初中英语人教版七年级下册Unit 4 Section B（3a-3c -selfch.pptx

,Donteatinclass.,Unit4,SectionBGrammarFocus（3a-3c-selfcheck),1.根据音标拼读单词并牢记；2.自学课文，勾画出重点和疑惑。,I、预习交流,1.toomanyrules_2.makeyourbed_,II、翻译官,3.benoisy_4.readabook_,5.bestrictwithsb._6.makerulestohelpus_,【体验学习】,7.在周末_8.好运！_,III、完成第23页2b和2c。,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,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.,(2)否定句:_+_+其他不要和同学们打架。_不要在教室里打篮球。_,Dontfightwithyourclassmates.,Dontplaybasketballintheclassroom.,Dont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.,Let,Letswalktoschool.,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,wecant.Youcanwearahatoutside.,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？_,Wemustweartheschooluniforms.,Whatdoyouhavetodo?,Doeshehavetoeatlunchatschool?,LibraryRulesDonttalk._,3aWritetherulesfortheschoollibrary.,Writing,Dontlistentomusic.,Donteatordrink.,Donttakephotos.,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“Dont+动词原形”句子。,Bequiet?(she/haveto/inthelibrary)Q:Doesshehavetobequietinthelibrary?A:Yes,shedoes.,3bUsethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.,Writing,2.Eat?(he/haveto/inthedinninghall)Q:_A:_Listentomusic?(we/can/inthehallways)Q:_A:_4.Wearahat?(we/can/intheclassroom)Q:_A:_,1.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，答语的主语要与问句保持一致。,方法指导,2.Eat?(he/haveto/inthedininghall)Q:_?A:_3.Listentomusic?(we/can/inthehallways)Q:_?A:_4.Wearahat?(we/can/intheclassroom)Q:_?A:_,Thenanswerthequestions.,Yes,hedoes.,Doeshehavetoeatinthedininghall,Canwelistentomusicinthehallways,No,wecant.,Canwewearahatintheclassroom,No,wecant.,Atmydreamschool,wedonthavetocometoschooleveryday.,Wecaneatinclass.,3cMakeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!,Wedonthavetowearschooluniforms.,Wecanlistentomusicinclass.,Wecaneatintheclassroom.,Wedonthavetodohomework.,Atmydreamschool,wedonthavetocometoschooleveryday.Wecaneatintheclassroom.Wecanlistentomusicinclass.Wedonthavetodohomework.Wedonthavetowearschooluniformsatschool.,Report,Great!Jimsschoolisthecoolest.,Discussandmakerulesforthecomputerroominyourschool.,ComputerRules_,Groupwork,Wemustbequietinthecomputerroom.,Dontruninthecomputerroom.,Donteatordrinkinthecomputerroom.,Wearslippersinthecomputerroom.,Report,ComputerRules_,Wemustbequietinthecomputerroom.,D