Unit4 Dont eat in class. Section A Grammar-3c 课件 2022-2023学年人教版七年级英语下册

Unit4Don’teatinclass.SectionAGrammar-3c霍格沃茨魔法学校规则Somerules

inHogwarts

School

Don’tcastspellstopeopleoutsidethestudyareas.(不准在学习区域外对人施魔法。)Don’trideonabroomstickafterclass.(课后不准骑飞天扫帚。)What’syourschoollike?

你现在的学校怎么样？Whatcan’tyoudointhelibrary?No.Wecan’ttalk.No.Wecan’tdrinkoreatCanwetalkinthelibrary?Canweeatanddrink?LibraryrulesNo.Wecan’tlistentomusic.No.Wecan’ttakephotos.Canwelistentomusic?Canwetakephotos?Soyourschoollibraryrules?Don’ttalk.Don’t___________Don’t___________Don’t___________drinkoreatlistentomusictakephotosCindyJohnBeingnewstudents,CindyandJohnhavelearnedschoolrules.Aliceistestingwhatthey’velearned.AliceDon’t

run

in

the

hallways.Don’t

fight.CindyJohnAliceWemustbeontimeforclass.Canweeatintheclassroom?No,wecan’t,butwecaneatinthedininghall.Whataretherules?Canwewearahatinclass?No,wecan’t.CindyJohnAliceDoeshehavetowearauniformatschool?Yes,hedoes.Whatdoyouhavetodo?Wehavetobequietinthelibrary.Let’sreviewthesentences!Canyoufind3modalverbs?Whatarethedifferences?must/can/haveto+V原型can表许可must强调主观意愿，表“必须”haveto强调客观意愿，表“不得不”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。_________________________________Ridethebiketoschool.Eatinthedininghall.动词原形Listentomusicinthemusicroom.祈使句表示请求、命令、劝说、警告等。在祈使句中，通常省略句子主语“you”。(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.Howdowechangethemintonegativeones?(否定形式)can表许可must强调主观意愿，表“必须”haveto强调客观意愿，表“不得不”can’t表不允许mustn’t表“禁止”don’thaveto表“没必要”无人称和时态变化有无人称和时态变化Let’stranslatesomesentences.1.学生禁止在河里游泳。(mustn’t)2.Cindy周末没必要早起.(don’thaveto)3.John不能在教室打篮球。1.Studentsmustn’tswimintheriver.2.Cindydoesn’thavetogetupearlyinthemorning.3.Johncan’tplaybasketballintheclassroom.Let’shaveasummary!肯定形式否定形式祈使句1.Do型2.Be型3.Please型4.Let’s型1.Don’t型2.No型3a.CompleteZhaoPei’slettertoDr.Knowusinghaveto/

must,can’tor

can.DearDr.Know,youhelpme?I’mnothappybecausetherearetoomanyrulesathome.Everymorning,Igetupatsixo’clock.Afterschool,IplaywithmyfriendsorwatchTVbecauseIdomyhomework.IrelaxonweekendseitherbecauseIlearnthepiano.Ineverhavefun.WhatIdo?ZhaoPeihavetocanCanmustmustcan’tcan’t3b.Completethechartwiththerulesinyourhomeandschool.Check(√)therulesyouthinkareunfair.ThingsIhavetodoThingsIcan’tdoTidyroomPracticepianoArrivelateforclassStayuplate3c.WritealettertoDr.Know.Telltherulesandhowyoufeelaboutthem.写作指导：1.文章应该包括两方面的内容，不能遗漏2.注意文章结构，不同的部分分段3.看法应相对客观，不能一味牢骚OnePossibleVersion

DearDr.Know,Therearetoomanyrulesinmylife!Athome,Ihavetohelpmymomanddaddothedisheseveryday.AndIhavetocleanmyroomonSaturdays.Ican’tgooutwithmyfriendsonweekends.Atschool,wecan’teatinclass.Wehavetowearaschooluniform.Andwecan’tbenoisyinthehallways.HowcanIrelaxwithsomanyrules?WhatshouldIdo?KenLi1.Hehastoeatbreakfastquickly.(改为一般疑问句)__________________________________2.Playvolleyballafterclass.(改为否定句)________________________________句型转换Doeshehavetoeatbreakfastquickly?Don’tplayvolleyballafterclass.Exercise3.Wecanwearsportsshoesinclass.(改为一般疑问)______________________________4.Don’tarrivelateforclass.(改为同义句)_______________________________5.Erichastodohishomeworkbeforesix.(对划线部分提问)___________________________________Canwewearsportsshoesinclass?Wemustbeontimeforclass.WhatdoesErichavetodobeforesix?Summary祈使句Do型: