必修三Unit-1第三课时课件.ppt

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1、Book3Unit1Period3情态动词的用法Leadingin（填空）Ican（guess）yourage.can是情态动词，这类动词我们还知道有：我们可以用情态动词来表达以下情况：ability()、advice（）、agreement()、guessing()、pasthabit()、necessity()、permission()、possibility()、prediction()、promise()、request()能力建议赞同猜测过去的习惯必要性许可可能性预测许诺请求Thinking：读下面的句子，用上部分的单词表述情态动词的用法。1

2、、can＆coulda、Jimisn'tverygoodatmathsorscience,buthecanspeakEnglishverywell.b、Ourhistorytestwassolonglastweekthatnoonecouldfinishit.c、Itwasthelastdayofschool,buttheteachersaidthatwecouldnotleaveearly.d、Thehuntershavebeenlostfordays.Theycouldstarve.e、CouldyoupleaseshowmethewaytoBeihaiP

3、ark.abilityabilitypermissionpossibilityrequest2、may＆mighta、Whatawarddidyougetforthesportscompetition?MayIhavealook?b、Ourfootballteamdidn'tplayverywelltoday,butwemightdobettertomorrow.3、will＆woulda、DuringtheSpringFestivaltimethewholefamilywillcomefordinner.b、Myunclewaspoorbutlikedfas

4、hion,sohewouldoftendressupasarichman.c、AreyoufreethisSaturday?Wouldyouliketojoinmyfamilyfordinner?requestpossibilitypredictionpasthabitrequest4、shall＆shoulda、TheharvestfestivalbeginsonSaturday.Weshallbetherewithourfriends.b、Whengoingbyplane,youshouldarriveattheairportatleastonehoure

5、arly.c、It'snearlytimeforclasstostart.Theteachershouldbetheresoon.promise5、must＆can'ta、Whenyoueatfishyoumustbecarefulwiththebones.b、WangFenghaswontheEnglishcompetitionthreetimes.Hemustbeverysmart.c、AmanlandedonMars?Youmustbejoking.Thatcan'tbetrue.