人教版七年级上册英语第三单元课件

SectionB第4课时,Unit3Isthisyourpencil?,Lead-in,Excuseme.Isthisyourpencilbox?,Yes,itis.Itsmine.,Isthatyourschoolbag?,No,itisnt.Itshers.,Therearemanybooksinthelibrary.,选择与单词意思相符的图片,“Whereareyougoing?”sheasked.,Thestudentsareintheclassroom.,Ilostmykeys.,Writethethingsyouloseeasily(atleasefive).,2a,key,watch,mobilephone,pen,eraser,cup.,Howcanwefindlostthingsatschool?,P18,LinHai,Acomputergameisintheschoollibrary.Isityours?Asktheteacherforit.Mike,Found:Somekeysareinclassroom7E.Aretheyyours?E-mailmeatmarygz.,Isthisyourwatch?Myphonenumberis495-3539.Callme.John,Lost:IlostmyschoolIDcard.Imustfindit.Callmeat685-6034.Thanks.Tom,Languagepoints,1.ask.for.请求;恳求(给予)【语境领悟】*Asktheteacherforhelp.向老师求助吧。*Askyourfathertohelpyou.让你爸爸帮你吧。【自主归纳】(1)ask为动词,意为“询问;问”,ask.for.意为“请求;恳求(给予)”,固定短语。(2)asksb.todosth.“让某人做某事”。,【学以致用】PleaseaskTomhere.A.comeB.comesC.tocomeD.coming,2.Callmeat685-6034.拨打685-6034找我。【句型剖析】这是以动词原形开头的祈使句。callsb.at+电话号码，意为“拨打.找某人”。*Pleasecallmeat888-9998.请拨打电话888-9998与我联系。,【归纳拓展】call的常见用法callsb.给某人打电话givesb.acall给某人打电话call+电话号码拨打号码,【学以致用】Pleasecallincaseofthefire(火灾).A.119B.at119C.in119D.on119Isthisyourwatchinthelostandfoundcase?CallMary999-9789.A.onB.forC.inD.at,3.find找到;发现【语境领悟】*Icantfindmyruler.我找不到我的尺子了。*Hefoundaboxinhisdesk.他在课桌里发现了一个盒子。,【自主归纳】find是动词,意为“找到;发现”,后跟代词、名词等。其过去式为found。,【归纳拓展】find与lookfor“找”不同,【一言辨异】Imlookingformypen,butIcantfindit.我正在寻找我的钢笔,但是我找不到它。,【学以致用】Icantmyeraser.lookB.lookforC.findD.found,IDcard,watch,keys,computergame,Checkanswer,连词成句1.mywatch,lost,I(.)_putergame,this,is,your(?)_3.these,yourkeys,are(?)_,Ilostmywatch.,Isthisyourcomputergame?,Aretheseyourkeys?,Exercise,任务型阅读。lost&foundFound:Isthisyourschoolbag?CallKelseyat328-6798.Found:Dictionary.Isthisyourdictionary?PleasecallAlan.Phone#465-3456.Lost:Myring.MynameisLinda.Pleasecall675-1243.,根据失物招领启事，完成下列句子。1._foundaschoolbag.2.Lindalosta_.3.Lindasphonenumberis_.4.Alanfounda_.5.Alansphonenumberis_.6.LinYilo