2023学年完整公开课版Don't eat in class

Don’teatinclass.SectionA2d-3c

Unit4Unit4

haveto/hasto/hadto

don’t/doesn’thaveto=needn’t必须，不得不不必、没有必要1.我们必须穿校服吗？2.玛丽必须穿运动鞋上体育课。3.琳达，你不必在上午七点前到校。4.

他们在学校不得不做什么呢？5.我们必须在课上保持安静。Dowehavetowearauniform?MaryhastowearsportsshoesforPEclass.Linda,youdon’thavetogettoschoolbeforeseveninthemorning.Whatdotheyhavetodoatschool?Wehavetokeepquietinclass.用haveto或hasto填空。1.We________cleanourclassroomafterschool.2.She_________makeherbedaftergettingup.3.It’slate.MrBeckman______gotoworkbycar.4.EmilyandPeterjoinamusicclub.They_______practicetheguitareveryday.havetohavetohastohasto8.他在学校里必须穿校服吗？__________________________________9.是的，必须。/不，不必。_______________________________10.你们必须做什么？_______________________________11.在图书馆里我们必须保持安静。

_________________________________Yes,hedoes./No,hedoesn’t.Doeshehavetowearauniformatschool?Whatdoyouhavetodo?Wehavetobequietinthelibrary.2.Eat?(he/haveto/inthedininghall)Q:________________________________?A:_____________3.Listentomusic?(we/can/inthehallways)Q:________________________________?A:_____________4.Wearahat?(we/can/intheclassroom)Q:_____________________________?A:____________Thenanswerthequestions.Yes,hedoes.DoeshehavetoeatinthedininghallCanwelistentomusicinthehallwaysNo,wecan’t.CanwewearahatintheclassroomNo,wecan’t.2d.Role-playtheconversation.John:Hi,myname’sJohn.It’smyfirstdayatschool.Alice:Hi,John.I’mAlice.Thisisagreatschool,buttherearealotofrules.John:Really?Whataresomeoftherules?Alice:Well,don’tbelateforclass.Thisisveryimportant.John:OK,sowemustbeontime.Canwebringmusicplayerstoschool?Alice:No,wecan’t.Andwealwayshavetoweartheschooluniform.John:Isee.Alice:Oh,andwealsohavetobequietinthelibrary.Let’slookatMary’sMondayatschool.There’sagymclasstoday.Ihavetowear_____________.

sportsshoesButthere’sapartyatschooltoday,soIdon’thavetowear______________.

uniformAfterschool,Ihavetocleanthe_________.classroomWehavetowearauniformatschool.We

haveto

cleantheClassroomeveryday.Whatelsedoyouhavetodo?一、祈使句用法：一般以动词原形开头，表示请求、命令、劝说、警告等。在祈使句中，通常省略句子主语第二人称you。2.句子结构(1)肯定句：__________+其他在餐厅里吃东西。

________________________________

在音乐教室里听音乐。

________________________________

骑自行车去上学。

_________________________________探究乐园动词原形Eatinthedininghall.Listentomusicinthemusicroom.Ridethebiketoschool.(2)否定句:

_____+_________+其他

不要和同学们打架。

_______________________________

不要在教室里打篮球。 ________________________________Don’tfightwithyourclassmates.

Don’tplaybasketballintheclassroom.Don’t动词原形以let引起的句子____+sb.+动词原形让我们步行去上学吧。 _________________(4)No+动词-ing形式。表示“禁止、规劝”

禁止停车！NoParking.禁止吸烟！NoSmoking.LetLet’swalktoschool.观察句子中haveto的使用，可知haveto是由于客观需要而必须、不得不做某事。结构:主语＋have

to＋动词原形＋其他1）一般现在时,主语是第三人称单数时,用has

to。2)否定形式:主语＋don’t

have

to＋动词原形＋其他。观察与思考1一般现在时,主语是第三人称单数时,用doesn’t

have

to。Nick

wear

a

uniform.尼克不必穿制服。

doesn't

have

to1.不要在楼道里跑。__________________2.不要打架。_________________3.有什么规则？_________________4.我们必须按时上课.__________________5.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。

________________________________7.我们可以在上课的时候带帽子吗？

___________________________阅读GrammarFocus部分，完成下列句子。Don’tfight.

Don’truninthehallways.Whataretherules?Wemustbeontimeforclass.

GrammarFocusCanweeatintheclassroom?No,wecan’t,butwecaneatinthedininghall.

Canwewearahatinclass?Don’truninthehallways.Don’tfight.Whataretherules?Wemustbeontimeforclass.Canweeatintheclassroom?No,wecan’t,butwecaneatinthedininghall.Canwewearahatinclass?Yes,wecan./No,wecan’t.Doeshehavetowearauniformatschool?Yes,hedoes./No,hedoesn’t.Whatdoyouhavetodo?Wehavetobequietinthelibrary.GrammarFocus观察与思考2情态动词can表示能力“会,能”Can

you

play

the

guitar?

你会弹吉他吗？I

can

dance

and

sing.

我能跳舞又能唱歌。结构:主语＋can＋

haveto意思是“必须、不得不”,它侧重于客观上的必要和外界的权威。结构:

主语＋have

to＋do动词原形do动词原形LibraryRulesDon’ttalk.______________________________________________________3a

Writetherulesfortheschoollibrary.WritingDon’tlistentomusic.Don’teatordrink.Don’ttakephotos.方法指导：1.由图示可知都是一些禁止类的祈使句。2.可知应用“Don’t+动词原形”句子。3a.Writetherulesfortheschoollibrary.LibraryRules1.2.3.4.Don’ttalk.

Don’teat.

Don’tlistentomusic.

Don’ttakephotos.

Run._____run.Don’tDon’twalk.Walk.

LookatsignsyouseeinyourdailylifeandtrytodescribetheminEnglish.3b.Usethewordstomakequestionsabouttherules.Bequiet?Q:Doesshehavetobequietinthelibrary?(she/haveto/inthelibrary)?A:Yes,shedoes.Eat?Q:______________________________________________________(he/haveto/inthedininghall)?A:__________________Doeshehavetoeatinthedininghall?Yes,hedoes.Listentomusic?Q:______________________________________________________(we/can/inthehallways)?A:__________________Wearahat?Q:______________________________________________________(we/can/intheclassroom)?A:__________________Canwelistentomusicinthehallways?No,wecan’t.Canwewearahatintheclassroom?No,wecan’t.Wecaneatinclass.Wedon’thavetocometoschooleveryday.…3c.Makeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!Atmydreamschool,wedon’thavetocometoschooleveryday.We…PressconferenceDearstudents,Inordertohaveagoodenvironment(环境),weshouldhavesomerulesinourschool.Herearesomesuggestions;wehopethatallofuscanhavealookatthem.1.Don’tsleepinclass.2.Cleantheclassroomeveryday.3.__________________________4.__________________________5.__________________________6.__________________________Yours

____

假如你是学校的校长,你想制订哪些校规,

将其记录并尝试告诉校长你的想法。用所给单词的适当形式填空。1.Don’t________(listen)tomusicinthelibrary.2.Dowehaveto________(clean)theroomeveryday?3.Youcan’t________(wear)sunglassesintheclassroom.4.Please________(arrive)atschoolontime(准时).5.Johnisoftenlatefor_______(class).classlistencleanweararrive课堂练习将下面的句子改为祈使句，每空一词。1.Youcancomein.__________,please.2.Icanhelpyou._____me______you.3.Youcan’teatinclass.____________inclass.4.Youcan’tbelateforschool.__________lateforschool.5.Youcan’ttakephotoshere.____photoshere.ComeinLethelpDon’teatDon’tbeNoAtmydreamschool,wedon’thavetocometoschooleveryday.Wecaneatintheclassroom.Wecanlistentomusicinclass.Wedon’thavetodohomework.Wedon’thavetowearschool