高二 人教版 英语 选择性必修二第五单元《Lesson 3 Discover useful structures》课件

高二—人教版—英语—选择性必修二第五单元Unit5

FirstAid

Lesson3:DiscoverusefulstructuresAttheendofthislesson,youwillbeableto:reviewthefunctionof–ingformassubject,object,predicative,attribute,objectcomplement,andadverbial.understandthetenseandvoiceofthe–ingformanditsmeaning.practiseusing–ingincontexts.ItwasearlyinthemorningwhenImademyselfacupofteaandputitonthetabletocool.Our2-year-olddaughterhadspottedthesteamingcupandalmostimmediatelyIheardanawfulcry.Iquicklyturnedaroundtoseeherdroppingthecup.Herarmwassteaming.Shehadpouredthewholefreshlyboiledcupofteaoverherself.Instinct(直觉)kickedin.IquicklytookoffherclothesbecauseIcouldseeitnotstickingtoherskin.Seeingherarmturningpink,Ijustkeptthinking:whywasInotwatchingher?Luckily,myhusband,havingtakenaRedCrossfirstaidcourserecently,knewjustwhattodo.Heplacedmydaughter’sarmundercoldrunningwaterwhilecomfortingher.Icouldseemypreciouslittlegirl’sarmbleeding.IknewIwouldneverforgivemyselffornotmovingthatcupoutofreach.Itdidn’ttakelongfortheambulancetoarrive.Theytolduswehaddonetherightthingtosaveherfromevenworseburns.Throughthisterrifyingexperience,Iknewlearningtherightfirstaidactionscouldtrulymakeadifferencetosavinglives.----adaptedfrom“Firstaidtruestories”on.ukLead-inHomeworkchecking--IdentifyingthefunctionWhatisthefunctionofthe-ingformineachsentencebelow?1.Asyoucanimagine,gettingburntcanleadtoveryseriousinjuries.2.Thefirstandmostimportantstepinthetreatmentofburnsisgivingfirstaid.3.Itisbesttoplaceburnsundercoolrunningwater,especiallywithinthefirsttenminutes.4.Removeanyclothesusingscissorsifnecessary,unlessyouseethefabricstickingtotheburntskin.5.Youcanprotecttheburnbycoveringitwithacleancloth.(Subject)(Predicative)(Objectafterapreposition)(Attribute)(Adverbial)(Objectcomplement)Presentparticiple（现在分词）Gerund（动名词）说明Subject1.Getting

burntcanleadtoveryseriousinjuries.Object2.Youcanprotecttheburnbycovering

itwithacleancloth.Predicative3.Thesurvivalofthevictimisencouraging.4.Thefirstandmostimportantstepinthetreatmentofburnsisgiving

firstaid.Attribute5.Itisbesttoplaceburnsundercoolrunningwater.6.runningtrackObjectcomplement7.seethefabric

sticking

totheburntskinadverbial8.Removeanyclothesusingscissorsifnecessary.DistinguishingPresentparticipleandgerund1.表示经常的、习惯的、泛指的动作2.表示经常的、习惯的、泛指的动作3.说明主语的特征4.说明主语的内容5.可与定语从句互换6.表示名词的性质、用途等7.表示正在进行8.表时间、原因、结果、伴随等。ActivevoicePassivevoiceSimpletense一般式1.Ienjoytalkingtopeople.2.Ienjoybeingtalkedto.Perfecttense完成式3.Hedeniedhavingcheatedthepooroldmanyesterday.4.Theoldmandeniedhavingbeencheated.Comparethefollowingpairsofsentencesandsumupthestructuresof–ingform.Understandingthevoiceandtenseof–ingformExample:–ingformastheobject使用规则1：当-ing形式的逻辑主语是该动作的执行者时，用主动式；当-ing形式的逻辑主语是该动作的承受者时，用被动式。以do为例Activevoice主动语态Passivevoice被动语态Simpletense一般式doing(同时发生)（同时发生且主语为承受者）beingdonePerfecttense完成式havingdone（先发生）（先发生且主语为承受者）havingbeen

done使用规则2：当-ing形式的动作与谓语动词的动作几乎同时发生时，用一般式。当-ing形式的动作发生在谓语动词的动作之前时，用完成式。ActivevoicePassivevoiceSimpletense一般式1.Whiletheywereputtingawaytheequipment,theytalkedaboutgoinghome.2._________(put)away

theequipment,theytalkedaboutgoinghome.Perfecttense完成式Example:–ingformastheadverbial使用规则1：当-ing形式的逻辑主语是该动作的执行者时，用主动式；当-ing形式的逻辑主语是该动作的承受者时，用被动式。使用规则2：当-ing形式的动作与谓语动词的动作几乎同时发生时，用一般式。当-ing形式的动作发生在谓语动词的动作之前时，用完成式。Compareandfillintheblanks.BeinglookedHavingbeentrappedUnderstandingthevoiceandtenseof–ingform5._________________(look)at

fromheadtotoe,shefeltembarrassed.6._________________(trap)intheruinsfor2days,theboybecameveryweak.PuttingHavingput3.Aftertheyhadputawaytheequipment,theywenthome.4._________(put)away

theequipment,theywenthome.Examples:Havingpassedthetest,Mikethrewapartyandcelebrateditwithhisfamily.Mike,havingpassedthetest,threwapartyandcelebrateditwithhisfamily.Mikethrewapartyandcelebrateditwithhisfamily,havingpassedthetest.Understandingthepositionof–ingformasadverbial使用规则3：

having+pastparticiple或者havingbeen+pastparticiple的结构作状语时，位置比较灵活，可以放在主句前，可以放在主句的主语之后，也可以放在主句之后，均用逗号隔开。Amanwasseenlyingonthestreet,whilewaitingatasubwaystation.Whilehavingabath,waterleakedoverthesidesofthetub.Thehurricaneterrifiedpeople,beingdrivenfromtheirhome.Movingfastthroughthegrass,Isawasnake.TheoldwomanfelldownjustinfrontofKathy,notknowingwhattodo.Sobbingandwailing,thesearchteamfinallylocatedthesurvivors.Sittingonthebeach,thewavesseemedhugetoMartin.Afterspendingtwohoursinthewaitingroom,thenursefinallycalledhisname.Beingtrainedatthefirst-aidcentre,hisconfidenceinhelpingpeoplegrewstronger.Havingbeenseriouslyinjuredinacyclingaccidentlastyear,ridingtooquicklyonabikeissomethingthatheisnowafraidof.WBP.90EX.2Rewritethesentencestocorrectthemistakesintheuseofthe–ingform.Youmayneedtoaddsomeinformation.Practisingusing-ingmisusingan–ingformduetoaconfusingsubject.Amanwasseenlyingonthestreet,whilewaitingatasubwaystation.Notthedoer/agentWhilewaitingatasubwaystation,Isawamanlyingonthestreet.WBP.90EX.2Rewritethesentencestocorrectthemistakesintheuseofthe–ingform.2.Whilehavingabath,waterleakedoverthesidesofthetub.Notthedoer/agent2.Whilehavingabath,shesawwaterleakingoverthesidesofthetub.Practisingusing-ing3.Thehurricaneterrifiedpeople,beingdrivenfromtheirhome.Notthedoer/agent3.Beingdrivenfromtheirhomes,peoplewereterrifiedbythehurricane.WBP.90EX.24.Movingfastthroughthegrass,Isawasnake.Notthedoer/agent4.Isawasnakemovingfastthroughthegrass.5.TheoldwomanfelldownjustinfrontofKathy,notknowingwhattodo.Notthedoer/agent5.Kathylookedattheoldwomanwhofelldownjustinfrontofher,notknowingwhattodo.WBP.90EX.26.Sobbingandwailing,thesearchteamfinallylocatedthesurvivors.Notthedoer/agent6.Sobbingandwailing,thesurvivorswerefinallylocatedbythesearchteam.=Thesurvivorswerefinallylocatedbythesearchteam,sobbingandwailing.7.Sittingonthebeach,thewavesseemedhugetoMartin.Notthedoer/agent7.Sittingonthebeach,Martinfoundthewaveswerehuge.

WBP.90EX.28.Afterspendingtwohoursinthewaitingroom,thenursefinallycalledhisname.Notthedoer/agent8.Afterspendingtwohoursinthewaitingroom,finallyheheardhisnamebeingcalled.9.Beingtrainedatthefirst-aidcentre,hisconfidenceinhelpingpeoplegrewstronger.Notthedoer/agent9.Havingbeentrainedatthefirst-aidcenter,hebecamemoreconfidentinhelpingpeople.WBP.90EX.210.Havingbeenseriouslyinjuredinacyclingaccidentlastyear,ridingtooquicklyonabikeissomethingthatheisnowafraidof.Notthedoer/agent10.Havingbeenseriouslyinjuredinacyclingaccidentlastyear,heisnowafraidofridingtooquicklyonabike.Example:–ingformasthesubject使用规则4：-ing形式作主语时，没有时态的变化，只有语态的变化。Compareandfillintheblank.ActivevoicePassivevoice1.Invitingtheguestsisthemostimportanttaskinpreparingaparty.2.____________(invite)tothepartymadeMikeexcited.BeinginvitedUnderstandingthevoiceandtenseof–ingformHavingbeeninvitedExample:–ingformastheobjectcomplement使用规则5：-ing形式作宾语补足语时，没有having+pastparticiple或者havingbeen+pastparticiple的用法。Compareandtellthedifferences.Isawhimcomeupstairs.Iheardhimcomingupstairs.Iheardmynamebeingcalled.Iheardmynamehavingbeencalled.Understandingthevoiceandtenseof–ingform4.Iheardmynamehavingbeencalled.Understandingthevoiceandtenseof–ingformExample:–ingformastheattribute使用规则6：-ing形式作定语时，没有having+pastparticiple或者havingbeen+pastparticiple的用法。Compareandtellthedifferences.Thepersonholdingthemeetingisourheadteacher.Theissuebeingdiscussedisaboutthecanteeninourschool.Theissuehavingbeendiscussedisaboutthecanteeninourschool.3.Theissuehavingbeendiscussedisaboutthecanteeninourschool.使用规则7：

在–ing

形式前面加上not，即构成其否定式。Understandingthenegativeof–ingformNotbeinginvitedtothepartymadeherupset.Iamsorryfornotfinishingmyassignmentontime.Notknowingtherisk,Ipressedthebutton.Nothavingarrangedthenoteswell,shedidn’tknowwheretostart.Observethefollowingsentencesandfindoutwhattheyhaveincommon.Shehates_____________(tell)otherswhattodo.Shehates_____________(tell)whattodo.Sheishappyabout__________________(choose)Mikeforthejob.Mikeisexcitedabout_________________(choose)forthejob.________________(see)thecustomerchoking,thewaiterremainedcalmandreactedimmediately._________________(see)themoviebefore,sheknewwhattheprofessorwastalkingabout._________________(run)amarathon,Icangiveyousometips.tellingbeingtoldhavingchosenhavingbeenchosenPractisingusing–ingformExercise:SeeingHavingseenHavingrun使用规则8：根据语境中的显性或者隐性提示判断-ing

的正确形式。1.Itisbesttoplaceburnsundercoolrunningwater,especiallywithinthefirsttenminutes.2.Itisbesttorunsomecoolwaterandplaceburnsunderit,especiallywithinthefirsttenminutes.3.Removeanyclothesusing

scissorsifnecessary,unlessyouseethefabricstickingtotheburntskin.4.Usescissorstoremoveanyclothesifnecessary,unlessyoufindthatthefabricisstickingtotheburntskin.5.Youcanprotecttheburnbycovering

itwithacleancloth.6.Toprotecttheburntarea,youcancoveritwithaloosecleancloth.Rewritethesentencesontheleftcolumnwithoutusing–ingform,andthencomparethedifferences.Understandingthemeaningof–ingform-ing

form

常用于书面语中，它使表达简洁达意、逻辑清晰、语言更丰富。TBP.53EX.2Replaceeachunderlinedpartwithasuitable–ingformandrewritethesentenceasnecessary.Whenhegotoutofthebathtub,heslippedandfellonthefloor.Isthereanyreasonwhywearenotgoingtohavethefirst-aidtrainingthisweek?Shehadbeentoldabouttheriskofelectricshocksandthismadeherverycarefulwhileusinghairdryers.Becausethechildwasnotwatchedcarefullybyhisparents,hetouchedahotironandburnthisfinger.Aftershehadbeenbittenbymosquitoes,sheappliedsomemedicinetoherskin.Practisingusing–ingformTBP.53EX.21.Whenhegotoutofthebathtub,heslippedandfellonthefloor.Whengettingoutofthebathtub,heslippedandfellonthefloor.2.Isthereanyreasonwhywearenotgoingtohavethefirst-aidtrainingthisweek?Isthereanyreasonfornothavingthefirst-aidtrainingthisweek?Practiseusing–ingform3.Shehadbeentoldabouttheriskofelectricshocksandthismadeherverycarefulwhileusinghairdryers.Havingbeentoldabouttheriskofelectricshocks,shewasverycarefulwhileusinghairdryers.4.Becausethechildwasnotwatchedcarefullybyhisparents,hetouchedahotironandburnthisfinger.Notbeingwatchedcarefullybyhisparents,thechildtouchedahotironandburnthisfinger.5.Aftershehadbeenbittenbymosquitoes,sheappliedsomemedicinetoherskin.Afterbeing/havingbeenbittenbymosquitoes,sheappliedsomemedicinetoherskin.TBP.53EX.2Practiseusing–ingformMrsTaylorwasanelderlywoman______(live)alone.Oneday,shewasinherlivingroomcleaningthewindows,whensuddenlyshecouldnolongerfeeltherightsideofherbody._____(try)towalktohersofatositdown,shefelloverontothecarpet.Thensherealisedthatshecouldnotgetup,andthatshewashavingtrouble________(breathe).Fortunately,shehadhermobilephonewithher,andshewasabletoreachitwithherlefthandwhile_____(lie)onthefloor.Hermobilephone_______________(already,setup)tocallanemergencynumberatthepushofabutton,soitwaseasytocallforhelp.livingTryingbreathinglyingwasalreadysetupTBP.53EX.3Completethepassagewiththecorrectformsofthegivenwords.Identifythefunctionofeach–ingform.WhathappenedtoMrs.Taylor?Practiseusing–ingformincontextsattributeadverbialObjectofprep.adverbialpredicateWhileattemptingtotalktotheoperator,MrsTaylordiscoveredthatshecouldnotspeak._________(not,hear)ananswer,theoperatorknewthatMrsTaylormustbeintrouble.TellingMrsTaylorthateverythingwouldbeOK,sheimmediatelysentanambulance.After________(arrive),theambulanceteamquicklyfoundMrsTaylorandwithoutdelaygaveheroxygen,putinanIVneedle,andcheckedhervitalsigns.________________(take)tothehospitalandtreatedimmediately,MrsTaylor'shealthwasinnogreatdanger,thoughshehadtostayinthehospitalward.Afteraweek,her__________(frighten)experiencewasover,andshewasallowedtogohome.NothearingarrivingHavingbeentakenfrighteningPractiseusing–ingformincontextsadverbialObjectofprep.adverbialattributeWhathappenedtoMrs.Taylor?IntroductionRisingactionFallingactionResolutionClimaxPractiseretellingthestoryusing–ingformlivingalonecleaning,nolongerfeeltrying,fellhavingtroublebreathingreached,lyingattempting,notspeaknothearing,knewtelling,sentarriving,foundHavingbeentakenandtreatedfrightening,over以do为例Activevoice主动语态Passivevoice被动语态Simpletense一般式doingbeingdonePerfecttense完成式havingdonehavingbeen

doneSummary现在分词可作表语、定语、宾补、状语，动名词可作主语、宾语、表语、定语，两者所表示的意义不同。-ing形式有语态，其逻辑主语如果是该动作的执行者，用主动语态，是承受者，则用被动语态。-ing形式有时态，如果-ing形式的动作与主句谓语动词的动作同时发生，则用一般式，如果先于主句谓语发生，则用完成式。在判断时可借助显性的时间标志，如before,for+一段时间，manytimes,yesterday等，有时则根据语境意义的隐性提示。-ing形式在句中充当不同成分时，其用法、时态和语态有所不同。HomeworkReviewthenotesontheformanduseof–ingform.FinishWBP.90Ex.3.Thenidentifythefunctionsofallthe–ingforminthestory.Lastlyretellthestory.Inthenextperiod,youwillretellthestorytoyourclassmatestoseeifyoucandescribeitconciselyandlogically.Thankyou!高二—人教版—英语—选择性必修二第五单元Unit5

FirstAid

Lesson3:Discoverusefulstructures答疑Itis/wasnogood/usedoing…Itis/wasworth/worthwhiledoing…Itisawasteoftimedoing…Thereis/wasnopointdoing…2.只能后接动名词作宾语的动词,常见的有：avoid,consider,enjoy,keep,finish,suggest,dislike,delay,escape,cannothelp,imagine,mind,miss,practise,cannotstand等。1.常用-ing形式作主语的句型3.“-ing形式”在少数表示“需要”的动词(want,need,require,deserve,desire...)后表示被动意义。Notesfortheuseof–ingform4.既可接动名词又可接不定式作宾语的动词A.接doing和todo意思基本相同的常见的有:like,love,hate,prefer,continue,begin/startB.接doing和todo意思不同的常见的有:forget,remember,regret,try,mean,goon,cannothelp,beusedto,stop5.能用-ing形式作宾语补足语的几类动词：A.表示感觉和心理状态的动词,常见的有see,hear,feel,smell,find,notice,observe,lookat,listento等。B.表示指使意义的动词,常见的有have,set,keep,get,catch,leave等。Notesfortheuseof–ingform作主语：2、13、21、24、44题作定语：9、15、17、19、32、33、34、39、42题作宾语：4、5、6、7、8、10、16、18、28、31、41、47、52、53题作宾补：25、37、43、48、49、51题作状语：1、3、11、12、14、20、22、23、26、27、29、30、35、36、38、40、45、46、50、54、55、56、57、58、59、60题-ing形式配套高考练习8.(2016浙江)IhadasmuchfunsailingtheseasasInowdo________(work)withstudents.9.(2015全国卷Ⅰ)Abercrombie&Kent，atravelcompanyinHongKong，saysitregularlyarrangesquickgetawaysher