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1、Unit4Donteatinclass.教学课件设计洪江市托口中学刘利群Unit4Donteatinclass.Section A grammar focus3cWhat do we have to do at school or in the classroom?What cant we do ?Lets look and say some school or class rulers.教师寄语:Norules,nostandards.(没有规矩不成方圆。) We have to do some reading every morning.Wehavetoexerciseeveryday.W
2、ehavetoworkhardandhelpeachother.Wehavetocleanourclassroomandkeepitcleaneveryday.WehavetowearourschoolIDcard.Wehavetodohomeworkafterschool.Dontfightwithothers.=Wecantfightwithothers.Dontarrivelateforclass.=Wecantarrivelateforclass.Wecanteatinclass.=Donteatintheclassroom. Donthavelonghairforboys.=Boys
3、canthavelonghair.Dontsleepinclass.=Wecantsleepinclass. We cant run in the hallways.=Dontruninthehallways.Dontplaysportsintheclassroomorinthehallways.Butwecanplayitoutside.Donttalkinclass.Donttalkwitheachotherinclass.Stoptalkinginclass.Dontsmoke.Itsbadforyourhealth.Dontplaycardsatschool.Dontlistentom
4、usicintheclassroom.Letstalkaboutourfamilyrules.Dontwastewater.Turnoffthelightswhenweleavetheroom.eatinbedwatchTVlatetalkloudlyonthephonegetuplateonSundaysplaycomputergameslateatnightsingloudlyatnightmakethebedaftergettingupcleanthebedroomA: What do you have to do at home?B: We have toA: What cant yo
5、u do ?B: We cant Dontruninthehallways.Dontfight.Whataretherules?Wemustbeontimeforclass.Canweeatintheclassroom?No,wecant,butwecaneatinthedininghall.Canwewearahatinclass?Yes,wecan./No,wecant.Doeshehavetowearauniformatschool?Yes,hedoes./No,hedoesnt.GrammarFocusWhatdoyouhavetodo?Wehavetobequietinthelibr
6、ary.情态动词can的用法1)表示能力“会,能”Canyouplaytheguitar?你会弹吉他吗?JimcanspeakChinese.吉姆会说中文。Icandanceandsing.我能唱歌又能跳舞。2)表示允许、许可,“可以”、“能”Canthestudentsruninthehallway学生们可以在走廊上跑吗?Wecaneatoutside.我们可以在外面吃东西。注意:和大部分情态动词一样,can在否定句中,直接在can后加上not,在疑问句中,把can放到主语前面,并且没有人称和数的变化。haveto的用法表示客观的必要性:“必须,不得不”,在一定意义上与must可以互换。mu
7、st没有人称,数和时态的变化。haveto有人称,数和时态变化。Wehavetodohomeworkafterschool.Theymustbeontimeforclass.Shehastobequietinthelibrary.Doyouhavetogotoschoolontime?注意:haveto在否定句中,直接在haveto前面加dont,在一般疑问句中,在主语前面加助动词do,并且有人称,数和时态的变化。肯定祈使句肯定祈使句Sitdown.Comein.Eatathome.Letsgohome.否定祈使句Dontsitdown.Dontcomein.Donteatathome.Don
8、ttalkinclass.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please,若在句末加please,之前要用逗号隔开。祈使句的否定形式多以donot(常缩写成dont)开头,再加上动词原形。1.Sitdown.2.Comein.3.Eatathome.Dontsitdown.Dontcomein.Donteatathome.把下列祈使句改成否定句Practice:4.Listentomusicoutside.5.Doyourhomeworkatschool.Dontlistentomusi
9、coutside.Dontdoyourhomeworkatschool.1.late,dont,forschool,arrive2.music,listento,intheclassroom,dont3.eat,cant,intheclassroom,weDontarrivelateforschool.Dontlistentomusicintheclassroom.Wecanteatintheclassroom.Formsentences.组句Dontsmoke.Nosmoking!Donttakephotos.Nophotos!Pleaseturnright!Doyouknowthese?D
10、ontparkhere.Noparking.Dontturnleft.Donttalkloudly!Donttalk!Notalking!Libraryrules1.Donttalk.2._3._4._Donteat.Writetherulesfortheschoollibrary.3aDontlistentomusic.Donttakephotos.Usethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.3b1.Bequite?Q:Doesshehavetobequiteinthelibrar
11、y?(she/haveto/inthelibrary)A:Yes,shedoes.2.Eat?Q:_(he/haveto/inthedininghall)?A:_Doeshehavetoeatinthedininghall?No,hedoesnt.Hecanalsoeatoutside.3.Listentomusic?Q:_(we/can/inthehallways)?A:_4.Wearahat?Q:_(we/can/intheclassroom)?A:_Canwelistentomusicinthehallways?Canwewearahatintheclassroom?No,wecant.
12、No,wecant.3cMakeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!Atmydreamschool,wedonthavetocometoschooleveryday.WeThebestschoolrules1.Wecaneatinclass.2.Wedonthavetocometoschooleveryday.3.4.用所给单词的适当形式填空。1.Dont_(listen)tomusicinthelibrary.2.Dowehavet
13、o_(clean)theroomeveryday?3.Youcant_(wear)sunglassesintheclassroom.4.Please_(arrive)atschoolon time (准时).5.Johnisoftenlatefor_(class).classlistencleanweararrive将下面的句子改为祈使句,每空一词。1.Youcancomein._,please.2.Icanhelpyou._me_you.3.Youcanteatinclass._inclass.4.Youcantbelateforschool._lateforschool.5.Youcanttakephotoshere._photoshere.ComeinLethelpDonteatDontbeNo Summary:1.情态动词can的用法2.肯定祈使句和否定祈使句祈使句的常见句型结构3.通过谈论校规、家规及图书室规则,进一步掌握祈使句的用法,学会拟定规则,逐渐养成自觉遵守校纪班规的好习惯。