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1、Unit 4Unit 4Rain!Rain!Goaway!Comeagainanotherday!LittleJohnnywantstoplay.Rain!Rain!Goaway!Comeagainanotherday!Itsmotherswashingday.fightv.n.打架打架dininghall食堂食堂hallwayn.走廊走廊 listento听听musicplayeruniformsn.制服制服wearahat戴帽子戴帽子sorryadj.对对不起不起outsideadv.外出外出arrivev.到达到达Dont arrive late for class.You must b
2、e on time.Dont fight!Dont listen to music in class.1a Whichrulesarethesestudentsbreaking?Writethenumberoftherulenexttothestudent.2.Dontruninthehallways.4.Dontlistentomusicinclass.5.Dontfight.1.Dontarrivelateforclass.Youmustbeontime.43253.Donteatintheclassroom.Youmusteatinthedininghall.Peter_Amy_Mike
3、_1b Listen.Whatrulesarethesestudentsbreaking?Writethenumbersafterthenames.1.Dontarrivelateforclass.Youmustbeontime.2.Dontruninthehallways.3.Donteatintheclassroom.Youmusteatinthedininghall.4.Dontlistentomusicinclass.5.Dontfight.Dontfightwithyourclassmates.Tellyourclassmatewhattherulesshouldbe.Dontlis
4、tentomusicintheclassroom.Dontarrivelateforschool.Donteatintheclassroom.Youmusteatinthedininghall.Dontruninthehallways.Well,wecantarrivelateforclass.Wemustbeontime.1c StudentAisanewstudent.StudentBtellsStudentAabouttherulesabove.Whataretherules?Dontruninthehallways.DonteatintheclassroomYoumusteatinth
5、edininghall.Whataretheotherrules?Dontlistentomusicinclass.Dontfight.1._listentomusicintheclassroomorhallways2._listentomusicinmusicroom3._listentomusicoutside4._eatintheclassroom2a Listencheck()theactivitiesAlanandCindytalkabout.5._eatinthedinninghall6._eatoutside7._wearahat8._fight1.listentomusicin
6、theclassroomorhallways2.listentomusicinmusicroom3.listentomusicoutside4.eatintheclassroom5.eatinthedininghall6.eatoutside7.wearahat8.fightcancantcancantcancantcancantcancantcancantcancantcancant2bListenagain.CanAlanandCindydotheseactivities?Circlecanorcantabove.Well,wecantlistentomusicintheclassroom
7、orhallways.Butwecanlistentomusicinmusicroom.2c StudentAisAlan.StudentBisCindy.Talkabouttherulesin2a.Whataretheschoolrules,Alan?Wecanteatintheclassroom,butwecaneatinthedininghall.Uh-huh.No,youcant.Whatelse?Oh,youcantfightwithyourclassmates.Thatmakestheteachersreallyunhappy.Oh,canwewearahatinclass?Ise
8、e.writeordrawonthedesksusemobilephonessitonthedesksspeakorlaughloudlyintheclassroomrunaroundintheclassroomCan or cantNo,youcant.Canwewriteordrawonthedesks?Right.Wecantwriteordrawonthedesks,butwecanwriteordrawonpaperorinnotebooks.1.IsJohnnewatschool?_2.Aretheremanyrulesatschool?_2d Readtheconversatio
9、nin2dandanswerthequestions.Yes,heis.Yes,thereare.3.Canhebrightmusicplayerstoschool?_4.Dotheyhavetoalwaysweartheschooluniform?_No,hecant.Yes,theydo.2d Role-playtheconversation.1)arrive后面可以不跟到达的地点。后面可以不跟到达的地点。e.g.Dontarrivelateforschool.不要上学不要上学迟迟到。到。1.arrivev.到达到达=get(to)e.g.TheyarrivedinBeijingatsix
10、.他们六点钟到的北京。他们六点钟到的北京。Weusuallyarriveatthevillageinthemorning.我们通常在早上到那个小村庄。我们通常在早上到那个小村庄。2)arrive后面也可以跟到达的地点。但后面也可以跟到达的地点。但后面必后面必须须要跟介要跟介词词in（大地方）或（大地方）或at（小地方）。（小地方）。1.Mymotherusuallyget_schoolat7:40inthemorning.2.Whendoyouusuallyarrive_thebusstation?3.Jennysuncleusuallyarrives_Shanghaiintheevening
11、.选词选词填空填空:in,at,totoinat1)listenv.听；用来提醒某人注意，后面听；用来提醒某人注意，后面不跟事物。不跟事物。e.g.Listen!Whossingingintheclassroom?听！谁在教室里唱歌？听！谁在教室里唱歌？2)如果后面跟要听的事物，应跟介词如果后面跟要听的事物，应跟介词to再再跟事物。跟事物。e.g.Listentoourteachercarefully.认真听老师讲。认真听老师讲。2.listen的用法的用法:3.fight打架，争吵打架，争吵1)作作动词动词用用e.g.Jackneverfightswithhisbrother.杰克从不和他的
12、弟弟打架。杰克从不和他的弟弟打架。2)作名作名词词，意，意为为“打架；争吵打架；争吵”;常用常用词组词组haveafight“打架；吵架打架；吵架”e.g.Didyouhaveafightwithher?你和她吵你和她吵过过架架吗吗？4.wearv.意意为为“穿、戴穿、戴”e.g.MyauntwearsablueskirtandawhiteT-shirt.我姑姑穿着我姑姑穿着蓝蓝色的裙子，白色的色的裙子，白色的T恤。恤。Doeshewearglasses?他戴眼他戴眼镜吗镜吗？5.haveto与与musthaveto着重于客着重于客观观的需要，含有的需要，含有“不得不得不不”的客的客观观强强制
13、性；制性；must着重于主着重于主观观上上自己自己认为认为有有义务义务、有必要、有必要。如：。如：Shehastocleantheroomeveryweek.她每周都得打她每周都得打扫扫房房间间。Imustgonow.我我现现在必在必须须走。走。含有含有haveto的句子变一般疑问句或否定的句子变一般疑问句或否定句时要句时要借助助动词借助助动词do/dont或或does/doesnt；而含有；而含有must的句子变一般疑问的句子变一般疑问句是直接将句是直接将must提前至句首，变否定句提前至句首，变否定句是在是在must后加后加not。如：。如：Hedoesnthavetodoit.他不必做那
14、件事。他不必做那件事。Hemustntdoit.他不许做那件事。他不许做那件事。Doeshehavetodoit?他不得不做那件事吗？他不得不做那件事吗？Musthedohishomework?他必须做他的作业吗？他必须做他的作业吗？在否定句中，在否定句中，dont/doesnthaveto表示表示“没有必要没有必要”，mustnot/mustnt表示表示“不允许不允许”。如：如：Youdonthavetogothere.你不必去那儿。你不必去那儿。Youmustnot/mustntgothere.你不许去那儿。你不许去那儿。练一练：用练一练：用haveto,must填空填空1.Itscold
15、outside.We_stayathome.2.We_begoodwithourparents.havetomust根据各题后括号内的要求完成下列各题。根据各题后括号内的要求完成下列各题。1.Hehastoweartheschooluniformatschool.(改为一般疑问句改为一般疑问句)_he_weartheschooluniformatschool?2.Theyhavetodotoomuchhomeworkeveryday.(改为否定句改为否定句)They_dotoomuchhomeworkeveryday.Doeshavetodonthaveto3.Wemustfinishourw
16、orknow.(改为一改为一般疑问句般疑问句)_we_ourworknow?Mustfinish1.不要在上课时听音乐。不要在上课时听音乐。_2.我们必须准时。我们必须准时。_3.我们能把音乐播放器带到学校里来吗？我们能把音乐播放器带到学校里来吗？_4.在图书馆里我们必须保持安静。在图书馆里我们必须保持安静。_5.不要在楼道里跑不要在楼道里跑。_Dontlistentomusicinclass.Wemustbeontime.将下列句子将下列句子译译成英成英语语。Canwebringthemusicplayertoschool?Wemustkeepquietinthelibrary.Dontru
17、ninthehallways.提示：提示：1.上学不要上学不要迟迟到到2.按按时时上上课课3.穿校服穿校服4.不在教室里吃不在教室里吃东东西西5.不要在教室里戴帽子不要在教室里戴帽子6.在餐在餐厅厅吃吃东东西西Writetherulesinyourschool.Follow the rules at school!Follow the rules at school!Unit 4Unit 4 Bepolitetoeachother.Wearschooluniform.Dontbelateforschool.Dontsayruderemarksinschool.Donteatsnacksincl
18、ass.Dontshoutinclass.说唱下列歌谣：说唱下列歌谣：1.不要在楼道里跑。不要在楼道里跑。_2.不要打架。不要打架。_3.有什么规则？有什么规则？_4.我们必须按时上课我们必须按时上课._阅读阅读GrammarFocus部分，完成下列句子。部分，完成下列句子。Dontfight.Dontruninthehallways.Whataretherules?Wemustbeontimeforclass.5.我们可以在教室里吃东西吗？我们可以在教室里吃东西吗？_6.不能。但我们可以在餐厅里吃东西。不能。但我们可以在餐厅里吃东西。_7.我们可以在上课的时候带帽子吗？我们可以在上课的时候带
19、帽子吗？_Canwewearahatinclass?No,wecant,butwecaneatinthedininghall.Canweeatintheclassroom?8.他在学校里必须穿校服吗？他在学校里必须穿校服吗？_9.是的，必须。是的，必须。/不，不必。不，不必。_10.你们必须做什么？你们必须做什么？_11.在图书馆里我们必须保持安静。在图书馆里我们必须保持安静。_Yes,hedoes./No,hedoesnt.Doeshehavetowearauniformatschool?Whatdoyouhavetodo?Wehavetobequietinthelibrary.祈使句是表示
20、祈使句是表示请请求、命令、建求、命令、建议议等的句等的句子。子。句子中通常不出句子中通常不出现现主主语语，谓语动词谓语动词一律用原形一律用原形。根据句子。根据句子语语气的气的强强弱，句弱，句末用感末用感叹叹号或句号。号或句号。一、祈使句的肯定式一、祈使句的肯定式1.以行为动词原形开头，简称以行为动词原形开头，简称Do型型。e.g.Comehere.到这儿来。到这儿来。2.以动词以动词be开头，简称开头，简称Be型型。e.g.Bequiet,please.请安静。请安静。3.以以Let开头，简称开头，简称Let型型。e.g.Letsgo!咱们走吧咱们走吧!注意注意有时可在祈使句的句首或句尾加上有
21、时可在祈使句的句首或句尾加上please，使语气显得客气、有礼貌，使语气显得客气、有礼貌。如果在句尾。如果在句尾加加please，应该用逗号与前句隔开。，应该用逗号与前句隔开。e.g.Gothisway,please.请这边走。请这边走。二、祈使句的否定式二、祈使句的否定式1.Do型和型和Be型的否定式是在句首加型的否定式是在句首加dont。e.g.Dontsithere.不要坐在这儿。不要坐在这儿。Dontbelate.别迟到。别迟到。2.以以let开头的祈使句开头的祈使句，其否定式有两种：，其否定式有两种：一种是一种是直接在句首加直接在句首加dont，另一种是，另一种是“let+宾语宾语+
22、not+动词原形动词原形+(其他其他)”。e.g.Dontlethimgo.不要让他走。不要让他走。Letsnotgothere.咱们别去那儿。咱们别去那儿。注意注意“No+名词名词/动词动词 ing形式形式”表示禁止或规表示禁止或规劝，常用于公共场所劝，常用于公共场所。e.g.Nophotos!禁止拍照！禁止拍照！Nosmoking！禁止吸烟！禁止吸烟！将下列句子翻译成英语。将下列句子翻译成英语。1.请看这幅图画。请看这幅图画。2.不要在教室里跑。不要在教室里跑。3.让我们帮助他。让我们帮助他。Pleaselookatthepicture./Lookatthepicture,please.D
23、ontrunintheclassroom.Letshelphim.4.在图书馆保持安静。在图书馆保持安静。5.上课不要迟到。上课不要迟到。Bequietinthelibrary.Dontbelateforclass.LibraryRules1.Donttalk.2._3._4._3a Writetherulesfortheschoollibrary.Dontlistentomusic.Donteatordrink.Donttakephotos.方法指方法指导导：1.由由图图示可知都是一些禁止示可知都是一些禁止类类的祈使句。的祈使句。2.可知可知应应用用“Dont+动词动词原形原形”句子。句子。
24、1.Bequiet?(she/haveto/inthelibrary)Q:Doesshehavetobequietinthelibrary?A:Yes,shedoes.3b Usethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.2.Eat?(he/haveto/inthedinninghall)Q:_A:_3.Listentomusic?(we/can/inthehallways)Q:_A:_4.Wearahat?(we/can/intheclassroom)Q:_A:_1.根据例句，可知要求
25、我根据例句，可知要求我们们造造一般疑一般疑问问句句并根据并根据实际实际情况情况进进行回答行回答。2.先先确定句子的主确定句子的主语语。3.再再确定用情确定用情态动词还态动词还是用助是用助动词动词来构成来构成疑疑问语问语序。序。4.根据根据实际实际情况做出肯定或否定回答情况做出肯定或否定回答，答，答语语的主的主语语要与要与问问句保持一致。句保持一致。2.Eat?(he/haveto/inthedininghall)Q:_?A:_3.Listentomusic?(we/can/inthehallways)Q:_?A:_4.Wearahat?(we/can/intheclassroom)Q:_?A:
26、_Thenanswerthequestions.Yes,hedoes.DoeshehavetoeatinthedininghallCanwelistentomusicinthehallwaysNo,wecant.CanwewearahatintheclassroomNo,wecant.Atmydreamschool,wedonthavetocometoschooleveryday.Wecaneatinclass.3c Makeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.Yourclassmatesvoteforthe
27、CoolestSchool!Wedonthavetowearschooluniforms.Wecanlistentomusicinclass.Wecaneatintheclassroom.Wedonthavetodohomework.Atmydreamschool,wedonthavetocometoschooleveryday.Wecaneatintheclassroom.Wecanlistentomusicinclass.Wedonthavetodohomework.Wedonthavetowearschooluniformsatschool.Great!Jimsschoolistheco
28、olest.Discussandmakerulesforthecomputerroominyourschool.ComputerRules1._2._3._4._5._Wemustbequietinthecomputerroom.Dontruninthecomputerroom.Donteatordrinkinthecomputerroom.Wearslippersinthecomputerroom.ComputerRules1._2._3._4._5._Wemustbequietinthecomputerroom.Donteatordrinkinthecomputerroom.Dontrun
29、inthecomputerroom.Wearslippersinthecomputerroom.Cleanthecomputerroomeveryday.1.Hehastoeatbreakfastquickly.(改改为为一一般疑般疑问问句句)_2.Playvolleyballafterclass.(改改为为否定句否定句)_句型转换句型转换Doeshehavetoeatbreakfastquickly?Dontplayvolleyballafterclass.3.Wecanwearsportsshoesinclass.(改改为为一一般疑般疑问问)_4.Dontarrivelateforclas
30、s.(改改为为同同义义句句)_5.Erichastodohishomeworkbeforesix.(对对划划线线部分提部分提问问)_Canwewearsportsshoesinclass?Wemustbeontimeforclass.WhatdoesErichavetodobeforesix?1.RememberthesentencesintheGrammarFocus.2.Writefiverulesinyourfamily.Unit 4Unit 4Dontruninside.不要在室内乱跑。不要在室内乱跑。Dontpush.不要推搡。不要推搡。Dontlitter.不乱扔垃圾。不乱扔垃圾。
31、Saveelectricity.节约用电。节约用电。Savewater.节约用水。节约用水。你知道这些规则的意思吗？你知道这些规则的意思吗？gooutpracticetheguitarhelpmommakebreakfastcleanhisroomdothedishesseefriends1a Matchthepicturesa-hwiththerules._ goout_seefriends_dohishomework_practicetheguitar_dothedishes_watchTV_helphismommakebreakfast_cleanhisroomahcbegfd1b Li
32、stenandputanxforthingsDavecantdoandaforthingshehastodo.RulesCantHaveto/mustgooutseefriendsdohishomeworkpracticetheguitardothedisheswatchTVhelphismommakebreakfastcleanhisroomx xx xx x1c Listenagain.WritewhenDavehastofollowtherulesinthechartin1b.Choosefromthephrasesinthebox.onschoolnightsonschooldayse
33、verySaturdayafterdinnerbeforedinnerafterschoolintheeveningeverymorning RulesWhengooutseefriendsdohishomeworkpracticetheguitardothedisheswatchTVhelphismommakebreakfastcleanhisroomafterschoolbeforedinnerafterdinnereverymorningonschoolnightsonschooldaysintheeveningeverySaturday1d TalkabouttherulesinDav
34、eshouseingroups.Hecantgooutonschoolnights.Hecantseehisfriendsonschooldays.HecantwatchTVintheevening.Hehastodohishomeworkafterschool.Hemustpracticetheguitarbeforedinner.HemustcleanhisroomeverySaturday.Hehastohelphismommakebreakfasteverymorning.Hecantgooutonschoolnights.Hecantseehisfriendsonschooldays
35、.Hehastodohishomeworkafterschool.Hemustpracticetheguitarbeforedinner.HecantwatchTVintheevening.Hehastohelphismommakebreakfasteverymorning.HemustcleanhisroomeverySaturday.ReportDavesrules.Seewhoisthebest?terribleadj.可怕的可怕的readv.读读dirtyadj.脏的脏的kitchenn.厨房厨房makethebed整理床整理床relaxv.放放松；休息松；休息noisyadj.吵吵闹
36、闹的的strictadj.严厉严厉的的followtherules遵守纪律遵守纪律rememberv.记得记得learnv.学习学习keepquiet保持安静保持安静2a Whenyouareunhappyaboutsomething,whodoyouliketotalkto.Mygoodfriend?Myfather?Mymother?Mycousin?Myteacher?YoucantalktoDrKnow.Heknowseverything.2b Readthepassageandanswerthequestions.Fast readingHowdoesMollyfeelaboutth
37、erules?_Itsterrible.Careful readingReadtheletters,underlinetherulesforMolly.1.通通读读全文，掌握文章的大意。全文，掌握文章的大意。2.题题目要求我目要求我们寻们寻找有关找有关Molly在家庭及在在家庭及在学校里的学校里的规则规则。表达。表达规则规则的句子常的句子常为为祈祈使句、或含有使句、或含有must及及have的句子。的句子。3.读读短文短文寻寻找找这这种种类类型的句子。根据句意型的句子。根据句意确定是否是她的确定是否是她的规则规则。4.最后最后,再再读读一遍一遍课课文文,检查检查一下答案的正一下答案的正确性。确
38、性。阅读指导阅读指导DearDr.Know,Therearetoomanyrules!At6:00a.m.,mymomsays,“Getupnowandmakeyourbed!”Afterbreakfast,mymomalwayssays,“Dontleavethedirtydishesinthekitchen!”Afterthat,IruntoschoolbecauseIcantbelate.Atschool,wehavemorerulesdontbenoisy,donteatinclass,Check the answersMydadsaysIcantplaybasketballafter
39、schoolbecauseImustdomyhomework.Icanplayonlyonweekends.Afterdinner,Icantrelaxeither.ImustreadabookbeforeIcanwatchTV.ButIhavetogotobedbefore10:00.Rules,rules,rules!Itsterrible!WhatcanIdo,Dr.Know?MollyBrown,NewYork.1.Molly_playbasketballonschooldays,butshe_playitonweekends.2.Molly_doherhomeworkfirstwhe
40、nshegetshome.3.Molly_readabookafterdinnerbeforeshe_watchTV.2c Readthelettersagain.Completethesentenceswithhave to/must,canor cant.cantcanmustmustcan4.Atschool,Molly_benoisyoreatinclass.5.Parentsandschoolsmakerulestohelpstudents.Sostudents_followtherules.canthaveto1.Whichrulesdoyouthinkarefair?2.Whic
41、hrulesdoyouthinkareunfair?3.IfyouwereDr.Know,whatwouldyousaytoMolly?1.DearDr.KnowDr.为为doctor（博士；医生；医师）一（博士；医生；医师）一词的词的缩写形式缩写形式，放于姓氏之前，表示放于姓氏之前，表示对人的尊称对人的尊称。Dr.采用的是首尾缩写法，采用的是首尾缩写法，取首字母和词尾字母将单词进行缩写。取首字母和词尾字母将单词进行缩写。2.makethebed/makeonesbed整理床铺整理床铺e.g.Bobalwaysmakeshisbedhimself.鲍勃总是自己整理床铺。鲍勃总是自己整理床铺。C
42、anyoumakethebed?你会整理床铺吗？你会整理床铺吗？3.noisyadj.意为意为“吵闹的吵闹的”e.g.Wecantbenoisyinclass.我们不能在教室里大吵大闹。我们不能在教室里大吵大闹。4.practicev.意为意为“练习练习”后面可跟名后面可跟名词、代词或动名词。词、代词或动名词。e.g.ImustpracticeEnglisheverymorning.我每天早晨必须练习英语。我每天早晨必须练习英语。Mr.XupracticesdoingKongfueveryday.许先生每天练习功夫。许先生每天练习功夫。5.Afterdinner,Icantrelaxeithe
43、r.晚饭后我也不能轻松。晚饭后我也不能轻松。副词副词either表示表示“也也”，用于否定句句，用于否定句句末末，用法与表示肯定或陈述的副词用法与表示肯定或陈述的副词too相似相似，可用逗号与语句的主题隔开。，可用逗号与语句的主题隔开。e.g.YoulikeEnglish.Ilikeit,too.你喜欢英语，我也喜欢。你喜欢英语，我也喜欢。MyfathercantspeakEnglish.Mymothercant(speakit),either.我爸不会讲英语，我妈也不会。我爸不会讲英语，我妈也不会。6.before在在之前之前;after在在之后之后；它们的它们的后面可以跟表示时间的点，也可
44、后面可以跟表示时间的点，也可以跟一个从句表示时间以跟一个从句表示时间。e.g.Washyourhandsbeforedinner.饭前洗手。饭前洗手。Doyourhomeworkafterschool.放学后做作业。放学后做作业。Brushyourteethbeforeyougotobed.睡睡觉觉前刷一下牙。前刷一下牙。Mrs.Wuusuallymakesdinnerforthefamilyfirstaftershegetshome.吴太太在到家之后通常先吴太太在到家之后通常先为为家人做家人做饭饭。7.bestrict(withsb.)(对对某人某人)严严格的格的e.g.Ourmathtea
45、cherisverystrict.我我们们的数学老的数学老师师很很严严格。格。Areyourparentsstrictwithyou?你的父母你的父母对对你你严严格格吗吗？8.Therearealotofthingsyoucando.有许多你可以做的事情。有许多你可以做的事情。此句中此句中alotofthingsyoucando是一个是一个名词短语名词短语，句子，句子youcando起着修饰，起着修饰，限定名词限定名词things的作用的作用。英语中当句子。英语中当句子限定修饰名词时要放在该名词之后。限定修饰名词时要放在该名词之后。e.g.Therearealotofsongsyoucansi
46、ng.有许多歌曲你可以唱。有许多歌曲你可以唱。1.Therearetoomanyrules.Ifeel_.2.Theyusuallytakeawalk_dinner.3.Donteatanything_yougotobed.4.Youclothesare_.Letmehelptowashthem.dirtyterriblebeforeafterbefore,after,terrible,strict,relax,dirty,practices,luck选词选词填空填空5.Peter_baseballfortwohourseveryday.6.IllhaveanEnglishtesttomorr
47、ow.Good_.7.Dontbe_tothem.Theyretooyoung.8.Youcan_foranhourafterthegames.practicesluckstrictrelax一一.熟熟读读两封英两封英语语信。信。二二.用下列用下列词汇词汇造句。造句。1.toomany2.makeonesbed3.belatefor4.after5.before6.haveto7.bestrictwithsb.Whats the rule?DomyhomeworkfirstwhenIgethome.Whats the rule?ImustreadabookbeforeIcanwatchTV.W
48、hats the rule?Playbasketballonlyonweekends.onweekendsWhats the rule?makedinner,everydayIhavetohelpmommakedinereveryday.Whats the rule?Ihavetopracticetheviolinforanhourafterdinner.afterdinner,foranhourWhats the rule?Dontseefriendsonweekends.seefriends,onweekendsDearDr.Know,_youhelpme?Imnothappybecaus
49、etherearetoomanyrulesathome.Everymorning,I_getupatsixoclock.Atschool,I_wearaschooluniform,andI_keepmyhairshort.Afterschool,I_playwithmyfriendsorwatchTVbecauseI_domyhomework.I_relaxonweekendseitherbecauseI_learntoplaythepiano.Ineverhavefun,what_Ido?ZhaoPei3aCompleteZhaoPeisletterstoDr.Knowusinghave t
50、o/must,can/cant.1.明确明确must,haveto,can,cant的用法的用法：must强强调调主主观观上的需要；上的需要；haveto强强调调客客观观上上的需要。的需要。can可以；可以；cant不可以。不可以。2.先通先通读读全文，理解短文大意。全文，理解短文大意。3.理解每句理解每句话话的意思，根据的意思，根据语语境确定用哪一个境确定用哪一个情情态动词态动词。4.寻寻找句子中有找句子中有标标志性的志性的单词单词。如看到。如看到or，either等等词词，可知本句，可知本句应应是否定句。是否定句。5.最后，再通最后，再通读读一遍短文，看有没有一遍短文，看有没有错误错误或不