欢欢迎迎来来到到英英语语课课堂堂Unit 4Donteatinclass.SectionArulearrive(be) on timehallwayhalldininglisten listen tofightn.规则；规章v.到达准时n.走廊;过道n.大厅；礼堂n.hall 餐厅v.听；倾听听v.&n.打架；战斗sorryoutsidewearimportantbringuniformquietadj.抱歉的；难过的；惋惜的adv.在外面adj.外面的v.穿；戴adj.重要的v.带来；取来n.校服；制服adj.安静的What can you do at school or in the classroom?What cant you do ?（可以）（可以）Canweplayitinclass?No,wecant.Butwecanplayitoutside.Dont play sports in class.Look and say.Canyoueatinclass?No,wecant.Butwecaneatinthedininghall._eat in class.Dont_youfight?No,we_.Dont _.Cancantfightfightruninthehallways_inthehallways?No,_.Dont_.Can you runwe cantrun in the hallwayslistentomusicinclassCanyou_?_._inclass.Dont listen to musiclisten to music in classNo, we cant1.祈使句祈使句是表示请求、命令、建议、叮嘱、是表示请求、命令、建议、叮嘱、号召、劝告等的句子号召、劝告等的句子;通常省略主语通常省略主语you,以动词原形开头以动词原形开头，句尾一般用降调，句尾一般用降调。祈使句有祈使句有肯定肯定和和否定否定两种：两种：例如：例如：Bequiet!安静！安静！Grammar Lets go home. 我们回家吧。我们回家吧。 Come in, please! 请进！请进！ Sit down, please. 请坐。请坐。 否定否定的祈使句是在的祈使句是在动词原形前加动词原形前加Dont. e.g. Dont talk in class! 不要在课常上讲话！不要在课常上讲话！ Dont open the window! 别开窗！别开窗！ Dont arrive late for school. 上学别迟到上学别迟到 ! Dont smoke! 别吸烟别吸烟!2354Peter_Amy_Mike_2.Dontruninthehallways.3.Donteatintheclassroom.4.Dontlistentomusicinclass.1bListen.Whatrulesarethesestudentsbreaking?Writethenumbersafterthenames.Ms Clark:Hey,Peter.Youknowthe_._. Peter:Sorry,MsClark.Mr. Smith:Amy,_. Amy:Oh,sorry,Mr.Smith.Mr. Smith:Hey,Mike._,Mike! Boy 1:He_hearyou,MrSmith.rulesDontruninthehallwaysdonteatintheclassroom.DontlistentomusicinclasscantListenagainandfillintheblanks.YoumusteatinthedininghallWhataretherules?SCHOOLRULESWecantarrivelateforclass.SCHOOLRULESWecantruninthehallways.Whataretherules?SCHOOLRULESWecanteatintheclassroom.Whataretherules?SCHOOLRULESWecantlistentomusicinclass.Whataretherules?SCHOOLRULESWecantfight.Whataretherules?2a. Listen. Check the activities Alanand Cindy talk about.Activity1._listentomusicintheclassroomsorhallwayscancant2._listentomusicinthemusicroomcancant3._listentomusicoutsidecancant4._eatintheclassroomscancant5._eatinthedinninghallcancant6._eatoutsidecancant7._wearahatcancant8._fightcancantActivity1. _ listen to music in the classroom or hallwayscan cant2. _ listen to music in the music roomcan cant3. _ listen to music outsidecan cant4. _ eat in the classroomcan cant5. _ eat in the dining hallcan cant6. _ eat outsidecan cant7. _ wear a hatcan cant8. _ fightcan cantListenagain.CanAlanandCindydotheseactivities?Circlecanorcant above.2bCindy is telling Alan the school rules:We_ listen to music in the classroom or_. But we _listen to it outside or in the music room. And we cant _in the classroom, but we can eat in the_. We cant _or_ our classmates. That _ the teachersreally unhappy.Listenagainandfillintheblanks.canthallwayscaneathalldiningwear hats in classfight withmakes根据汉语提示填入恰当的单词。根据汉语提示填入恰当的单词。1.RoseandLisaarereadinginthe_(教室教室).2.Therearelotsof_(规则规则)inAlansschool.3.Johnoften_(打架打架)withhisbrotherbecauseoflittlethings.4.Thereisabigdining_(大厅大厅)inourschool,andweeatlunchthere.5.Itsraining_(在外面在外面).Juststayathome.classroomrulesfightshalloutsideFill in the blank of school rules:1.Dont_lateforclass/school.3.Dontrun_.5. We _ in the class.4._theclassroomafterclass.2._eatinclass.6.We_weartheschooluniformarriveinthehallwayshavetoDontCleancantplaybasketball按要求改写句子，每空一词。按要求改写句子，每空一词。1.Paulhastoeatoutside.(改为一般疑问句改为一般疑问句)_Paul_eatoutside?2.Theycanwearhatsinthehall.(改为一般疑问句改为一般疑问句)_they_hatsinthehall?3.Thestudentshavetowearsportsshoesforgymclass.(对划线部分提问对划线部分提问)_dothestudents_?DoeshavetoCanwearWhathavetodo4.Youcantstandinthemiddleofthestreet.(改为祈使句)_inthemiddleofthestreet.5.Takethepentoyoursister.(改为否定句)_thepentoyoursister.6.Dontarrivelatenexttime.(改为同义句)_latenexttime.DontbeDontstandDonttakeSectionAPeriodTwoDontsmoke!Dontfight.Dontlistentomusicintheclassroom!intheclassroomDonteatintheclassroom.intheclassroomDonttakephotoshere.Nophotos!Dontarrivelateforclass.Donttalkinthelibrary!Notalking!inthelibraryDonttalkloudlyinpublic!inpublic(在公共场所在公共场所)Dontarrivelateforschool.Donteatintheclassroom.Youmusteatinthedininghall.Dont draw on the wall, please. Dont fight .Dont have long hair for boys.男生不准留长发。男生不准留长发。2d. Role-play the conversation.John: Hi, my names John. Its my first day at school.Alice: Hi, John. Im Alice. This is a great school, but there are a lot of rules.John: Really? What are some of the rules?Alice: Well, dont be late for the class. This is very important. John: OK, so we must be on time. Can we bring music players to school?Alice: No, we cant. And we always have to wear the school uniform.John: I see.Alice: Oh, and we also have to be quiet in the library.Dontruninthehallways.Whataretherules?Wemustbeontimeforclass.-Canweeatintheclassroom?-No,wecant,butwecaneatinthedininghall.-Canwewearahatinclass?-Yes,wecan./No,wecant.-Doeshehavetowearauniformatschool?-Yes,hedoes./No,hedoesnt.-Whatdoyouhavetodo?-Wehavetobequietinthelibrary.GrammarFocus注意havetoThey _wear a uniform every day.Yes,_.Look and say.Do you have to wear a uniform every day?have toNo,_.I doI dontI_dohomeworkeveryday.havetoI_onweekends.havetocleanmybedroomLibraryrules1.Donttalk.2._3._4._Donteat.Writetherulesfortheschoollibrary.3aDontlistentomusic.Donttakephotos.Usethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.3b1.Bequite?Q:Doesshehavetobequiteinthelibrary?(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.No,wecant.Makeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!3c1.Wecaneatinclass.2.Wedonthavetocometoschooleveryday.3.情态动词can的用法1)表示能力 “会,能”Canyouplaytheguitar?你会弹吉它吗？JudycanspeakalittleChinese.朱蒂会说一点中文。Icandanceandsing.我能唱歌又能跳舞。词语链接2)表示允许、许可等。Canthestudentsruninthehallways?学生们可以在走廊上跑吗？ Wecaneatoutside.我们可以在外面吃东西。3）表示请求CanIhelpyou?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。祈使句是用来表示请求、命令、叮嘱、号召或者劝告等的句子,这类句子的主语常是第二人称you,也就是听话者,因而you常省去了。祈使句的开头是动词原形。可在句首或句末加上please，若在句末加please，之前要用逗号隔开。祈使句有肯定祈使句与否定祈使句两种。如:Lookout!小心！Waithereforme!在这等我！Besuretocomehereontime!务必准时来到这里！Listentomusicoutside.Dontlistentomusicoutside.Doyourhomeworkatschool.Dontdoyourhomeworkatschool.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.肯定祈使句的常见句型结构：Do型：动词原形+宾语+其他.如：Openthedoor,please.Be型：Be+表语.如：Beagoodboy!Let型：Let+宾语+动词原形+其他.(或：Lets+动词原形+其他.)如：Letmehelpyou.又如：Letsplaytennis.2.否定祈使句的常见句型结构：Do型和Be型的否定式：Dont+动词原形/be+其他.如：Dontforgetme.又如：Dontbelate.Let型的否定式：Dont+let+宾语+动词原形+其他.(或：Lets+not+动词原形+其他.)如：Dontlethimgoback.又如：Letsnotgoswimming.警示语：No+名词/动词-ing形式.如：Notalking.用所给单词的适当形式填空。用所给单词的适当形式填空。1.Dont_(listen)tomusicinthelibrary.2.Dowehaveto_(clean)theroomeveryday?3.Youcant_(wear)sunglassesintheclassroom.4.Please_(arrive)atschoolon time (准时准时).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.ComeinLethelpDonteatDontbeNo1. late, dont, for school, arrive 2. music, listen to, in the classroom, dont 3. eat, cant, in the classroom, we Dont arrive late for school.Dont listen to music in the classroom.We cant eat in the classroom. Form sentences. 组句组句 1. _ fight with others.A. Not B. No C. Dont D. Doesnt2.-_we eat in the dining hall? -Yes, we_A. Do, does B. Can, do C. Do, can D. Can, can3. You cant eat _ outside.A. at B. C. in D. on4.Listen to music in hallways.(改为否定句改为否定句) listen to music in hallways.5.Dont arrive late for class.(改为同义句改为同义句) Dont _ _ for class.Dontbe lateWritedowntensentencesaboutwhatyoucanorcantdoinyourhouse.Wecanteatinbed.Wecantfight.励志名言励志名言形成天才的决定因素应该是勤奋安全小贴上课间活动注意安全