九年级英语下册Module4RulesandsuggestionsUnit3Languageinuse课件2

RulesandsuggestionsModule4Unit3Languageinuse4Modulehangthefoodinatreemoveonbyastreamtidyupreachoutturnpaleplaywithsticks把食物挂在树上继续移动在小溪旁边收拾;整理伸出(脸色)变得苍白玩枝条TranslatethephrasesintoEnglish.Review

WhatsuggestionscanyougivetopeoplewhengowalkinginthemountainsLeadinLeadinYoumustbecarefuloffallingstones.Youmustn’twalktooclosetotheedgeofthehillpathbecauseyoumightfallandhurtyourselves.Youshouldalwayswearproperclothes.Bearsmightthinkourrubbishisfood.—Canwegorockclimbing—No,youcan’t.Readandpayattentiontothecoloredwords.PresentationCompletetherules.Don’tdrinkthewater.Don’tclimbtheladder.Noswimming.Youmustn’tturnleft.PresentationNoparking.Don’tplayfootball.Youmustn’tstophere.213Matchthepicturesandtherules.×LeadinBecarefulofchildrencrossingtheroad.It’sdangeroustostayoutinthesunshinetoolongwithoutahat.Smokingisnotallowedinsidethebuilding.Nevergomountainclimbinginbadweather.Matchthesignswiththerules.Presentation1.WhatdoesZhangWenpengtrytosaywithhisdrawing2.WhatdoesZhouZhiyuntrytosaywithhispaintingPollutioniscausingdamagetotheprogresswe'vemade.Peoplemustn'twasteelectricity.Activity6:Readthepassageandanswerthequestions.PresentationStudentsshouldpassonwhattheyhavelearntatschooltotheirparentsandneighbours.Presentation1.Thefirstthingyouhavetodoisto

carefully.2.Thinkaboutwhere

andwetherthereare.3.Youshouldonlytakemakred.4.Makesureyouknowwhere

forlunch.Presentation5.Don'tforgettotellpeopleto

forthepicnic.6.Don'twalkwhenitis

orin.7.Youmustnottryouta

withagroup.PresentationAroundtheworld

Ecotourism(生态旅游)Eco-tourismisalsoknownas“responsibletourism〞.Itmeansyouvisitplaceswithoutdamagingtheenvironment.Manycountriesaroundtheworldhavestartedecotourismholidaysandtrips.PresentationPresentationEco-tourismDo

Takerubbishawaywithyou.Walkonpathsorroads.Takephotosbutnothingelse.Don't

Don'tpickflowersordamagetrees.Don'tpolluteriversorstreams.Don'tmakeopenfiresintheforests.Presentation情态动词本身有一定的词义,表示说话人的情绪、态度或语气,但它们不能单独作谓语,只能和行为动词原形一起作谓语,表示完整的意思。本单元我们主要接触的情态动词有:情态动词Presentation1.can(1)表示能力,意为“能,会〞。Canyouplaytennis(2)表示提建议或请求。Canyoupassmethatbook(3)表示“许可,可以〞,常用于口语中。Youcanusemybike.否认式用can’t.Presentation提示:表示表示否认推测“一定不,不可能〞,常用can’t,。Isawhimplayingfootballjustnow.Hecan’tbeintheclassroom.Presentation【2021江苏徐州】12.—CanIborrowyourruler,please—Yes,you______.Butyoumustreturnittomebeforelunchtime.A.haveB.canC.mustD.usedto【解析】考查情态动词。答句意为“是的，你可以，但你必须在午饭之前归还给我〞,所以选择B。Presentation【2021湖南益阳】24.Theman______bemyEnglishteacher.HehasgonetoCanada.A.mightB.mustC.can’t【解析】考查情态动词的用法。must表肯定的推测，意为“一定〞，可能性较大，might表示肯定推测，“可能〞，可能小较小，can’t表示否认推测，意为“不可能〞。根据句意：那个人不可能是我的英语老师，他去加拿大了。应选C。Presentation2.must(1)表示“必须〞,强调主观意愿或客观要求。Imustgonow.Youmustfinishitontime.(2)表示肯定推测“一定〞,一种可能性很大的推测,一般用于肯定句中。—There’ssomeoneknockingatthedoor.—ItmustbeJim.Presentation(3)mustn’t意为“不要〞,表示禁止或不允许。Youmustn’tsitonthestairs.(4)以must开头的一般疑问句,肯定答复用must,否认答复要用needn’t。—MustIreturnthebooknow—No,youneedn’t./Yes,youmust.Presentation()1.—MustIstayathomeandtakecareofher？—No,you______.A.mustn’tB.needn’tC.can’t()2.Pleasedon’tthrowpaperabout.We_______keepourenvironmentclean.A.canB.mustC.mayBBPracticePresentation3.may和might表示允许或请求；表示没有把握的推测；may可放在句首，表示祝愿。

Hemightbeathome.

MayGodblessyou!注意：might表示推测时，不表示时态。只是可能性比may小。PresentationPresentation4.should表示“应该〞，常用来表示劝告、建议,认为“某人应该做某事〞或“有义务责任做某事〞。Weshouldobeytrafficlaws.Youshouldn’thavemadethiskindofsillymistakes.这时它可以和oughtto,besupposedto互换使用。Presentation2)should(oughtto)表示推测时，是指有一定根据的推测，意为“可能、该〞。PresentationPresentationPracticeWorkinpairsandtalkaboutpossiblerulesforvisitorstotheforests,usingmust,mustn’t,should,shouldn’t.eg:Don’twalkonthelawn(草坪).Youshouldtakecareofthelawn.…Presentation()1.—MayIgooutnow,Dad—No.You_____letyourmotherknowfirst.A.canB.may

C.needD.mustD中考链接【解析】考查情态动词词义。由答句中“不〞，表示语气要求很坚决，应该是“必须〞。Practice()23.—Who’ssinginginthenextroom—It_____beher.ShehasgonetoNewYork.A.can’t B.must C.shouldn’t D.can【解析】考查情态动词表推测。表示否认推测时，用can’t，意为“一定不……〞。must表示推测时，意为“一定……〞，用于肯定句；根据答语“她已经去了纽约〞可知是否认推测，应选A。APractice()26.—_______wecleantheclassroomatonce—No,you_______.You_______cleanitafterschool.A.Must;needn’t;mayB.Must;mustn’t;canC.Shall;can’t;mustD.Need;mustn’t;may【解析】情态动词的用法。根据前后句意可推断对方在询问“我必须马上清扫教室吗？〞。而must引导的一般疑问句否认答复用needn’t。应选A。APractice()4.—Lookatthesign!

—Oh,Isee.We_______wastewater.A.canB.must

C.mustn’tD.needn’t【解析】情态动词的用法。根据标志可知为禁止浪费水的标志。表示禁止用must，因此选C。CPractice()20.—Goodmorning.I'vegotanappointmentwithMsKinginheroffice.—Morning.You_______beMr.Jones.Thisway,please.A.will B.must C.can D.might【解析】情态动词的用法。will将要，表意愿；must必须；应该，表猜测时，用于肯定句，意为“一定〞，可能性较大；can能，会，表猜测时，常用于否认句和疑问句；might可能，表猜测时，可能小。依据句意“你一定是琼斯先生吧。〞，应选B。BPractice()33.—Whosebackpackisthis—It_______beJim’s.Look,hisstudent’scardisinit.A.mustB.canC.mustn’tD.can’t【解析】情态动词表推测由“他的学生证在书包里面。〞可知“这个书包一定是吉姆的。〞APractice()7.You________stopwhenthetrafficlightturnsred.A.can B.hadbetter C.need D.must【解析】此题考查情态动词的辨析。句意为：当交通灯变红，你“必须〞停下来。根据语境可知此空意为“必须〞，四个选项中，只有must有此意，应选D。DPractice【解析】考查情态动词的用法。由must引导的一般疑问句表示否认答复时需要用needn’t或don’thaveto；表示容许准许某人时情态动词可以用can或may。应选C。CPractice()10.—Canwerunacrosstheroadnow—No,we________.Wehavetowaituntilthelightturnsgreen.A.needn'tB.mustn'tC.couldn'tD.shouldn't【解析】考查情态动词。句意：—我们现在可以跑着过马路吗？—不,不可以,我们必须等到绿灯亮。表示“禁止，不许可〞时用can’t或mustn’t，其中后者语气更强烈一些。BP