2019秋九年级数学上册-第23章-解直角三角形-231-锐角的三角函数-2311-锐角的三角函数-第2课时-正弦和余

PartialInversionPartialInversionApre-classmoviecliptomakeyourelaxedApre-classmoviecliptomakeIntroductionofthemovie“Zootopia”（疯狂动物城）:“Zootopia”,abrilliantfantasyfromtheDisneyAnimation,hasbecomethemostpopularfilmsinceitwasreleased.Animationthoughitis,thefilmappealstoallages,bothkidsandadults.ThisDisneyAnimationisastoryaboutJudyHops,whomanagestobecomethefirstbunnycopinthecityofZootopia.Beforeherarrival,neverhasapreybeenacop.JudymetaslyandcleverfoxnamedNickWilde,whohelpsherinvestigatethephenomenonthatpredatorsbegintorevertbacktotheirinstinctualnature..HadNicknotofferedhelp,Judywouldhavehadgreatdifficultyfindingoutthetruth.Finally,BunnyHopsandFoxWildesolvedthecasesuccessfullyandfellinlovewitheachother.predatorn.食肉动物；revertv.使恢复原状；instinctualadj.本能的Introductionofthemovie“Zoo不只让步也虚祝福部分倒装六部曲不只让步也虚祝福部分倒装六部曲Ihaveneverheardofthisjingle（顺口溜）before.Never

haveIheardofthisjinglebefore.部分倒装（partialinversion）助动词/情态动词/be动词+主语+其他动词不只让步也虚祝福Ihaveneverheardofthisjin不只让步也虚祝福Whatispartialinversion?

Whenpartofthepredicateisputbeforethesubjectandtherestofthepredicatefollowsthesubject,partialinversionisformed.

predicaten.谓语不只让步也虚祝福Whatispart不只让步也虚祝福Observationandthinking:Never

have

I

seen

suchawonderfulanimationmoviebefore.Hardly

could

I

book

aticketasitwassopopular.Notonlydid

themoviemake

uslaughbutalsoitsetusthinking.v不只让步也虚祝福Observationnot,no,never,

atnotime,bynomeans,innoway,hardly,scarcely,barely,little,seldom,notuntil,notonly…,butalso…hardly…when…;nosooner…than…

只让步也虚祝福不部分倒装六部曲之一not,no,never,只让步不只让步也虚祝福Practice:Judynevergivesupnomatterwhatdifficultiesshemeets.Never

doesJudygiveupnomatterwhatdifficultiesshemeets.NickwentnowherebutaccompanyJudytoeachdifficulty.Nowhere

didNickgobutaccompanyJudytoeachdifficulty.不只让步也虚祝福Practice:Jud不只让步也虚祝福Practice:Flashwasseldominahurrywhenheworks.Seldom

wasFlashinahurrywhenheworks.Theydidn’tgettheaddressuntilitwasdark.Notuntilitwasdarkdidtheygettheaddress.不只让步也虚祝福Practice:Fla1.Notuntilallthefishdiedintheriver____howseriousthepollutionwas.A.didthevillagersrealizeB.thevillagersrealizedC.thevillagersdidrealizedD.didn’tthevillagersrealized不只让步也虚祝福practice1.Notuntilallthefishdied2.Nosooner/____histalkthan/he___bytheworkers.A.hefinished;surroundedallB.didhefinish;didsurroundC.hadhefinished;wassurroundedD.afterhefinished;wassurrounded 不只让步也虚祝福Hardlywhen2.Nosooner/__3.Little___knowaboutverbs,Franz__hishead.A.didhe;darenotliftB.he;darenotliftC.didhe;darenottoliftD.doesn’t;doesn’tdarelift

不只让步也虚祝福3.Little___knowaboutverbs4.Notonly__apromise,butalsohekeptit.A.hadhemadeB.hehadmadeC.didhemakeD.hemakes5.Ifinallygotthejob.Neverinalllife___sohappy.A.didIfeelB.IfeltC.IhadfeltD.hadIfelt

不只让步也虚祝福前___后____倒不倒4.Notonly__apromise,but不只让步也虚祝福Observationandthinking:Onlybyworkinghard

could

Judy

achieve

herdreamofbeingacop.OnlywhenJudywasinzootopia/thendid

she

realize

therealchallengeaheadofher.Only

withthehelpofNickcouldJudysolvethecasesuccessfully.vvv不只让步也虚祝福Observationonly加介词短语、状语从句、副词位于句首

让步也虚祝福不只only+主语？只有食肉动物（predator）能做警察。Onlypredatorscanbecops.不倒装部分倒装六部曲之二only加介词短语、状语从句、副词位于句首不只让步也虚祝福Practice:只有通过辛勤劳动才能收获丰硕的成果。______byworkinghard______we______abumperharvest.只有通过表现诚意才能赢得朋友的信任。______byshowingoursincerity______we______thetrustoffriends.

一个人只有投身于时代的伟大洪流中，生命才会闪耀光彩。______whenoneplungesintothepowerfulcurrentoftimes______one’slife______brilliantly.

OnlycanreapOnlycanwinOnlycanshine不只让步也虚祝福Practice:Onl6.____amobilephonecanyouring___youwanttotalkwithanywhere.A.Using;whoeverB.Onlyon;whoeverC.With;whoeverD.Using;whomever

不只让步也虚祝福6.____amobilephonecanyou7.Onlywhenclassbegan____thathehadlefthisbookathome.A.willrealizeB.hedidrealizeC.didherealizeD.shouldherealize

不只让步也虚祝福主___从______倒不倒不只让步也虚祝福主___从______倒不倒8.Onlyinthisway____doitwell.A.mustweB.wecouldC.canweD.wecan

不只让步也虚祝福8.Onlyinthisway____doit不只让步也虚祝福Timetoinspireothers:Onlybyworkinghard________________________________________Onlybyshowingoursincerity_________________________________Onlywhenoneplunges（投入）intothepowerfulcurrentoftimes________________________________________不只让步也虚祝福Timetoinsp让步ThoughJudywasanxious,Flashwasalwayscalm.Anxious___________________,Flashwasalwayscalm.though/asJudywas让步ThoughJudywasanxious,Flaas/though引导让步状语从句，表示“尽管、虽然”，只把形容词、名词、动词或副词提前不只

也虚祝福让步部分倒装六部曲之三as/though引导让步状语从句，表示“尽管、虽然”，只把不只让步也虚祝福ThoughFlashworksslowly,hedrivesfast.Slowly______________________,hedrivesfast.ThoughFlashwasnotaleadingrole,heimpressedtheaudience.Leadingrole________________________,heimpressedtheaudience.Practice:as/though引导让步状语从句，表示“尽管、虽然”，只把形容词、名词、动词或副词提前as/though引导让步状语从句,单数可数名词提到主语前时不带冠词though/asFlashworksthough/asFlashwasnot不只让步也虚祝福ThoughFlash不只让步也虚祝福不只让步也虚祝福Translation:——我对Flash的表演印象深刻。——你确实如此，我也是。——IamdeeplyimpressedbyFlash’sperformance.——So________andso________.youareamIso(用于肯定句)和neither/nor(用于否定句)，表示“主语也怎样”，用so/neither/nor+助动词/be动词/情态动词+主语部分倒装六部曲之四不只让步也

虚祝福也Translation:youare——Manypeoplearefondof“Flash”inthemovie.——So______.(我也是)——Whichcharacterdoyoulikebestinthemovie?——Flash,thesloth!Howaboutyou?——So_______.Ilikeit,too.amIdoI助动词的选择与原句保持一致！不只让步也虚祝福——Manypeoplearefondof“Fla——

Ididn’tgothere.Hedidn’tgothereeither.——

Ididn’tgothere,________________.neither/nordidhe不只让步也虚祝福——

Ifyoudon’tgototheparty,neither/nor_____________I.Will/shall主

____从____将现——Ididn’tgothere.Hedidn’9.---DoyouknowJimquarreledwithhisbrother?---Idon’tknow,_______.A.nordon’tIcareB.nordoIcareC.Idon’tcareneitherD.Idon’tcarealso不只让步也虚祝福9.---DoyouknowJimquarreleIf虚拟条件句中，可将were/had/should提到句首，if省略。IfJudyhadobeyedherparents,shewouldhavebeenunabletohavetheexperienceinZootopia.

______Judy________herparents,shewouldhavebeenunabletohavetheexperienceinZootopia.部分倒装六部曲之五Hadobeyed不只让步也虚

祝福虚If虚拟条件句中，可将were/had/should提到句If虚拟条件句中，可将were/had/should提到句首，if省略。部分倒装六部曲之五不只让步也虚

祝福pIfIwereJudy,Iwouldholdontomydream,too.____________,Iwouldholdontomydream,too.WereIJudyIf虚拟条件句中，可将were/had/should提到句不只让步也虚祝福Timetoshareyourideas:

WereI...,Iwould...不只让步也虚祝福Timetoshar不只让步

也虚祝福Mayyousucceed!Mayyoubehappy!部分倒装六部曲之六May位于句首，后加主语+动词原形表祝福。祝福不只让步也虚祝福MayyousucceSendingbestwishestoyourfriend:Mayyou…不只让步也虚祝福SendingbestwishestoyourfrConclusion

Thejingle:______________________.Sixrules:不只让步也虚祝福.1)否定词放句首2)only加介词短语、状语从句、副词位于句首3)as/though引导让步状语从句，表示“尽管、虽然”，只把形容词、名词、动词或副词提前ConclusionThejingle:___4)so(用于肯定句)和neither/nor(用于否定句)，表示“主语也怎样”，用so/neither/nor+助动词/be动词/情态动词+主语5)If虚拟条件句中，可将were/had/should提到句首，if省略。6)May位于句首，后加主语+动词原形表祝福。ConclusionConclusionIhavebeenworkingasacopforamonth,andnowIwanttosharemyexperiencewithyou.WritingDearMomandDad,以前从没想过当一个警察这么难。(never)刚开始，尽管我很努力，仍然做不好。(Hardas…)只有当Nick热切地帮助我，我才重拾信心。(only)现在我不但知道如何帮助别人，更能应对各种困难。(notonly…butalso)如果…(had/should/were+主语+其他动词,...)（可适当增加细节和过渡语）不只让步也虚祝福IhavebeenworkingasShowtime部分倒装六部曲Showtime部分倒装六部曲Ihavebeenworkingasacopforamonth,andnowIwanttosharemyexperiencewithyou.NeverhaveIthoughtthatitissotoughtobeacop.Hardas

Itried,Icouldn’tdoagoodjob.Fortunately,only

whenNick,thefox,assistedmeenthusiastically,didIregainconfidence.NownotonlydoIknowhowtohelpothers,butalsoIcandealwithallsortsofdifficulties.Shou