七年级上册英语第三单元

What’sthisinEnglish?It’sapen.What’sthisinEnglish?It’saneraser.What’sthisinEnglish?It’sabook.What’sthisinEnglish?It’saruler.What’sthisinEnglish?It’sapencil.What’sthisinEnglish?It’sapencilbox.Isthisaschoolbag?Yes,itis.Isthisadictionary?Yes,itis.peneraserbookrulerpencilpencilboxschoolbagdictionary笔；钢笔橡皮书尺；直尺铅笔铅笔盒；文具盒书包词典；字典请根据图示，用this或that填空。1.—Is_____yourpen?—Yes,itis.2.—What’s____?—It’saclock.thisthat3.___________isSunTing.4.__________isanEnglishbook.______isapencil.ThisThisThat5.—Hello,is_________Sally?—No._________isMary.thatThis单数：Isthis/thata/an….?这/那是一个...吗？Yes,itis.No,itisn’t.It’sa/an…复数：Arethese/those...?这些/那些是...吗？Yes,theyare.No,theyaren't.Theyare....一般疑问句Isthisapencilbox?Yes,itis.Isthisapencil?Yes,itis.Isthataruler?No,itisn’t.It’sakey.GuessinggameIsthisa/an…?Yes,itis.No,itisn’t.pencilGuessinggameIsthisa/an…?Yes,itis.No,itisn’t.dictionaryGuessinggameIsthisa/an…?Yes,itis.No,itisn’t.eraserGuessinggameIsthisa/an…?Yes,itis.No,itisn’t.schoolbagGuessinggameIsthisa/an…?Yes,itis.No,itisn’t.penGuessinggameIsthisa/an…?Yes,itis.No,itisn’t.pencilboxNo,itisn’t.It’shis.(=hisschoolbag)Isthatyourschoolbag?Thisismypencil.Thisismine.名词性物主代词形容词性物主代词+名词=Thisishispencilbox.Thisishis.这是我的铅笔。这是我的(铅笔)。这是他的铅笔盒。这是他的(铅笔盒)。Thisisherschoolbag.Thisishers.Thisisyourdictionary.Thisisyours.这是她的书包。这是她的(书包)。这是你的字典。这是你的(字典)。名词性物主代词形容词性物主代词+名词=这是我的手表。这块手表是我的。Thisismywatch.Thiswatchismine.这些是我的手表。这些手表是我的。Thesearemywatches.Thesewatchesaremine.这是你的狗。这只狗是你的。Thisisyourdog.Thisdogisyours.这些是你的狗。这些狗是你的。Theseareyourdogs.Thesedogsareyours.这是他的猫。这只猫是他的。Thisishiscat.Thiscatishis.这些是他的猫。这些猫是他的。Thesearehiscats.Thesecatsarehis.二、物主代词数人称类别单数复数第一人称第二人称第三人称第一人称第二人称第三人称形容词性物主代词myyourhisheritsouryourtheir名词性物主代词mineyourshishersitsoursyourstheirs汉语我的你的他的她的它的我们的你们的他(她、它)们的1.Thisismybook.Thisbookismine.2.Thatishisdictionary.Thatdictionaryishis.3.Isthisherruler?Yes,it'shers.2如何将含be动词的肯定句变为否定句一般将含be动词am,is,are的肯定句转化为否定句时，直接在be动词am,is,are后加上“not”即可。其他部分不变。e.g.1.Thisisaruler.变：Thisisnotaruler.2.Iamastudent.变：Iamnotastudent.3.TimandIaregoodfriends.变：TimandIarenotgoodfriends.课堂练习填空1.-Isthatyourpencil?-Yes,________.2.-Isthisyourruler?-___,itisn’t.3.-____thoseyourbooks?-No,they____.4.-Isthisherpen?-No,itisn’t.____mine.5.-__thatyourpencilbox?-___,itisn’t.Itis____.6.-Isthishiseraser?-___,itis.7.-__thisyoureraser?-Yes,______.It’s___.itisNoArearen’tIt’sNohis/hersYesIsitismineIspencil__pen____books____eraser____ruler____pencilbox____schoolbag____dictionary____gbhcfade1bListenandnumbertheconversations[1-3].A:Isthisyourpencil?B:Yes,itis.It’s.A:Isthatyourschoolbag?B:No,itisn’t.it’s.A:Aretheseyourbooks?B:No,theyaren’t.they’re.minehishers3212aListenandcheck(√)thethingsyouhear.2bListenagain.Completetheconversationwiththewordsinthebox.eraserspencilrulerpencilboxbooksTom:Excuseme,Grace.Grace:Andthosearemy_______.Tom:AndJane,Jane:It’shers.Tom:OK,andthesearemy_______.Thisisyour__________,Jane.Isthisyour_______?Yes,thankyou.isthisyour______?No,itisn’t.pencilerasersrulerbookspencilbox1.一般疑问句：Be提前？2.Whatabout…..?=Howabout……怎么样？3.Thanksfor…..=Thankyoufor…..都是表达感谢的方式，在for的后边加上感谢的原因。4.sb’s表示某人的Tom:Excuseme,Grace.Isthisyourpencil?Grace:Yes,thankyou.Andthosearemyerasers.格蕾丝：是的，谢谢。还有那些是我的橡皮擦。汤姆：格蕾丝，打扰一下。这是你的铅笔吗？Tom:AndJane,isthisyourruler?Jane:No,itisn’t.It’shers.Tom:OK,andthesearemybooks.Thisisyourpencilbox,Jane.汤姆：好的，这些是我的书。简，这是你的铅笔盒。汤姆：简，这是你的尺子吗？简：不，它不是。它是她的。Teacher:Hi,Anna.Aretheseyourpencils?Anna:No,they’reBob’s.Teacher:Andisthishisgreenpen?Anna:No,itisn’t.Thebluepenishis.Teacher:Whataboutthisdictionary?老师：安娜，你好。这些是你的铅笔吗？安娜：不，它们是鲍勃的。老师：那这是他的绿色钢笔吗？安娜：不，它不是。蓝色钢笔才是他的。2dRole-playtheconversation.老师：这本词典呢？Anna:It’sHelen’s.Andthegreenpenishers,too.Teacher:Andtheeraser?Isthatyours?Anna:Yes,itis.Teacher:Thankyouforyourhelp,Anna.老师：那橡皮擦呢？那是你的吗？安娜：是的，它是。安娜：它是海伦的，绿色的钢笔也是她的。老师：安娜，谢谢你的帮助。Anna:You’rewelcome.安娜：不用谢。3bReadthequestionsandcompletetheanswers.1.Isthisherruler?Yes,_____.It’s_____.2.IsthatEric’sschoolbag?No,______.____Sally’s.3.Arethesehispencils?Yes,________.They’re____.4.ArethoseAnna’sbook?No,__________._______mine.itishersitisn’tIt’stheyarehistheyaren’tThey’rewatch表；手表baseball棒球computer计算机；电脑game游戏；运动；比赛computergame电脑游戏IDcard学生卡；身份证notebook笔记本ring戒指watchbaseballcomputergameIDcardnotebookring棒球手表电脑游戏学生卡；身份证笔记本戒指1aMatchthewordswiththethingsinthepicture.1.baseball___4.IDcard___7.ring___2.watch___5.key___8.pen___3.computergame___6.notebook___9.bag___adcfhgibeConversation1Linda:Ilostmywatchthismorning.Man:OK.Isthisyourwatch?Linda:No,itisn’t.That’smywatch.Man:Hereyouare.Linda:Andthat’smyIDcard.Man:OK.What’syourname?Linda:Linda.Conversation2Mike:That’smypen.Man:This?Mike:Yes,andthat’smybaseball.Man:Allright.What’syourname?Mike:Mike.Man:OK.Here’syourbaseball.Mike:Thankyou.LindaMikewatchListenagain1dpenIDcardbaseballLinHai,Acomputergameisintheschoollibrary.Isityours？Asktheteacherforit.MikeFound:SomekeysareinClassroom7E.Aretheyyours?[e-mail]?Myphonenumberis495-3539.Callme.JohnLost:IlostmyschoolIDcard,Imustfindit.Callmeat685-6034.Thanks.TomLinHai,Acomputergameisin