Unit4 Section A（2d～3c）.ppt

Unit4Donteatinclass.SectionA（2d3c）董秀娟董秀娟We must shout slogans before class.I keep discipline,I study hard,Im the best.Wehavetoexerciseeveryday.Wehavetoworkhardandhelpeachother.We have to do some reading every morning.Dontfightwithothers.=Wecantfightwithothers.Dontarrivelateforclass.=Wecantarrivelateforclass.Wecanteatinclass.=Donteatintheclassroom.Donthavelonghairforboys.=Boyscanthavelonghair.Dontsleepinclass.=Wecantsleepinclass.Wecantruninthehallways.=Dontruninthehallways.Dontplaysportsintheclassroomorinthehallways.Butwecanplayitoutside.Donttalkinclass.Dont talkwitheachotherinclass.Stop talkinginclass.Dontsmoke.Itsbadforyourhealth.Dont play cards at school.Dontlistentomusicintheclassroom.Whatrulesdoestheschoolhave?Dontbelateforclass.Dontbringmusicplayerstoshool.Youalwayshavetoweartheschooluniform.Youhavetobequietinthelibrary.musicplayer音乐播放器音乐播放器bringto school把把带带到学校来到学校来haveto不得不不得不【辨析】【辨析】bring与与takebring意为意为“带来；取来带来；取来”，是指把人或物从别处带到说话是指把人或物从别处带到说话人所在的地方。人所在的地方。eg：Pleasebringyourbookhere.请把你的书带到这儿来。请把你的书带到这儿来。【拓展】【拓展】bringsb.sth.bringsth.tosb.带给某人某物带给某人某物take意为意为“拿，取，带拿，取，带走走”，是指把人或物从说，是指把人或物从说话人的地方带到别处去。话人的地方带到别处去。eg：Takemyboxtomyroom.把我的箱子拿到我房把我的箱子拿到我房间去。间去。haveto意为意为“必须，不必须，不得不得不”，为情态动词，后，为情态动词，后常接动词原形，并且有人常接动词原形，并且有人称和数的变化。称和数的变化。haveto有第三人称单数形有第三人称单数形式，即式，即hasto.【拓展】【拓展】其否定形式是在其否定形式是在haveto前加前加dont或或doesnt，意为，意为“不不必必”，相当于，相当于neednt；疑问句要；疑问句要借助动词借助动词do或或does来完成。来完成。must也意为也意为“必须必须”，表示主，表示主观的义务和必要；观的义务和必要；haveto表示客表示客观需要必须做某事，有观需要必须做某事，有“不得不不得不”的意思。的意思。情态动词情态动词can的用法的用法can意为意为“能；会能；会”，表示做，表示做某事的能力，其否定式为某事的能力，其否定式为cant。eg：CanyouspeakEnglish？你？你会讲英语吗？会讲英语吗？表示表示“允许；许可允许；许可”。eg：Youcanteatinclass.你不能你不能在课堂上吃东西。在课堂上吃东西。肯定祈使句肯定祈使句Sit down.Come in.Eat at home.Lets go home.否定祈使句否定祈使句Dontsitdown.Dontcomein.Donteatathome.Donttalkinclass.祈使句用来表示请求、命令、叮嘱、号召或者劝告等,主语常是第二人称you,也就是听话者,因而you常省去。祈使句的开头是动词原形。句首或句末加上句首或句末加上please，若在句末加，若在句末加please，之前要用逗号，之前要用逗号隔开。隔开。祈使句的否定形式多以祈使句的否定形式多以donot(常缩写成常缩写成dont)开头开头,再再加上动词原形。加上动词原形。1.Sitdown.2.Comein.3.Eatathome.Dontsitdown.Dontcomein.Donteatathome.把下列祈使句改成否定句把下列祈使句改成否定句Practice:4.Listentomusicoutside.5.Doyourhomeworkatschool.Dontlistentomusicoutside.Dontdoyourhomeworkatschool.Libraryrules1.Donttalk.2._3._4._Donteat.Writetherulesfortheschoollibrary.3aDontlistentomusic.Donttakephotos.1.Bequite?(she/haveto/inthelibrary)Q:_A:_Usethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.3bDoesshehavetobequietinthelibrary?Yes,shedoes.2.Eat?(he/haveto/inthedininghall)?Q:A:Yes,hedos.Doeshehavetoeatinthedininghall?3.Listentomusic?(we/can/inthehallways)?Q:_A:_Canwelistentomusicinthehallways?No,wecant.4.Wearahat?(we/can/intheclassroom)Q:_A:_Canwewearahatintheclassroom?No,wecant.At my dream school1、Write or draw on the desk.2、Write or draw on the wall.3、Use mobile(移动的)phones.4、Sit on the desk.5、Play ping-pong.6、Chew gum.（口香糖，泡泡糖）7、Play with chalk.（粉笔）8、Run around in the classroom.9、Speak or laugh loudly in the classroom.10、Read comic（喜剧的，有趣的）books or picture books in class.1.late,dont,forschool,arrive2.music,listento,intheclassroom,dont3.eat,cant,intheclassroom,weDont arrive late for school.Dontlistentomusicintheclassroom.Wecanteatintheclassroom.Form sentences.组句组句 Dontsmoke.Nosmoking!Donttakephotos.Nophotos!Pleaseturnright!Doyouknowthese?Dontparkhere.Noparking.Dontturnleft.Donttalkloudly!Donttalk!Notalking!Homework.1、Finish the exercise book on 23,24.2、Write the rules of our school.