UNIT8ItmustbelongtoCarla.SectionB(1a—1d)第3課時設計說明本課時學習有關推測的相關對話。教學時先復習SectionA中的3a課文導入新課，然后給學生展示UFO的圖片，普及一些關于UFO的知識。接著展示一組圖片讓學生推測發生了什么事，過渡到1a與1b的活動中。通過不同的任務對聽力材料加以處理，讓學生多維度地利用聽力材料。教學目標通過本課時的學習，讓學生達成以下目標：1.知識目標：(1)單詞：land,alien,suit(2)短語:runafter(3)句子：①Hecouldberunningforexercise.②Hemightberunningtocatchabustowork.2.能力目標：(1)學習動詞表推測的用法；(2)通過聽力訓練，培養從聽力材料中提取模板語言和重要信息的能力。3.情感目標：讓學生根據已有事實推測可能性，培養其分析、判斷、推理、發現等思維品質。重點難點1.重點：掌握現在進行時表推測的語言結構“must/might/couldbedoing”。2.教學準備PPT課件，1b,1c的錄音教學過程Step1Lead-inRevisionWhogaveopinions?Whataretheopinions?Victor’swifeShethinksthatitcouldbeananimal.VictorandhisfriendsThepolicemenHelenOnewomanintheareaThewriterhimselfThengetsomestudentstoretellthestrangehappenings.Showthestudentsapictureandgetthemtoguesswhatitiswithmust,mightorcan’t.UFO:unidentifiedflyingobject(不明飛行物，飛碟)Anyobjectthatfliesandcannotinitially(最初)beidentifiedasanairplane,helicopter,blimp,balloon,kite,oranyotherobjectthatnormallyflies,isaUFO.ManyflyingobjectsthatarelistedasaUFOcanlaterbeidentifiedasanobjectmadeonEarth,thentheycanbecalledanIFO,oridentifiedflyingobject.ShowtwopicturesofUFOandanalientothestudentsandgetthemtotalkaboutthem.HaveyouheardaboutUFOoraliens?Howdoyouthinkofthem?Doyoulikethem?Step2Workon1aLookatthepictures.Thenusethewordsintheboxtowriteasentenceabouteachpicture.landmanUFOrunalienrunaftera.AUFOislanding.b.______________c.______________Checktheanswers.Analienisrunningafteraman.Themanislookingbackwhilerunning.DiscussionGetthestudentstotalkaboutthethreepictures.Ifthesethreepictureswerefromthesamestory,whichonedoyouthinkmightcomefirst?Why?A:IthinkPictureBmightcomefirstbecausethemaninPictureCisrunning,andinPictureB,wecanseeanalienisrunningafterhim.B:Idon’tagree.IthinkPictureAmustcomefirst.InPictureA,wecanseeaUFOlanding.TheUFOhastolandbeforethealiencomeoutandrunaftertheman.Step3Listening1.Listenandnumberthepictures[1-3]in1a.Thenwritetwoorthreesentencestofinishthestory.Checktheanswersonebyone.Theanswersare:2312.Theendingofthestory:Awomanisfilmingwithacamera.Theyaremakingamovie.Listenagain.Completethesentences.Theysee…Themansays…Thewomansays…(1)amanrunninghemightbe______hecouldbe______(2)somethingintheskyitcouldbe_______itmightbe_______(3)somethingstrangeitmustbe_______Imustbe_________(4)awomanwithacamerashecouldbe______theymustbe_______Checktheanswersonebyone.Theanswersare:(1)lateforwork;runningforexercise(2)aplane;aUFO(3)analien;dreaming(4)fromtheTVnews;makingamovie.Step4PairworkRole-playaconversationbetweenthemanandthewoman.A:Whydoyouthinkthemanisrunning?B:Hecouldberunningforexercise.A:No,he’swearingasuit.Hemightberunningtocatchabustowork.A:Whydoyouthinkthemanlooksscared?B:Theremightbesomethingstrange.A:Yes,thereisanalieninfrontofthecar.Showthestudentssomeotherpicturesandgetthemtomakeproperinferences.A:Whydoyouthinktheboyiscrying?B:…A:Whydoyouthinkthegirllookssurprised?B:…A:Whydoyouthink…?B:…Step5Homework1.Previewthenewwordsandexpressions.2.Previewthepassagein2b.當堂達標Ⅰ.根據句意及首字母提示填空。1.Youshouldstayinyourseatbeforetheplanel.2.Hewearsanewstoday.3.Doyouwanttomakefriendswiththea?Itlooksfriendly.Ⅱ.根據漢語意思完成句子，每空一詞。1.他沒趕上校車，可能上學要遲到了。Hedidn’tcatchtheschoolbus.Hemight______________forschool.2.那些警察可能在追那個小偷。Thepolicemenmight______________afterthethief.3.他們一定是在舉辦聚會。They_____________________aparty.4.她說她夢見了外星人。Shesaidshe_______________thealien.5.她看起來有點兒害怕，她發生了什么事？Shelookskindofscared.What’s_________________her?Ⅲ.補全對話。Man:Hey,lookatthemanrunningdownthestreet.Iwonderwhat’shappening.Woman:Hecouldberunningforexercise.Man:Buthe’swearingasuit.___________.Woman:Helookskindofafraid.(pause)Oh,no!What’sthat?Man:Where?Woman:There’ssomethinginthesky.Man:___________.Woman:No,itcan’tbeaplane.It’stoobig.___________.Man:AUFO?What’sgoingon?Woman:Look,nowtheUFOislanding…Man:Andthere’ssomethingstrangegettingout.___________.Woman:Andthealienisrunningaftertheman!___________.Man:Maybeweshouldcallthepolice.(pause)Hey,waitaminute.What’sthat?Woman:Where?Man:Overthere.Woman:It’sawomanwithacamera.Man:___________.Woman:No,lookatallthoseotherpeople.They’reactors.Oh!___________.A.ShecouldbefromtheTVnews.B.Theymustbemakingamovie.C.Hemightbelateforwork.D.Itmustbeanalien.E.Imustbedreaming.F.Itcouldbeaplane.

G.ItmustbeaUFO.答案：Ⅰ.1.lands2.suit3.alie