人教版七年级上册英语第三单元课件

人教版七年级上册英语第三单元课件第一页，共25页。SectionB第4课时

Unit3Isthisyourpencil?第二页，共25页。Lead-inExcuseme.Isthisyourpencilbox?Yes,itis.It’smine.Isthatyourschoolbag?No,itisn’t.It’shers.第三页，共25页。Excuseme.Aretheseyourbooks?Yes,theyare.They’remine.No,theyaren’t.They’rehis.Arethoseyourdictionaries?第四页，共25页。Therearemanybooksinthelibrary.选择与单词意思相符的图片“Whereareyougoing?”sheasked.Thestudentsareintheclassroom.Ilostmykeys.第五页，共25页。Writethethingsyouloseeasily(atleasefive).2akey,watch,mobilephone,pen,eraser,cup...Howcanwefindlostthingsatschool?P18第六页，共25页。2bReadthenoticesontheboardandcirclethelostthings.

LinHai,Acomputergameisintheschoollibrary.Isityours?Asktheteacherforit.Mike第七页，共25页。Found:Somekeysareinclassroom7E.Aretheyyours?E-mailmeatmarygz＠.第八页，共25页。Isthisyourwatch?Myphonenumberis495-3539.Callme.John第九页，共25页。Lost:IlostmyschoolIDcard.Imustfindit.Callmeat685-6034.Thanks.Tom第十页，共25页。Languagepoints1.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”。第十一页，共25页。【学以致用】PleaseaskTom

here.A.come

B.comesC.tocomeD.coming第十二页，共25页。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。第十三页，共25页。【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……号码第十四页，共25页。【学以致用】①Pleasecall

incaseofthefire(火灾).A.119

B.at119

C.in119

D.on119②Isthisyourwatchinthelostandfoundcase?CallMary

999-9789.A.on

B.for

C.in

D.at第十五页，共25页。3.find找到;发现【语境领悟】*Ican’tfindmyruler.我找不到我的尺子了。*Hefoundaboxinhisdesk.他在课桌里发现了一个盒子。第十六页，共25页。【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。第十七页，共25页。【归纳拓展】

find与lookfor“找”不同find强调“找到”这一结果lookfor“寻找”,强调“寻找”这一动作第十八页，共25页。【一言辨异】I’mlookingformypen,butIcan’tfindit.我正在寻找我的钢笔,但是我找不到它。第十九页，共25页。【学以致用】Ican’t

myeraser.look

B.lookfor

C.find

D.found第二十页，共25页。2cReadthenoticesagainandwritedowntheitems.Thencheck(√)LostorFound.第二十一页，共25页。ItemLostFound________________________________________________________IDcardwatchkeyscomputergame√√√√Checkanswer第二十二页，共25页。连词成句1.mywatch,lost,I(.)__________________________________2.computergame,this,is,your(?)__________________________________3.these,yourkeys,are(?)__________________________________Ilostmywatch.Isthisyourcomputergame?Aretheseyourkeys?

Exercise第二十三页，共25页。任务型阅读。

lost&foundFound:Isthisyourschoolbag?Ca