人教版七年级上册英语第三单元课件

SectionB第4课时

Unit3Isthisyourpencil?SectionB第4课时Unit3Is1Lead-inExcuseme.Isthisyourpencilbox?Yes,itis.It’smine.Isthatyourschoolbag?No,itisn’t.It’shers.Lead-inYes,itis.It’smine.2Excuseme.Aretheseyourbooks?Yes,theyare.They’remine.No,theyaren’t.They’rehis.Arethoseyourdictionaries?Excuseme.Aretheseyourbook3Therearemanybooksinthelibrary.选择与单词意思相符的图片“Whereareyougoing?”sheasked.Thestudentsareintheclassroom.Ilostmykeys.Therearemanybooksintheli4Writethethingsyouloseeasily(atleasefive).2akey,watch,mobilephone,pen,eraser,cup...Howcanwefindlostthingsatschool?P18Writethethingsyouloseeasi52bReadthenoticesontheboardandcirclethelostthings.

LinHai,Acomputergameisintheschoollibrary.Isityours?Asktheteacherforit.Mike2bReadthenoticesontheboar6Found:Somekeysareinclassroom7E.Aretheyyours?E-mailmeatmarygz＠.Found:7Isthisyourwatch?Myphonenumberis495-3539.Callme.JohnIsthisyourwatch?8Lost:IlostmyschoolIDcard.Imustfindit.Callmeat685-6034.Thanks.TomLost:9Languagepoints1.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”。Languagepoints1.ask...for10【学以致用】PleaseaskTom

here.A.come

B.comesC.tocomeD.coming【学以致用】112.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。2.Callmeat685-6034.拨打685-612【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【归纳拓展】call的常见用法13【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【学以致用】143.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。3.find找到;发现15【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。【自主归纳】16【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【归纳拓展】find与lookfor17【一言辨异】I’mlookingformypen,butIcan’tfindit.我正在寻找我的钢笔,但是我找不到它。【一言辨异】18【学以致用】Ican’t

myeraser.look

B.lookfor

C.find

D.found【学以致用】192cReadthenoticesagainandwritedowntheitems.Thencheck(√)LostorFound.2cReadthenoticesagainandw20ItemLostFound________________________________________________________IDcardwatchkeyscomputergame√√√√CheckanswerItem21连词成句1.mywatch,lost,I(.)__________________________________2.computergame,this,is,your(?)__________________________________3.these,yourkeys,are(?)__________________________________Ilostmywatch.Isthisyourcomputergame?Aretheseyourkeys?

Exercise连词成句Ilostmywatch.Isthisy22任务型阅读。

lost&foundFound:Isthisyourschoolbag?CallKelseyat328-6798.Found:Dictionary.Isthisyourdictionary?PleasecallAlan.Phone#465-3456.Lost:Myring.MynameisLinda.Pleasecall675-1243.任务型阅读。23根据失物招领启事，完成下列句子。1._________foundaschoolbag.2.Lindalosta__________.3.Linda'sphonenumberis____________.4.Alanfounda____________.5.Alan'sphonenumberis___________.6.LinYilostherschoolbag,thenshemaycall____________at___________tofindit.Kelseyring675-1243dictionary465-3456Kelsey328-6798根据失物招领启事，完成下列句子。Kelseyring675-24SectionB第4课时

Unit3Isthisyourpencil?SectionB第4课时Unit3Is25Lead-inExcuseme.Isthisyourpencilbox?Yes,itis.It’smine.Isthatyourschoolbag?No,itisn’t.It’shers.Lead-inYes,itis.It’smine.26Excuseme.Aretheseyourbooks?Yes,theyare.They’remine.No,theyaren’t.They’rehis.Arethoseyourdictionaries?Excuseme.Aretheseyourbook27Therearemanybooksinthelibrary.选择与单词意思相符的图片“Whereareyougoing?”sheasked.Thestudentsareintheclassroom.Ilostmykeys.Therearemanybooksintheli28Writethethingsyouloseeasily(atleasefive).2akey,watch,mobilephone,pen,eraser,cup...Howcanwefindlostthingsatschool?P18Writethethingsyouloseeasi292bReadthenoticesontheboardandcirclethelostthings.

LinHai,Acomputergameisintheschoollibrary.Isityours?Asktheteacherforit.Mike2bReadthenoticesontheboar30Found:Somekeysareinclassroom7E.Aretheyyours?E-mailmeatmarygz＠.Found:31Isthisyourwatch?Myphonenumberis495-3539.Callme.JohnIsthisyourwatch?32Lost:IlostmyschoolIDcard.Imustfindit.Callmeat685-6034.Thanks.TomLost:33Languagepoints1.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”。Languagepoints1.ask...for34【学以致用】PleaseaskTom

here.A.come

B.comesC.tocomeD.coming【学以致用】352.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。2.Callmeat685-6034.拨打685-636【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【归纳拓展】call的常见用法37【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【学以致用】383.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。3.find找到;发现39【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。【自主归纳】40【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【归纳拓展】find与lookfor41【一言辨异】I’mlookingformypen,butIcan’tfindit.我正在寻找我的钢笔,但是我找不到它。【一言辨异】42【学以致用】Ican’t

myeraser.look

B.lookfor

C.find

D.found【学以致用】432cReadthenoticesagainandwritedowntheitems.Thencheck(√)LostorFound.2cReadthenoticesagainandw44ItemLostFound________________________________________________________IDcardwatchkeyscomputergame√√√√CheckanswerItem45连词成句1.mywatch,lost,I(.)__________________________________2.co