Unit3SectionB(2a-2c)课件人教版英语七年级上册

SectionB(2a~2c)Unit3Isthisyourpencil?学习目标12能记住并正确运用本课时的重点单词和短语:in,library,ask,find,some,classroom,e-mail,at,call,lost,must,ask...for...。能阅读寻物启事和失物招领启事获取物品相关信息。新课讲授acfhigedbLost&Found失物招领处Hi!IamtheteacheroftheLost&Found.CanIhelpyou?acfhigedbLost&Found失物招领处IsthisyourIDcard?Yes,itis.Itismine.acfhigedbLost&Found失物招领处Isthisyourwatch?No,itisn’t.Itishis.Ifyouwanttofindthethingsyoulost,wherecanyoufindit?____________________________________________________________________________________________________________________________________eraserkeyspencilrulerpenbook2aWritethethingsyouloseeasily.Readthenoticesontheboardandcirclethelostthings.Thanks.2bReadandanswerthequestions:1.Howmanynotices(公告)inthepassage?2.WhicharetheLOSTs?3.WhicharetheFounds?1

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23Onlythe4thLinHai,

Acomputergameisintheschoollibrary.Isityours?Asktheteacherforit.Mike1.Whofoundthecomputergame?2.Wheredidhefindthecomputergame?3.HowcanLinHaigetthecomputergamenow?Mike.Intheschoollibrary.Hecanasktheteacherforit.Readthenoticecarefullyandanswerthequestions.Found:SomekeysareinClassroom7E.Aretheyyours?E-mailmeatmaryg2@.1.Wherearethekeys?2.Howcanwegetthekeysnow?3.Whofoundthekeys?InClassroom7E.E-mailmaryg2@.MaybeMary.Readthenoticecarefullyandanswerthequestions.Isthisyourwatch?__Myphonenumber__is495-3539.Callme._______John1.Whofoundthewatch?2.What'shisphonenumber?3.Wholostthewatch?John.Hisphonenumberis495-3539.Wedon'tknow.Readthenoticecarefullyandanswerthequestions.Lost:IlostmyschoolIDcard.Imustfindit.Callmeat685-6034.Thanks.Tom1.WholosttheschoolIDcard?2.What'shisphonenumber?3.WhofoundtheIDcard?Wedon'tknow.Tom.Hisphonenumberis685-6034.Readthenoticecarefullyandanswerthequestions.Discussion1.title2.thelostthingsandplaces4.phonenumber/e-mail

E-mailmeat...

Ask...for...5.thefinder’snameHowtowritea

foundnotice?callmeat...3.askquestionsHowtowritea

lostnotice?1.title2.thelostthing(s)(color/place)3.phonenumber/e-mail4.thanks5.nameDiscussionReadthenoticesagainandwritedowntheitems.Thencheck(✔)LostorFound.2cItemLostFound_______________________________________________computergamekeyswatchschoolIDcard✔✔✔✔Languagepoints1.Asktheteacherforit.1)ask作动词，在此处意为“请求；要求”

ask...for...意为“请求……给予……”。2)ask作动词，还可意为“询问”，其反义词为answer(回答)。askv.请求；要求；询问2.IlostmyschoolIDcard.1)lost是动词lose的过去式，意为“遗失；丢失”。其反义词为find（找到;发现）。2)Lost可表示“寻物启事”，Found可表示“失物招领”

LostandFound表示“失物招领处”。3)lost还可作形容词，意为“丢失的；失去的”。lostv.遗失；丢失e.g.Ilostmydictionary.我的词典丢了。Jackislookingforthelostballintheplayground.杰克正在操场上寻找丢失的球。3.Imustfindit.A.must是情态动词,其后接动词原形,没有人称和时态的变化。B.must的否定形式为mustn’t,表示禁止,意为“不可以”。1)mustmodalv.必须e.g.Youmustfinishyourhomeworkontime.Wemustn'tspeakloudlyinthelibrary.2)findv.找到；发现find作动词,意为“找到;发现”,其过去式和过去分词均为found。e.g.Iwanttofindmynotebook。4.Callmeat685-6034.call在此处作及物动词。常用结构有：callv.(给……)打电话e.g.Pleasecallmelater.请晚点给我打电话。Youcancall110forhelp.你可以拨打110求助。YoucancallAlanat284-3837.你可以拨打284-3837找艾伦。callsb.给某人打电话call+电话号码拨打……号码callsb.at+电话号码拨打……号码找某人课堂检测一、单项选择。1.—Excuseme,arethese___newshoes?—No,theyaren’t.____areblackoverthere.A.her;Hers B.her;SheC.hers;Her2.Thesearen’t____yellowpencils.Thebluepencilsare______.A.mine,my B.his,his C.hers,her3.—Isthat____pencilbox?—No,itisn’t.It’s_______.A.Eric,Linda’s B.Linda,Eric C.Eric’s,Linda’sABC1.—Arethoseyour____________(pencilbox)?—Yes,theyare.They’re_____(my).2.—Isthat_______(Anna)greeneraser.—No,itisn’t.Therederaseris____(her).3.－Are______(this)yourkeys?

－No,_____(it)aren’t.4.－Isthebluepencil______(your),Linda?

－No,itisn’t.It’s______(Bob).5.Thatisn’t______(Eric)schoolbag.____(his)isred.二、用所给单词的适当形式填空。theseth