人教版七年级英语下册 （Don't eat in class）SectionA 教学课件(第2课时)

Don'teatinclass.SectionA第2课时

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.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.Don'tbelateforclass.祈使句：表示命令、请求、建议或劝告的句子。肯定：（1）动词原形+其他

Standup,please.请起立。

（2）Be+adj.Becareful!小心！

（3）Letsb.+动词原形Let'sgotoschooltogether.咱们一起上学去吧。否定：（1）Don't+动词原形

Don'tstandup.别站起来。

（2）Letsb.+not+动词原形

Letthemnotplaywithfire.别让他们玩火。

（3）No+名词/doingNofishing.禁止垂钓。---Canwebringmusicplayerstoschool?---No,wecan't.can（情态动词）“能够、可以”Wecaneatinthedininghall.Butwecan'teatinclass.表示请求允许Wealsohavetobequietinthelibrary.haveto“不得不、必须”，侧重客观需要。must“必须、应该”，侧重主观要求。Ihavetodomyhomeworknow.Idon'thavetodomyhomeworknow.Doyouhavetodoyourhomeworknow?Yes,Ido./No,Idon't.Youmustgohomenow.Youmustn'tgohomenow.MustIgohomenow?Yes,youmust.No,youneedn't./No,youdon'thaveto.完成句子1._________playinthestreet.不要在大街上玩。2.I___________lookaftermysister.我不得不照顾我的妹妹。Don'thaveto

单项选择()1.Wecaneatinthedininghall.Butwe____eatintheclassroom.A.don'tB.didn'tC.can'tD.aren't()2.---Canyougooutwithyourfriends?---________.A.Yes,Ican’tB.Yes,pleaseC.No,Ican’tD.Yes,IdoCC祈使句：肯定：动词原形+其他；Be+adj.；Letsb.+动词原形

否定：Don't+动词原形；Letsb.+not+动词原形；No+名词/doing---Canwebringmusicplayerstoschool?---No,wecan't.“能够、可以”（表示请求允许）must/haveto用法区别：haveto侧重客观需要；must侧重主观要求。肯定、否定、疑问、回答方式。SectionA第1课时

Unit4Don’teatinclass.

教学重点学习目标CONTENTS

目录01030204拓展练习新课导入学习目标01学习目标Objectives1.学生能够使用can,can’t,haveto,must,

祈使句

谈论规章制度。

2.学生能够掌握并运用对话当中呈现的词汇,能复

述和模仿对话。

3.没有规矩不成方圆，做一个遵规守纪的好学生。

新课导入02说唱下列歌谣：Lead-inBepolitetoeachother.

Wearschooluniform.

Don’tbelateforschool.

Don’tsayruderemarksinschool.

Don’teatsnacksinclass.

Don’tshoutinclass.Rules餐厅规则校规classrules班规违反规则keeprulesbreakrules遵守规则diningrulesschoolruleswhatelse？Whatrulesdoyouknowinyourschool?RevisionschoolrulesDon'tfight.WemustarriveatschoolontimeDon'truninthehallway.Wehavetowear

schoolunformWecan'tbringmobilephonetoschoolWecan'tbringsnackstoschoolsayouttherules!RevisionWemustlistentotheteachercarefuiiyWecan'teatintheclassroom.Don'tsleepinclass.Wehavetocleantheclassroom.Don'tlistentomusicintheclassroom.Don'ttalkinclass.classrulessayouttherules!RevisiondiningrulesDon'tmakeyourtabledirty.Don'tcutinlinewhengettinglunch.Don'ttakefood

out.Don'twastefood.Wemustsavewater.Don'ttalkloudlywhenhavelunch.sayouttherules!Revision1.A:Whatarerulesinourschool?

B:Wemustbeontimeforclass.2.A:Canwe…?

B:Yes,wecan./No,wecan’t.Wemust…3.A:Dowehaveto…?

B:Yes,wedo./No,wedon’t.TalkaboutourschoolrulesAskandanswerRevision

Do型（用动词原型开头）1Don’t+动词原型2Wemust+

动词原型3

Wecan't+动词原型4

Wehaveto+动词原型5RulesHowtoexpressrules?SummaryDoyouknowtherulesfortheschoollibrary?

Notalking!Don’ttalk.Bequiet.PresentationDon’ttakephotoshere.Doyouknowtherulesfortheschoollibrary?Nophotos!Wecan’ttakephotoshere.PresentationDoyouknowtherulesfortheschoollibrary?Don’teatordrink.Wecan’teatordrinkanything.Noeatingordrinking.PresentationDon’tlistentomusic.Doyouknowtherulesfortheschoollibrary?Wecan'tlistentomusic.

Nomusic.Presentation

“No+V-ing”的祈使句，通常用于公共场所禁止、警告的提示语，尤其是用在标牌、布告等，表示“禁止做某事”。例如：

Noparking!不准停车！

Nosmoking,please!请勿吸烟！也可用No+名词的形式。例如：

Nophotos!

禁止拍照！TipsSummaryGuessingGameDon’tsmoke!Nosmoking!GamesDon’tparkyourcar

!Noparking!GuessingGameGamesDon’teat

!Nofood!GuessingGameGamesDon’tswimNoswimming.GuessingGameGames课文展现Writetherulesfortheschoollibrary.

Libraryrules

1.___________________2.___________________3.___________________4.___________________3aDon’tlistentomusic.Don’teatordrink.Don’ttalk.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。WritingLet’stalkaboutyourlibraryrulesA:Doyouhavealibraryatschool?B:Yes,wedo.Andwehavealotof______inthelibrary.A:Really?Whataresomeoftherules?B:Wehaveto__________.Wecan't_____________or____________,andwemustn't___________.keepquieteatanythinglistentomusictakephotosrulesPracticeMakeupconversationsDon’truninthehallways.Don’tfight.Whatarerules?Wemustbeontimeforclass.Canweeatintheclassroom?Nowecan’t,butwecaneatinthedininghall?Canwewearahatinclass?Yes,wecan./No,wecan’t.Doeshehavetowearauniformatschool?Yes,hedoes./No,hedoesn’t.Whatdoyouhavetodo?Wehavetobequietinthelibrary.GrammarFocusPresentation1.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._______________________________一、阅读GrammarFocus部分，完成下列句子。Don’tfight.Don’truninthehallways.Whataretherules?Wemustbeontimeforclass.GrammarFocus5.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？_____________________________Canwewearahatinclass?No,wecan’t,butwecaneatinthedininghall.Canweeatintheclassroom?一、阅读GrammarFocus部分，完成下列句子。GrammarFocus8.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.一、阅读GrammarFocus部分，完成下列句子。GrammarFocus教学重点03一、祈使句

1）定义：又叫命令句，用来表示请求、命令、劝告或禁止等语气，句末用叹号或句号。

2）特点：①通常省略主语you,也就是听话者。②谓语动词没有人称、数的变化，时态为一般现在时，因此以动词原形开头。为了使表达更礼貌，更客气，常在句首或句末加上please，若在句末加please，之前要用逗号隔开。Tips二、探究乐园探究乐园3)祈使句的用法Washyourhands.

表“命令

”Pleasebequiet表“请求”探究乐园3)祈使句的用法Bepoliteandkind.表“劝告、建议”Watchyourstep表“警告”探究乐园3)祈使句的用法NoSwimming表“禁止”探究乐园⑴肯定祈使句的常见句型结构：

①Do型:动词原形+宾语+其他.e.g.Openthedoor,please.②Be型:Be+表语(名词或形容词).e.g.Bequiet!Beagoodboy!4）句子结构祈使句有肯定祈使句与否定祈使句两种。有时，为了加强语气,可以在动词之前加do，意思为“一定，务必”等。Dositdown.务必请坐。Dostudyhard.一定要努力学习。Tips探究乐园③Let型：（有两种）

a.Let+宾语+动词原形+其他.

e.g.

Letmehelpyou.

b.Let’s+动词原形+其他.

e.g.

Let’splaytennis.let'sVSletuslet's...意思是"让我们..."，表示建议，通常包括听话者在内。letus...意思是"让我们..."，不包括说话的对象，常表示请求。e.g.Doyoulikethemovie?let'senjoyittogether.e.g.Letusseethemovieifyoudon'tlikeit.重点提醒..探究乐园⑵否定祈使句的常见句型结构：（祈使句的否定形式一般在句首加don't。）①Do型的否定式：Don’t+动词原形。

Don’tforgetme.

②Be型的否定式：

Don’t+

be+其他.

Don’tbelate.有时为了加强否定语气，也可在句首加上never，表示“决不”。Neverleavetoday'sworkfortomorrow.Tips探究乐园

③Let型的否定式：（有两种）a.Don’t+let+宾语+动词原形+其他.(宾语是第三人称)

Don’tlethimgoback.b.Let’s+not+动词原形+其他.(宾语是第一人称)

Let’snotgoswimming.④警示语：No+名词/动词-ing形式.

如：

Nophoto!Notalking.探究乐园一般来说，祈使句总是以动词原型开头，但有时在口语中，为了表达简洁，直接用名词或短语来表示祈使句的意义，如：eg:救命！

Help！请等一会。

Onemoment,please.举起手来。

Handsup!5）祈使句的省略探究乐园二、情态动词can的用法1)表示能力“会,能”Can

you

play

the

guitar?你会弹吉他吗？Jim

can

speak

Chinese.吉姆会说中文。2)表示允许、许可,“可以”、“能”Can

the

students

run

in

the

hallway？We

can

eat

outside.

我们可以在外面吃东西。注意:

和大部分情态动词一样,变否定句,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。探究乐园三、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。must没有人称，数和时态的变化。haveto有人称，数和时态变化。

Wehavetodohomeworkafterschool.Shehastobequietinthelibrary.Doyouhavetogotoschoolontime?Theymustbeontimeforclass.注意:

haveto在否定句中,直接在haveto前面加don’t/doesn't,在一般疑问句中,在主语前面加助动词do/does,有人称，数和时态的变化。探究乐园四、询问和讨论学校规则：1.━有什么规则？━我们必须保持安静。_______________________________________2.━我们可以在上课的时候戴帽子吗？______________________________

━不可以。你可以在外面戴帽子。_____________________________________3.━你必须做什么事？______________________━我们必须穿校服。

________________________________4.他必须在校吃午饭吗？

__________________________________-Whataretherules?-Wemustbequiet.Canwewearahatinclass?No,wecan’t.Youcanwearahatoutside.Whatdoyouhavetodo?Wemustweartheschooluniforms.Doeshehavetoeatlunchatschool?探究乐园1.Bequiet?(she/haveto/inthelibrary)Q:Doesshehavetobequietinthelibrary?A:Yes,shedoes.

Usethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.3bWriting1.根据例句，可知要求我们造一般疑问句并根据实际情况进行回答。2.先确定句子的主语。3.再确定用情态动词还是用助动词来构成疑问语序。4.根据实际情况做出肯定或否定回答，答语的主语应与问句保持一致。方法指导Writing2.Eat?(he/haveto/inthedininghall)Q:________________________________?A:_____________3.Listentomusic?(we/can/inthehallways)Q:__________________________________?A:_____________4.Wearahat?(we/can/intheclassroom)Q:_________________________________?A:____________Yes,hedoes.DoeshehavetoeatinthedininghallCanwelistentomusicinthehallwaysNo,wecan’t.CanwewearahatintheclassroomNo,wecan’t.Now,it’syourturn!WritingMakeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!1.Wecaneatinclass.2.Wedon’thavetocometoschooleveryday.3.…3cPracticeAtmydreamschool,wedon’thavetocometoschooleveryday.Wecaneatinclass.Wedon’thavetowearschooluniforms.

Wecanlistentomusicinclass.DiscussionAtmydreamschool,Wecan__________________.Wecan’t_________________.Wedon’thaveto__________.Wedon’thaveto__________.

Wehaveto/must_________.Makeupthecoolrulesforyourdreamschool(理想).ReportAtmydreamschool,wedon’thavetocometoschooleveryday.Wecaneatintheclassroom.Wecanlistentomusicinclass.Wedon’thavetodohomework.Wedon’thavetoweartheschooluniformatschool.Great!Jim’sschoolisthecoolest.ReportDiscussandmakerulesforthecomputerroominyourschool.ComputerRules_____________________________________________________________________________DiscissionGroupworkWemustbequietinthecomputerroom.Don’truninthecomputerroom.Don’teatordrinkinthecomputerroom.Wearslippersinthecomputerroom.ComputerroomRules_______________________________________________________________________________________________________________________________________________________________________________Bequietinthecomputerroom.Don’teatordrinkinthecomputerroom.Don’truninthecomputerroom.Wearslippersinthecomputerroom.Cleanthecomputerroomeveryday.Report一、用haveto或hasto填空。1.We________cleanourclassroomafterschool.2.She_________makeherbedaftergettingup.3.It’slate.MrBeckman______gotoworkbycar.4.EmilyandPeterjoinamusicclub.They_______practicetheguitareveryday.havetohavetohastohastoExercise二、用所给单词的适当形式填空。1.Don’t_____(listen)tomusicinthelibrary.2.Dowehaveto_____(clean)theroomeveryday?3.Youcan’t__