北师大版高中英语必修五 Unit 13 Lesson 3

北师大版高二(5)Unit13英语课件Lesson3MakingguessesaboutPeopleObjectives♠getthegeneralideasofthetextbylistening;♠understandhowtoexpressguesses;♠doaninterviewfortheeventofthemissingstudents.Attheendofthislesson,you’llbeableto：DoyouoftenwatchnewsonTV?Whatnewsareyoumostinterestedin?WhenwewatchTVserialplaywewanttoknowwhatwillhappeninthefuture.Whathappenedinthepast?maymustcancan’tmightWhichwordsyouthinkwewillusetoexpressourguess?GuessatthepicturesWhatmightthetwopeoplebediscussingabout?2.Howmighttheyfeel?3.Whatmighttheybedoing?4.Howmighttheyfeel?Theymightbediscussingabout…Theymayfeelupset/sad/worried…Theymightbeonacamp/becaughtinarain/losetheirway/beshelteringunderatree/…Theymightfeelhungry/cold/anxious/frightenedbythunder…Listentothedialogueanddotheexercise.Thetwostudentsweremissing______.A.becausetheywereseparatedfromtheotherstudents.B.inacase.C.forthereasonwedon’tknow.2.Thedialoguetellsus______.A.Thetwostudentsdisappeared3daysago.B.MyFrenchtutorknowwheretheyare.C.Peoplefoundtheminacottages.3.Thedialoguemakevariousguessedexcept_________.A.Theymustbefrightened.B.Theybothareinjured.C.Theymighthavesomefoodtoeat.Listentothedialogueagainandcompletethegaps.A:Haveyouheardanythingaboutthetwomissingstudents?IthinkmyFrenchtutormightknowoneofthem.Isawshehadtearsrunningdownhercheeksatlunchtodayandoneoftheotherteachersgaveherahug.B:IheardaboutitfromthenewsreportonTVlastnight,buthaven’theardaboutanythingmoresincethen.A:Theirfriendsarereallyupsetandhavebeenwaitinganxiouslyformorenews.B:Ican’tbelievethatthey’vebeenmissingonthemountainsfor3daysnow!Theymustbeso(1)__________!frightenedA:Iwonderhowtheygotlostandwhosefaultitwas.B:Theymayhavebeen(2)_________fromtheotherstudentsandcouldn’thearanyonewhenthethunderstarted,ortheymighthave(3)_____behindandtakenthewrongpath.separatedfallenA:Maybe.Ortheycouldhavegoneexploringontheirownandlosttheirwaybacktothegroup.B:Ihatetothinkhowtheymustbefeelingrightnow.It’ssocoldatthemoment.Theymustbe(4)________!Ihopetheyhavewarmjacketsmadeofwool.freezingA:Theymightbe(5)_________inacave.shelteringA:Theycan’tbethere.Peoplewouldhavelookedtherefirst,I’msure.B:Ortheycouldbeinoneofthoseemptycottagesnearthepinetreesrightatthetopofthemountain.B:True.Imaginehowhungrytheyare!Theycan’texactlyeatseedslikeaquarellesandsparrowsdo!A:Theymighthave(6)_________leftfromcampingbuttheymaynothaveanywater.somefoodA:Metoo.Theirparentsmustbevery(7)_______.It’llarealreliefwhenthey’refound.worriedB:Andoneofthemmightbebleedingorhaveabrokenarmorleg.Ireallyhopethesomeonefindsthemsoon.Readthedialogueandanswerthequestions.Howaretheirfriendsandparentsfeeling?Friends:reallyupset;havebeenwaitinganxiouslyformorenewsParents:mustbeveryworried2.Whomightknowthestudents?3.Whydoyouthinkthetutorknowthem?tearsrunningdownhercheeks;oneoftheotherteachersgave

herahug.

theFrenchtutorSpeakers’guessesGuessesEvidenceCausesmayhavebeenseparatedfromothersandcouldn’thearanyone;(A)---mighthavefallenbehindandtakenthewrongpath;(A)---couldhavegoneexploringontheirownandlosttheirwayback.(B)---PresentsituationGuessesEvidencemightbeshelteringinacave;(A)---couldbeinoneoftheemptycottages;(B)---can’tbeinoneoftheemptycottages;(A)Peoplecouldhavelookedtherefirst.mighthavesomefoodleftfromthecampingbutmaynothaveanywater;(A)oneofthemmightbebleedingorhaveabrokenarmorleg.(B)------GuessesEvidenceFeelingmustbesofrightened;(B)They’vebeenmissinginthemountainfor3days.mustbefreezing.(B)It’ssocoldatthemoment.PairworkDiscussthefollowingquestions.Whatmightcausetheaccident?Wheremighttheybesheltering?Howmightpeople,whoknowthem,feel?GrammarModalsforGuessing

Lookatthedialogueagainandcompletethegapswithmodalverbs:must,may,maynot,might,can’t,could.IthinkmyFrenchtutor______knowoneofthem.2.They_____besofrightened.3.They_____havebeenseparatedfrom…4.They______havegoneexploring…5.They_____bethere.6.They_______haveanywater.mightmustmaycouldcan’tmaynotWhatmeaningdothesentencesininExercise3express:decision?advice?guesses?WhichofthemodalverbsinExercise3expressthefollowing?astrongbeliefthatsomethingis/wastrueastrongbeliefthatsomethingis/wasnottrueapossibilitythatsomethingis/wastrueapossibilitythatsomethingis/wasnottrueAnswers:Strongbelief/true:Strongbelief/nottrue:Theycan’tbethere.Theymustbesofrightened!Theirparentsmustbeveryworried.Possibility/nottrue:Theymaynothaveanywater.Possibility/true:IthinkmyFrenchtutormightknowoneofthem.Theymayhavebeenseparatedfrom…Theycouldhavegoneexploring…IthinkmyFrenchtutormightknowoneofthem.b)unlimitedpresenttimeLookatthesesentencesagainanddecidewhattheyaretalkingabout:a),b)orc)Theymighthavefallenbehind.a)pasteventTheymightbeshelteringinacave.c)somethinghappeningnowmay/mighthave+PP(过去分词)musthave+PP(过去分词)

肯定句对过去的推测对现在的推测mustbe+n./adj.maybe/mustbe+v-ingmust+v.(原形)can’thave+PP(过去分词)can’thavebeen+

n./adj.对过去的推测对现在的推测否定句can’tbe+n./adj.can’t+v.(原形)Completethegapsinthesentenceswiththemodalverbs.Morethanoneanswerispossible.Shegoesouteveryweekend.She_________haveyoungchildren.2.Helooksdepressed.He____behavingsomeproblems.must,can’t,may,might,mightnot,couldmightnotmay3.Thiswomanlookslikeascholar.She_____workattheuniversity.4.Hisshoesaremuddy.He______beworkinginanofficeallday.couldcan’t6.Heoftengoesabroad.He______beworkingfortheForeignOffice.might5.Herclothesareallveryexpensive.She_____beearningalotofmoney.mustTrytoguesswhathappenedinthepast.Ayoungwomanislookingatanewringonherfinger.Shemighthavegotengagedrecently.2.Amotheristellinghersonoff.Hemighthavecomehomelate.3.Aboyhasabrokenarm.4.Thereisalotofbrokenglassonthestreet.5.Amanislyingasleeponaparkbench.Hemighthavefallenoutofatree.Theremighthavebeenanaccident.Hemightbe

drunk.6.Ahousewifeischeering.7.Adriveristakingasetoftoolkitfromtheboot.8.Agirlwithwethairistravelingonthebus.Hemusthavewon.Hiscarmusthavebeenbrokendown.Shemighthavebeenswimming.Rewritethesentencesusingmodalverbsandsuitableverbformsmaybemorethanonecorrectanswer.I’msureshe’srelaxinginherroom.She_______________inherroom.mustberelaxing2.Perhapsthepostcodewaswrong,andthat’swhytheletterneverarrived.Thepostcode_______________wrong,andthat’swhytheletterneverarrived.mighthavebeen3.Idon’tbelieveyoufailedtheexam.You_______________theexam.can’thavefailed4.It’spossiblethatSamdoesn’tlikeclassicalmusic.Sam____________classicalmusic.5.I’msureJohnisnotforty-fiveyet.John_______forty-fiveyet.mightnotlikecan’tbe6.Itispossiblethathe’sstudyingastronomynow.He____________astronomynow.7.Maybetheyliedtomeabouttheiradventure.They______________tomeabouttheiradventure.maybelivingmighthavelied8.It’squiteprobablethatBilldidn’twinthecompetition.Bill_________________thecompetition.mightnothavewonBestChoice---DoyouknowwhereDavidis?Icouldn’tfindhimanywhere.---Well.He_____havegonefar—hiscoat’sstillhere.shouldn’tB.mustn’tC.can’tD.wouldn’t2.---Excuseme.IsthistherightwaytotheSummerPalace?---Sorry,Iamnotsure.Butit_____be.A.mightB.willC.mustD.can3.---Tomgraduatedfromco