英语人教版七年级下册unit4 第三课时 grammar focus - 3c.pptx

,Donteatinclass.,Unit4,SectionA2GrammarFocus-3c,Whichschoolrulersarethesestudentsbreaking?,someofourschoolrules,1.Dontarrive/belateforclass.2.Dontruninthehallways!3.Dontlistentomusicintheclassroomsorthehallways!4.Donteatintheclassrooms!5.Dontfight!6.Donttalkinclass.7.Donthavelonghairforboys.Dontcolorhairforgirls.8.Dontrideyourbikeintheschoolyard.,Pairwork,Talkaboutourschoolrulesinpairs:Thesesentencesmaycanhelpyou:1.A:Whatarerulesinourschool?B:Wemustbeontimeforclass.2.A:Canwe?B:Yes,wecan./No,wecant.WemustA:Dowehaveto?B:Yes,wedo./No,wedont.,GrammarFocus语法聚焦,1.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。,Dontfight.,Dontruninthehallways.,Whataretherules?,Wemustbeontimeforclass.,GrammarFocus,5.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,wecant.Butwecaneatinthedininghall.,Canweeatintheclassroom?,8.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,hedoesnt.,Doeshehavetowearauniformatschool?,Whatdoyouhavetodo?,Wehavetobequietinthelibrary.,一、祈使句表示请求、命令、劝说、号召、警告等。在祈使句中，通常省略句子主语“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。_,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.,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/inthedininghall)Q:_?A:_3.Listentomusic?(we/can/inthehallways)Q:_?A:_4.Wearahat?(we/can/intheclassroom)Q:_?A:_,Yes,hedoes.,Doeshehavetoeatinthedininghall,Canwelistentomusicinthehallways,No,wecant.,Canwewearahatintheclassroom,No,wecant.,Now,itsyourturn!,Atmydreamschool,wedonthavetocometoschooleveryday.,Wecaneatinclass.,3cMakeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!,Atmydreamschool,wedonthaveto_.Wecan_.Wecan_.Wedonthaveto_.Wedonthaveto_.,Report,1.Hehastoeatbreakfastquickly.(改为一般疑问句)_2.Playvolleyballafterclass.(改为否定句)_,句型转换,Doeshehavetoeatbreakfastquickly?