人教九年级英语上册 第八单元《 Section A(Grammar Focus-4c)》教学课件

SectionA(GrammarFocus-4c)Unit8ItmustbelongtoCarla.课时教学目标语言能力:（1）能够掌握课时词汇和重要短语；(2)能够用must,might,could和can’t表达不同程度的推测。思维品质:能够在学习过程中积极思考，主动探究，提升归纳、总结的能力和创新性思维。文化意识：能够判断语境，培养在不同语言环境中语言表达的确定性意识。学习能力:能够通过总结、共同研究，掌握情态动词表推断的用法。MakeinferencesLead-inShe_____behappy.She_____meetsometrouble.mustcan’tGrammarFocusCirclethemodalverbs情态动词表示推测GrammarFocus情态动词对现在情况的推测1.概念：情态动词must，can，could，may和might均可表

示推测，可以对过去、现在或将来的情况作出语气强

弱不同的推测。2.语气强弱:must＞can＞could＞may＞might3.结构：情态动词+do/be/bedoing（表示对现在情况的推测）4.句式:GrammarFocus情态动词对现在情况的推测4.句式:句式情态动词意义用法肯定句must一定；肯定表示有把握的肯定推测may/might/could可能表示不太有把握的肯定推测否定句can’t/couldn’t不可能表示有把握的否定推测maynot/mightnot可能不表示不太有把握的否定推测疑问句can/could可能表示推测GrammarFocus情态动词针对练1.—Listen!Someoneissinginginthenextroom.ItmustbeJane.—It

beJane.ShehasgonetoShanghai.A.can’tB.mustn’tC.mayD.should2.You

goandaskXiaoming.He

gettheanswer.A.can;mayB.need;shouldC.may;needD.must;could3.ThisIDcard

beSusan’s.Hernameisonit.A.mightB.couldC.mustD.can’t

GrammarFocus情态动词针对练4.—Whatdoyouthinktheword“glad”means?—I’mnotsure.It

mean“happy”.A.mustB.canC.mightD.can’t5.—Excuseme.Isthereapostofficenearhere?—Sorry,Idon’tknow.Askthatpoliceman.He

know.A.shallB.mayC.needD.would4aChoosethebestwaytocompleteeachsentenceusingthewordsinbrackets.1.A:Where’sJean?B:I’mnotsure.She___________(is/mightbe/mustbe)inthelaboratory.2.A:Everyoneisgoingtothepoolafterschool.B:Really?It_____________(mustbe/can’tbe/could

be)hotoutdoors.mightbemustbe4aChoosethebestwaytocompleteeachsentenceusingthewordsinbrackets.3.A:That’sthephone.B:Hmm.Iwonderwhoit_____________(mustbe/

couldbe/shouldbe).4.A:IwonderiftheseareJim’sglasses.B:They_____________(can’tbe/mightbe/couldbe)

his.Hedoesn’twearglasses.5.A:Ihearwaterrunninginthebathroom.B:It________________(couldbe/mustbe/can’tbe)

Carla.Shewasthinkingoftakingashower.couldbecan’tbe

couldbe/mustbe

hearsb./sth.doingsth.听见某人/某物正在做某事4bCompletetheseresponses.1.A:Manypeoplearewearingcoats.B:Theweathermustbe________________________.2.A:Sallyhasbeencoughingalot.B:Shemightbe______________________________.3.A:Thisrestaurantisalwaysverycrowded.B:Thefood__________________________________.4.A:WheneverItrytoreadthisbook,Ifeelsleepy.B:Itcan’t____________________________________.havingasorethroat/illgettingcolder/coldoutsidemustbedeliciousbethatboringhave/hasbeendoing...一直在做……(现在完成进行时)sleepyadj.困倦的；瞌睡的；feelsleepy感觉困倦的whenever=nomatterwhen+从句无论何时……4cLookatthispictureofaroom.Howmuchcanyoutellaboutthepersonwholiveshere?Isitaboyoragirl?Whatarehis/herhobbies?Discussyourideaswithapartner.4cLookatthispictureofaroom.Howmuchcanyoutellaboutthepersonwholiveshere?Isitaboyoragirl?Whatarehis/herhobbies?Discussyourideaswithapartner.Iguessso/Idon’tthinkso.Butitmight/could/mustbe...because…Itcould/might/can’tbe...because...4cLookatthispictureofaroom.Howmuchcanyoutellaboutthepersonwholiveshere?Isitaboyoragirl?Whatarehis/herhobbies?Discussyourideaswithapartner.

Iguessso.Butitmightbeaboy’sroombecausetheclotheslooklikeboys’clothes.Itcouldbeagirl’sroombecauseit’sverytidy.SummaryKeywordsandphrasesKeysentencesGrammarGrammarFocuslaboratory,outdoors,coat,feelsleep