七年级英语下册 Unit 4 Don’t eat in class Section A（第2课时）课件 （新版）人教新目标版.ppt

,Unit4Donteatinclass,SectionA第2课时(2a-3c),Ourschoolisverybeautiful,therearealotofruleshelpingustostudybetter.Whatarethey?,1.Dontarrivelateforclass.Youmustbeontime.2.Dontruninthehallways.3.Donteatintheclassroom.Youmusteatinthedininghall.4.Dontlistentomusicinclass.5.Dontfight.,Listencheck()theactivitiesAlanandCindytalkabout.,2a,1._listentomusicintheclassroomorhallways2._listentomusicinmusicroom3._listentomusicoutside4._eatintheclassroom,5._eatinthedinninghall6._eatoutside7._wearahat8._fight,2a,Listenagain.CanAlanandCindydotheseactivities?Circlecanorcantabove.,2b,1.listentomusicintheclassroomorhallways2.listentomusicinmusicroom3.listentomusicoutside,cancantcancantcancant,4.eatintheclassroom5.eatinthedininghall6.eatoutside7.wearahat8.fight,cancantcancantcancantcancantcancant,StudentAisAlan.StudentBisCindy.Talkabouttherulesin2a.,2c,Whataretheschoolrules,Alan?,Well,wecantlistentomusicintheclassroom.Butwecanlistentomusicinmusicroom.,Wecanteatintheclassroom,butwecaneatinthedininghall.,Anythingelse?Iwanttoknowmore.,2c,2c,CanIwearahatintheclassroom.Ihaveaverybeautifulhat.,No,youcant.Andyoumustnotfightwithyourclassmates.Itwilldestroyyourfellings.,Readtheconversationandcompletethesentencese.,2c,1.Johnsnewschoolhas_.2.Itsimportant_.3.Johncant_musicplayersto_.4.John_wearsuniformstoschooland_inthelibrary.,alotofrules,tobeontime,bring,school,always,isquite,2d.Role-playtheconversation.,Hi,mynamesJohn.Itsmyfirstdayatschool.,Hi,John.ImAlice.Thisisagreatschool,buttherearealotofrules.,2d,Really?Whataresomeoftherules?,Well,dontbelateforclass.Thisisveryimportant.,OK,sowemustbeontime.Canwebringmusicplayerstoschool?,No,wecant.Andwealwayshavetoweartheschooluniform.,2d,Oh,andwealsohavetobequietinthelibrary.,2d,Isee.,GrammerFocus,Writetherulesfortheschoollibrary.,3a,LibraryRulesDonttalk._,Dontlistentomusic.,Donteatordrink.,Donttakephotos.,Usethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.,3b,Bequiet?(she/haveto/inthelibrary)Q:Doesshehavetobequietinthelibrary?A:Yes,shedoes.2.Eat?(he/haveto/inthedinninghall)Q:_A:_,Doeshehavetoeatinthedininghall?,Yes,hedoes.,Listentomusic?(we/can/inthehallways)Q:_A:_4.Wearahat?(we/can/intheclassroom)Q:_A:_,Canwelistentomusicinthehallways,No,wecant.,Canwewearahatintheclassroom,No,wecant.,3b,Wecaneatinclass.,Atmydreamschool,wedonthavetocometoschooleveryday.We,3c.Makeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!,一.祈使句1.含义：该句经常用来表示请求、命令、叮嘱、建议等，谓语动词用原形，句子没有主语，句子使用感叹号或者句号。2.句子结构（1）肯定句：be或行为动词原形+其他。如：Listentome,please.请听我说。,Languagepoints,Languagepoints,（2）否定句：Dont+be或行为动词原形+其他。如：Donteatintheclassroom.不要在教室里吃东西。3.句子类型（1）Be型：Be表语。如：Bequick!快一点！（2）V型：行为动词+宾语（V若是不及物动词则无宾语）+其他成分。,如：Closethedoor,please.请关门！（3）L型：Let+宾语+动词原形+其他成分。注：let后面的宾语是第一人称的时候，否定形式是在宾语后面加not。如：Letsnotdothatagain.咱们别那样做了。如果let的后面宾语是第三人称的时候，否定形式是在let前加助动词dont。如：Dontletthemcomein.不要让他们进来。,Languagepoints,二：情态动词must与haveto1.must:表示说话人的主观看法，即主观上的必要性，还用来表示命令和愿望。如：Youmustfinishyourhomework.你必须做完你的作业。2.haveto表示客观需要，即周围的环境、习惯等要求某人不得不或必须去做某事。,Languagepoints,如：Mymotherisill.Ihavetolookaftermylittersister.我妈妈病了,我必须在家照看我妹妹。注：(1)must只用于现在时，在表示过去、将来和完成时，用haveto的相应形式来代替must。如：Ihadtogetupearlyyesterday.我昨天必须早起。,Languagepoints,(2)haveto的否定形式为nothaveto，相当于neednt，意为“不必”；must的否定形式为mustnot，缩写为mustnt，意为“不能，千万不能”。如：Youdonthavetogotherenow.你现在不必去那儿。,Languagepoints,一.单项选择()1._withfire.Itsverydangerous.A.PlayingB.PlayC.DontplayD.Doesntplay()2.Thechildren_playfootballontheroad.A.canB.mustC.mu