人教版七年级下Unit4 Don’t eat in class.复习课件.ppt

Unit4Donteatinclass.,Languagegoal:Talkaboutrules,Schoolrules,1.Dontarrivelateforclass.Youmustbeontime.,2.Dontruninthehallways.,3.Donteatintheclassroom.Youmusteatinthedininghall.,4.Dontlistentomusicinclass.,5.Dontfight.,Whatcanyoudoatschool?Whatcantyoudoatschool?,情态动词can表许可，意为“可以”。cant“不可以”,wecant.,butwecan.,2a,Practice,Canwe?Yes,wecan.No,wecant.,eatinclasslistentomusicoutsidewearhatsatschoolfightinclasstalkinthelibrary,John:Hi,mynamesJohn.Itsmyfirstdayatschool.Alice:Hi,John.ImAlice.Thisisagreatschool,buttherearealotofrules.John:Really?Whataresomeoftherules?Alice:Well,dontbelateforclass.Thisisveryimportant.John:OK,sowemustbeontime.Canwebringmusicplayerstoschool?Alice:No,wecant.Andwealwayshavetoweartheschooluniform.John:Isee.Alice:Oh,andwealsohavetobequietinthelibrary.,2d.Role-playtheconversation.,5.情态动词haveto的用法:“必须、不得不”,它侧重于客观上的必要和被动。有人称和数的变化1)结构:主语haveto动词原形其他(主语是第三人称单数时,用hasto)如：,我们每天必须穿校服Wehavetowearschooluniformseveryday.汤姆每天必须练习弹吉它。Tomhastopracticetheguitareveryday.,2)否定形式:主语dont/doesnthaveto动词原形其他。如:尼克不必戴帽子。Nickdoesnthavetowearahat.今天我们不必做作业。Wedonthavetodoourhomeworktoday.,3)疑问句:Do(Does)主语haveto动词原形其他如：你必须在餐厅吃饭吗?Doyouhavetoeatinthedininghall?Yes,Ido./No,Idont.他必须打扫房间吗？Doeshehavetocleanhisroom?Yes,hedoes./No,hedoesnt.,按要求改写句子，每空一词。1.Paulhastoeatoutside.(改为一般疑问句)_Paul_eatoutside?2.Theycanwearhatsinthehall.(改为一般疑问句)_they_hatsinthehall?3.Thestudentshavetoweartheschooluniforms.(对划线部分提问)_dothestudents_?,Doeshaveto,Canwear,Whathavetodo,4.Youcantlistentomusicinthehallways.(改为祈使句)_tomusicinthehallways.5.Eatinthedininghall.(改为否定句)_inthedininghall.6.Dontarrivelatenexttime.(改为同义句)_latenexttime.,Dontbe,Dontlisten,Donteat,Unit4Donteatinclass.,SectionB1a-1d,goout,practicetheguitar,helpmommakebreakfast,cleanhisroom,dothedishes,seefriends,Newactivities,Dont_onschoolnights.,FAMILYRULES,goout,Hecantgooutonschoolnights.,FAMILYRULES,Dont_onschooldays.,seefriends,Hecantseefriendsonschooldays.,FAMILYRULES,_onSaturdays.,Cleanhisroom,Hehasto/mustcleanhisroomonSaturdays.,FAMILYRULES,_afterdinner.,Dothedishes,Hehasto/mustdothedishesafterdinner.,_everyday.,FAMILYRULES,Practicetheguitar,Hehasto/mustpracticetheguitareveryday.,Listenagain.WritewhenDavehastofollowtherulesinthechartin1b.Choosefromthephrasesinthebox.,1c,onschoolnightseverySaturdaybeforedinnerintheeveningonschooldaysafterdinnerafterschooleverymorning,Readtheletters.UnderlinetherulesforMolly.,DearDr.Know,Therearetoomanyrules!At6:00a.m.,mymomsays,“Getupnowandmakeyourbed!”Afterbreakfast,mymomalwayssays,“Dontleavethedirtydishesinthekitchen!”,2b,Afterthat,IruntoschoolbecauseIcantbelate.Atschool,wehavemorerules-dontbenoisy,donteatinclass,MydadsaysIcantplaybasketballafterschoolbecauseImustdomyhomework.,Icanplayonlyonweekends.Afterdinner,Icantrelaxeither.ImustreadabookbeforeIcanwatchTV.ButIhavetogotobedbefore10:00.Rules,rules,rules!Itsterrible!WhatcanIdo,Dr.Know?MollyBrown,NewYork,DearMolly,Iknowhowyoufeel.Peoplealwaystellus,“Dontdothis!”or“Youcantdothat!”Butthinkaboutit,Molly.Therearealotofthingsyoucando.Youcanplaybasketballonweekends.,YoucanwatchTVafteryoureadabook.Parentsandschoolsaresometimesstrict,butremember,theymakerulestohelpus.Wehavetofollowthem.Goodluck!Dr.Know,DearDr.Know,_youhelpme?Imnothappybecausetheretoomanyrulesathome.Everymorning,I_getupatsixoclock.Atschool,I_wearaschooluniform,andI_keepmyhairshort.Afterschool,CompleteZhaoPeisletterstoDr.Knowusinghaveto/must,canorcant.,3a,Can,ha