Unit8ItmustbelongtoCarla.SectionB1a-1d1.Tolearntousemust,might,couldandcan’t

towriteandspeakaboutwhatpeoplemightbedoingifsomethingstrangehappened.2.Tolistenforspecificinformation.3.Torole-playaconversation.Lead-inHaveyoueverseenanalien?No.Theymaylooklike…Lead-inHaveyoueverseenanalien?Howdoyouthinkofthem?Wherecanyouseeit?

Whatisit?Shecould/might

bea/an...nurseWhatcould/mightthegirldo?EnglishteacherdoctorShecould/might

bea/an...Whatcould/mightthewomando?Hecould/might

bea/an...Whatcould/mightthemando?Whatisthealiendoing?Hecan’tbe_________.Hecould/mightbe__________.Hemustbe______________.sleepingexercisingridingabikeLet’sbegreatdetectives!GuessinggameWhatisthealiendoing?Let’sbegreatdetectives!Hecan’tbe_________.Hecould/mightbe__________.Hemustbe______________.playingtheguitarplayingtheviolinplayingthepianoreading對正在發(fā)生的事情進行推測：情態(tài)動詞+be+doingplayingbasketball

Hecould/might

bedoing...Whatcould/mighttheboybedoing?Theycould/might

bedoing...Whatcould/mighttheybedoing?abcWhatcanyouseeineachpicture?Whatdoesthemanwear?Howdoeshefeel?Whydoesherun?Lookatthepicturesandanswerthequestions:Whydoyouthinkthemanisrunning?Whatcouldberunningafterhim?Lookatthepictures.Thenusethewordsintheboxtowriteasentenceabouteachpicture.landmanUFOrunalienrunafterv.

著陸,降落n.

外星人追逐；追趕Hecouldbe________.Hecouldbe_________________.runningplayingping-pongWhatcouldtheboybedoing?Haveyoueverseenanalien?No.Theymaylooklike…Pre-listeningLookatthepictures.Thenusethewordsintheboxtowriteasentenceabouteachpicture.landmanUFOrunalienrunaftera．AUFOislanding.b．_____________________________________c．_____________________________________Analienisrunningaftertheman.Amanisrunning,lookingafraid.Listenandnumberthepictures[1-3]in1a.Thenwritetwoorthreesentencestofinishthestory.______________________________________________________________________________________________________________________________________________________231Awomanisfilmingwithacamera.Theyaremakingamovie.Whatisthealiendoing?Hecan’tbe_________.Hecould/mightbe__________.Hemustbe______________.sleepingexercisingridingabikeLet’sbegreatdetectives!GuessinggameWhatisthealiendoing?Let’sbegreatdetectives!Hecan’tbe_________________.Hecould/mightbe________________.Hemustbe_________________.playingtheguitarplayingtheviolinplayingthepianoCompletethesentences.Theysee...Themansays...Thewomansays...1．a(chǎn)manrunninghemightbe_______________hecouldbe_________________2．somethinginthe

skyitcouldbe_______________itmustbe_________________3．something

strangeitmustbe_______________Imustbe_________________4．a(chǎn)womanwitha

camerashecouldbe_______________theymustbe_________________lateforworkaplaneanalienfromtheTVnewsaUFOdreamingmakingamovierunningforexerciseA:Whydoyouthinkthemanisrunning?B:Hecouldberunningforexercise.A:No,he’swearingasuit.Hemightberunningtocatchabustowork.Isthereatruealienintheworld?Maybetherearesomeunkowncreaturesintheuniverse.Fillintheblanksaccordingto1c.M:Hey,lookatthemanrunningdownthestreet.Iwonder_______________.W:He__________runningforexercise.M:Buthe’swearingasuit.He_________lateforwork.W:Helookskindofafraid.(pause)Oh,no!What’sthat?M:Where?W:There’ssomethinginthesky.M:It_________aplane.W:No,it_________aplane.It’stoobig.It_________

aUFO.M:AUFO?________________?W:Look,nowtheUFOislanding...M=ManW=Womanwhat’shappeningcouldbemightbecouldbecan’tbeWhat’sgoingonmustbeLet’spredictWhatcanyousee?Howdidthemanfeel?Canyoupredictwhathappenedtotheman?landmanUFOrunalienrunafterFillintheblanksaccordingto1c.M:Andthere’ssomethingstrangegettingout.It________analien.W:Andthealienis____________theman!I_________dreaming.M:Maybeweshouldcallthepolice.(pause)Hey,waitaminute.What’sthat?W:Where?M:Overthere.W:It’sawomanwithacamera.M:She__________fromtheTVnews.W:No,lookatallthoseotherpeople.They’reactors.Oh!They__________makingamovie.M=ManW=WomanmustbemustberunningaftercouldbemustbeRole-playaconversationbetweenthemanandthewoman.A:Whydoyouthinkthemanisrunning?B:Hecouldberunningforexercise.A:No,he’swearingasuit.Hemightberunningtocatchabustowork.SummaryIntheclass,wehavelearned