunstoppedshining plantswoulddisappear theeventisunlikely andthesentenceisaboutthefuture此事不可能发生 句子是关于将来的2 IfIbecameaMP 国会议员 Iwouldfightforanimalrights WealsousetheSecondConditional 2 totalkaboutimpossiblepresentsituations 现在不可能存在的状态 Examples 1 IfIlivedclosertoschool Iwouldn thavetogetupsoearly thesituationisimpossibletofulfill实现now andthesentencereferstothepresent 此状态现在不可能实现 句子指的是现在2 IfIhadmoretime Iwouldn teatfastfood ThepatternoftheSecondConditionalis IfclauseIf PastSimple mainclausewould could might infinitivewithoutto 不带to的不定式 Besides would wecanalsouse could and might inmainclause Attention 1 IfIwereyou Iwouldnotdoit 2 Ifitwerefinetomorrow Iwouldgoshopping 1 UnrealConditional 真实条件句 2 IntheSecondConditional be shouldbewrittenas were regardlessofthesubject be动词通常在第二条件句中用were的形式 Let sdotheexerciseof9onP13 Usethecues线索 提示belowtowriteSecondConditionalsentences 1 IfIsurfedtheInternet Iwouldfindinformation 2 IfIdidnothaveatry youwouldlaughatme 3 IfItookpartinthegame Iwouldwin 4 IfItoldthepolice theywouldhelpyougetoutofthetrouble 5 IwouldmakenewfriendsifIusedtheInternet Canyouanswerthequestion Willthegirlgowiththeboyfordinner Le