情态动词市赛获奖.ppt

考点三：在回答由need引起的一般疑问句时，肯定回答用must，否定回答用needn’t。如：—NeedIbringyouacoat?—Yes,youmust./No,youneedn’t.考点四：在回答由could(表示委婉语气)引起的一般疑问句时，常用can/can’t回答。1.—_____Iparkmycarhereforawhile?—No,youmustn’t.Doyouseethesign“NOPARKING”?A.Would B.May C.Must D.Should(2017上海)【中考链接】2.—MayItakethedogwithme,sir?—_____.Petsarenotallowedtoenterthehall.A.Yes,youmay B.No,youmustn’tC.Yes,youcan D.No,youneedn’t(2017重庆)3.—MustIprepareforthetriptoday?—No,you_____prepareforittoday.Youcandoittomorrow.A.need B.don’tneed C.needn’t(2017黑龙江哈尔滨)4.—Mustwefinishtheworktoday?—________.Wehavesomethingelsetodotomorrow.A.Yes,wecan B.No,wecan'tC.Yes,wemust D.No,weneedn't(2016重庆A卷)5.—Shallwetakeacar?—No,we________.It'sonlyfiveminutes’walk.A.can't B.mustn'tC.needn't D.couldn't(2016江苏连云港)2.A:Mum,mayIgoouttoplayfootballforanhour?B:No,you______.Theairoutsideisnotveryclean.A.can'tB.needn'tC.couldn't(2015贵州遵义)5.—CanyoucometomypartyonWednesday?—Sorry,I______.Ihaveapianolesson.A.can'tB.couldn'tC.mustn't(2015黑龙江绥化)7.—Couldyoupleasesweepthefloor,Tom?—Sorry,mum,I______.I'mdoingmyhomework.A.can'tB.mustn'tC.needn'tD.maynot(2015湖北荆门)情态动词不能单独作谓语，它必须和动词原形连用一起构成谓语。一、情态动词的情态意义表示法考点一：can可表示现在或将来的能力，意为“能；会”。can还可表示请求、允许，意为“可以”。如：GabriellacanspeakFrenchfluently.Canyouhelpmeliftthisbox?考点二：could可表示过去的能力；当could表示允许时，语气比can更加委婉和客气。如：CouldIhaveadrinkofwater,please?考点三：may表示请求、允许，意为“可以”。如：MayIcomeinandwait?Thankyou.Youmaygonow.考点四：might表示允许时，语气比may更加委婉和客气。如：MightIborrowyourpen?考点五：must表示义务、命令或必要，意为“必须”，强调主观看法。mustn’t表示“不允许；禁止”之意。如：Allpassengersmustwearseatbelts.Youmustn’