英语教学设计 Perio 　GrammarTeachingaims

Period4GrammarTeachingaimsStudentswillbeabletorecognizethe—ing/beingdoneformsandknowtheexactmeaningsofthem.Studentswillbeabletousethesetwoformscorrectly.TeachingproceduresStep1RevisionAskstudentstoanswerthefollowingquestionswithoutreferringtothetextbook.WhatdidClancywitnesswhenherandowntotheshore?WhydidClancyruninahurry?WhatdidOldTomdowhentheyh.eadedintothebay?WhatdidOldTomdoafterGeorgebeatthewater?WhatdidClancywitnesswhentheydrewnear?Suggestedanswers：Hesawawhalethrowingitselfoutofthewaterandthenclashingdownagain.BecauseClancyhadalreadyheardthatGeorgedidn'tlikebeingkeptwaiting.TheycouldsecOldTomswimmingbytheboat,showingthemtheway.Tomcircledbacktotheboat,leadingthemtothehuntagain.Hecouldseeawhalebeingattackedbyapackofaboutsixotherkillers.Next,askstudentstopayattentiontotheunderlinedwordsandleadintothegrammaritem—"v.—ing"/"beingdone".Step2Grammarlearning现在分词(-ing形式)的构成。v.—ing形式由“dc+ing”构成，其否定形式是“notdoing”,v.—ing可以带宾语或状,语构成v.-ing短语，没有人称和数的变化，但有时•态和语态的变化。动词一ing形式的被动式分一般式和完成式：一般式：表示这个被动的动作正在进行或与谓语表示的动作同时发生。完成式：强调这个被动的动作在谓语动词所表示的动作之前完成。语态时态主动语态被动语态一般式(not)doing(not)beingdone完成式(not)havingdone(not)havingbeendone动词一ing的被动式的句法功能。⑴作主语。如：Sobein、killedbysharkswasacommonthing.作宾语，用在介词后或需要带一ing形式作宾语的动词后。如：Georgedidn'tlikebeingkcplwaiting.Hewasterrifiedofbeingabandonedby,us.Doyourememberhavingbeen_takentoBeijingattheageoften?作表语。如：Whatworriedthechildmostwashisnot_bei-ng_a11owedlovisithismotherinthehospital.作定语。如：Theproblembeingdiscussedisofgreatimportance.作状语。如：Having[eenshownaroundthe1ibrary,weweretakentoseethel&b.作补足语。如：Aswedrewcloser,Icouldseeawhalebeingattackedbyapackofaboutsixotherkillers.Whenweapproachedhim,IsawJamesbeingheldupinthewaterbyOldTom.(Dv.-ing形式的被动式主要在句子中作状语、宾语补足语和定语。但v.-ing形式的被动式的完成式，一般在句中作状语(偶尔作非限定定语)，不作其他成分。Theydon*tlikethedesignofthenewbridgebeingbuilt.(正在建造的桥的设计)Nol_having_been_compleled,themuseumcan*tbevisitedyet.(由于没有完工)v.-ing形式的被动式逻辑主语(即动作的承受者)如果也是主句的主语，就不需要表示出来，但是如果逻辑主语不是主句的主语，就得把v.-ing形式自己的主语表示出来。如：Thewho1eclassroomhaving[eencleaned,thestudentswenthomehappi1y.在want,need,deserve,require,repay,bear,tak.e等动词及形容词worth后，习惯用动词一ing的主动形式表示被动意义，相当于“tobedone”。如：Thehousewantscleaning.这房屋需要打扫。Mywatchneeds_repairing.我的手表需要修理。ThewaydeservesmenLioning.这个方法值得一提。Theseyoungtreeswillrequirelookingaftercarefully.这些小树需要细心照顾。Thefilmisworthseeing.这部影片值得一看。Step3Exercises句型转换(改成带一ing形式被动结•构的简单句)Thehotelwhichisbeingbuiltnowbesidetheparkwasdesignedbyagroupofyoungmen.Thelittlegirlwaseventuallyawarethatherparentsabandonedherinthemountainousvillage.Hewouldcomeevenifwedon'tinvitehim.(without)Afterhehadbeenexaminedse.vcraltimes,hewastoldtobehealthy.Inoticedthatsomepeopleweretakentothepolicestation.Suggestedanswers：The.hotelbeingbuiltnowbesidetheparkwasdesignedbyagroupofyoungmen.Thelittlegirlwaseventuallyawareofbein.gabandonedbyherparentsinthemountainousvilkige.Hewouldcomewithoutevenbeingi,nvited.Afterhavingbeenexaminedseverallimes,hewastoldtobehealt.hy.Inoticedsomepeoplebeingtakentothepolicestation.Step4DrillingAskstudentstodoExercise1onPage23andcheckwiththeirpartnersthen.checktogetherAskstudentstodoExercise2andchecktheanswerstogether.Keys:1.beingattacked2.Beingheldup3.Beingincluded4.Havingbeenaccepted5.beingtold6.Being.helpedout7.beingtaken8.beingphotographed9.beingswallowed.Step5UsingstructuresShowstudentsthe6“picturesonPage64andaskthemtodescribethem