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SectionAGrammarFocus-3c\nTolearntouse“can”forpermission.Tolearntowritetherules.Tolearntomakequestionsaboutrulesandanswer.Objectives\nDon’tsmoke!Nosmoking!WarmingUpTellyourclassmatewhattherulesshouldbe.\nDon’tfight.Nofighting!\nDon’truninthehallways.\nDon’tarrivelateforclass.\nWehavetowearuniforms.\nDon’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\n1.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._______________________________阅读GrammarFocus部分，完成下列句子。Don’tfight.Don’truninthehallways.Whataretherules?Wemustbeontimeforclass.\n5.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?\n8.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.\n一、祈使句1.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。探究乐园\n2.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.\n(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\n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.\n二、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。___________________________________Whataretherules?Wemustbequiet.Canwewearahatinclass?No,wecan’t.Youcanwearahatoutside.\n3.—你们必须做什么事？_______________________—我们必须穿校服。________________________________4.他必须在校吃午饭吗？__________________________________Wemustweartheschooluniforms.Whatdoyouhavetodo?Doeshehavetoeatlunchatschool?\nWritetherulesfortheschoollibrary.LibraryRules1.2.3.4.Don’ttalk.Don’teat.Don’tlistentomusic.Don’ttakephotos.3a\nUsethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.Bequiet?Q:Doesshehavetobequietinthelibrary?(she/haveto/inthelibrary)?A:Yes,shedoes.Eat?Q:___________________________________________________________________________________________(he/haveto/inthedininghall)?A:__________________Doeshehavetoeatinthedininghall?Yes,hedoes.3b\nListentomusic?Q:___________________________________________________________________________________________(we/can/inthehallways)?A:__________________Wearahat?Q:___________________________________________________________________________________________(we/can/intheclassroom)?A:__________________Canwelistentomusicinthehallways?No,wecan’t.Canwewearahatintheclassroom?No,wecan’t.\n1.Wecaneatinclass.2.Wedon’thavetocometoschooleveryday.3.…Makeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!Atmydreamschool,wedon’thavetocometoschooleveryday.We…3c\nAtmydreamschool,wedon’thavetocometoschooleveryday.…Wecaneatinclass.…\nWedon’thavetowearschooluniforms.…Wecanlistentomusicinclass.…\nWecaneatintheclassroom.…Wedon’thavetodohomework.…\nAtmydreamschool,wedon’thavetocometoschooleveryday.Wecaneatintheclassroom.Wecanlistentomusicinclass.Wedon’thavetodohomework.Wedon’thavetowearschooluniformsatschool.Report\nMakeourschoolrulesDearstudents:Inorderthatwecanhaveagoodenvironment(环境),weshouldhavesomerulesinourschool.Herearesomesuggestions.Wehopethatallofuscanhavealookatthem.1.Don’tsleepinclass.2.Cleantheclassroomeveryday.3.__________________________4.__________________________5.__________________________6.__________________________Yours____\nhave to的用法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。1)结构：主语＋have to＋动词原形＋其他(一般现在时,主语是第三人称单数时，用has to；句子是过去时，用hadto。)如：Languagepoints\nWehave towear sneakers for gym class.在体育课上,我们必须穿运动鞋。Tomhastopractice the guitar every day.汤姆每天必须练习弹吉它。Ihadtoget up at 5:00 am last Monday.上周一,我不得不早上5点起床。\n2)否定形式：主语＋don’t have to＋动词原形＋其他(一般现在时，主语是第三人称单数时，用doesn’thaveto；句子是过去时，用didn’thave to)e.g.Nickdoesn’thave towear a uniform.尼克不必穿校服。Wedidn’thavetodo our homework at once.我们不必马上完成作业。\n3)疑问句：Do(Does或Did)＋主语＋haveto＋动词原形＋其他如:--Doyouhavetostay at home on weekends?--Yes, I do. / No, Idon’t.周末你必须待在家里吗？是的,我必须。/不,我不必。Didhehavetogo to bed by 11:00 last night?昨晚,他不得不11点上床睡觉吗？\nⅠ.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).classlistencleanweararriveExercises\nⅡ.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’tbeNo\n1.--Canthestudentseatintheclassroom?(作否定回答)--No,___________.2.Billhastoplaysportseverymorning.(改为一般疑问句)_____Bill________playsportseverymorning?theycan’tDoeshavetoⅢ.按要求完成句子，每空一词。\n3.Youcan’twearahatinclass.(改为祈使句)__________ahatinclass.4.Hehastoseehisgrandparentsonweekends.(对划线部分提问)What_____he____________onweekends?5.Comein,please.(改为否定句)__________in,please.Don’tweardoeshavetodoDon’tcome\n1.我们必须按时到校。Wemustarriveatschool________.2.你能把你的电子游戏带到学校来吗？Canyou_____yourcomputergame___school?ontimebringⅣ.根据所给汉语完成英语句子，每空一词。to\n3.周末迈克经常在外面吃饭。Mikeoften____________onweekends.4.星期天你不必早起。You_____________getupearlyonSundays.5.不要在走廊里乱跑。Don’trun_______________.eatsoutsidedon’thavetointhehallways\n中考链接You_________alwaysbecarefulwithelectricityforsafety.A.mustB.canC.mustn'tD.can'tA\n—______Itakethemagazineoutofthereadingroom?—I’msorryyou_______.A.Could;couldn’tB.Must;couldn’tC.will;can’tD.May;can’tD\nWritedowntensentencesaboutwhatyoucanorcan’tdoinyourhouse.Wecan’teatinbed.Wecan’tfight....
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