Unit+3+第3课时+Section+A【课件】-七年级英语上册同步精品课堂(人教版)

SectionAGF-3c1、掌握词汇。本课词汇多为物品名词，学会用英语询问物品的归属关系。2、掌握以be动词引导的一般疑问句。3、掌握名词性物主代词的用法。4、理解失物招领和寻物启事，同时可以写出两则类似的启事。Isthisyourschoolbag?Yes,itis.It’smine.myschoolbagIsthisyoureraser?No,itisn’t.It’shis.hiseraserhisAretheseyourdictionaries?Yes,theyare.They’remine.mydictionariesArethoseyourpencilboxes?No,theyaren’t.They’rehis.hispencilboxeshisyourhisheryourhisherIsthis________schoolbag?Yes,itis.No,itisn’t.It’shis/hers.thathishersAretheseyourpencils?No,theyaren’t.Theyrehis/hers.yourhisherIsthisyourpencil?Yes,itis.It’smine./No,itisn’t.It’shers.Isthishisgreenpen?Yes,itis/No,itisn’t.Thebluepenishis.Isthatyourschoolbag?Yes,itis./No,itisn’t.It’shis.Aretheseyourbooks?Yes,theyare./No,theyaren’t.They’rehers.GrammarFocusArethoseherkeys?Yes,theyare./No,theyaren’t.They’remine.it’s＝itisisn’t＝isnotaren’t＝arenot1.itis=______2.theyare=_______3.isnot=_______4.arenot=_______5.thatis=_______6.nameis=________it’s写出下列表达方式的缩写形式。they’reisn’taren’tthat’sname’sCompletethequestionsandanswersabouteachpicture.3aIs______yourbook?Are______mypencils?Is_____hisruler?Are________hispens?Yes,itis.No,it_______.Yes,______are.No,theyaren't.Yes,it_____.No,itisn't.Yes,theyare.No,they______.thisisn’tthesetheythatisthosearen’tAguessinggame:AlanJennyhispenherIt’shis/her…Isthis/thathis/her…?Yes,itis/No,itisn’t.his--her//yourAguessinggame:TonyMaryhiseraserherIt’shis/her…Isthis/thathis/her…?Yes,itis/No,itisn’t.Aguessinggame:EricHelenhisherIt’shis/her…dictionaryIsthis/thathis/her…?Yes,itis/No,itisn’t.3bReadthequestionsandcompletetheanswers.1.Isthisherruler?2.IsthatEric’sschoolbag?Yes,_______.It’s________.No,________.______Sally’s.itishersitisn’tItis3.Arethesehispencils?4.ArethoseAnna’sbooks?Yes,_________.They’re____.No,__________._______mine.theyarehistheyaren’tThey’reConversations:Yes,itis.It’smyschoolbag.Isthisyourschoolbag?Isthatyourbook?No,itisn’t.It’shisbook.Aretheseyourpens?Yes,theyare.Theyaremypens.Arethoseyourpencilboxes?No,theyaren’t.Theyareherpencilboxes.Putsomethingsintotheteacher’sbox.Thentakeonethingoutoftheboxandfindtheowner.Youonlyhavetwoguesses!Isthisyoureraser?No,itisn’t.3cRole-playIsthisyoureraser?No,itisn’t.It'shers.Hereyouare.Thankyou.Isthisyourbook?Yes，itis.It'smine.Findtheowneroftheeraser.A:Excuseme.Isthisyoureraser?B:No,itisn’t.Ithinkit’sher/hiseraser.A:Excuseme.Isthisyoureraser?C:No,itisn’t.Ithinkit’sher/hiseraser.A:Isthisyoureraser?D:Yes,itis.It’smyeraser.A:Hereyouare.D:Thankyou.A:What’sthisinEnglish?B:It’saneraser.A:Howdoyouspellit?B:E-R-A-S-E-R.A:Isthisyoureraser?B:Yes,itis.It’smine.A:What’sthisinEnglish?B:It’sadictionary.A:Howdoyouspellit?B:D-I-C-T-I-O-N-A-R-Y.A:Isthisyourdictionary?B:No,itisn’t.It’shis.A:What’sthisinEnglish?B:It’sa/an…A:Howdoyouspellit?B:…A:Isthisyour…B:No,itisn’t.It’shis/her…/Yes,itis.It’s…1.指示代词单数复数thisthatthesethose时间或空间上较近的人或物时间或空间上较远的人或物Itisacup.What’s?Isthataneraser？thisthatItisaneraser.No,itisn’t.Yes,itis.Isthisabag?What’s?Theyareerasers.Theyarecups.Whatare?theseorthose?theseArethesecups?Arethosepencils?No,theyaren’t.Yes,theyare.Whatare?those(1)一般疑问句的概念：能用yes或no回答的问句就叫一般疑问句。(2)含有be动词的陈述句变一般疑问句的方法：※将be动词提至句首※将句末标点改为问号※将第一人称变为第二人称，即I由you替换；my由your替换；相应地am也变为are.2.一般疑问句(3)含有be动词的一般疑问句的回答方式：①肯定回答：Yes,主语+be(am,isare).其中be动词不能与主语缩写。②否定回答：No,主语+be(am,is,are)+not.其中be可以与not缩写，但am不能与not缩写。(4)↑一般疑问句的语调：读一般疑问句用升调，其简略回答用↓降调。疑问句的主语是第一人称，回答时主语要换成第二人称；疑问句的主语是第二人称，回答时主语要换成第一人称；疑问句是第三人称，回答时主语不变。Tips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含义我的你的他的她的它的我们的你们的他/她/它们的3.物主代词的分类名词性物主代词物主代词分形容词性和名词性两类，第一课中已经提及。我们将借助形容词性物主代词来解释说明名词性物主代词以上是两类物主代词的汇总，我们将通过例子说明：单数复数一二三一二三形容词性myyourhis/her/itsouryourtheir名词性mineyourhis/hers/itsoursyourstheirs含义我的你，您的他/她/它的我们的你们的他/她/它们的数人称类别用法：1）名词性物主代词在句中独立使用，相当于”名词性物主代词=形容词性物主代词+前文提到的物品“，后面不再加名词。2）名词性物主代词在句中可作主语、表语或宾语。用作主语时，谓语动词的数应随所指对象的数而定。ex：1-Isthisruleryoursorhers?-It'smine.Hersisinherbag.（Hers=herruler,所以be动词选择is）2-Whosebooksarethese?-Theyarehis.Yoursareoverthere.（yours=yourbooks,所以be动词选择are）Thisismypencil.Thisismine.名词性物主代词形容词性物主代词+名词=pencilmymine+=Thisishispencilbox.Thisishis.Thisisherschoolbag.Thisishers.Thisisyourdictionary.Thisisyours.e.g.Thisisyourruler.It’snotmyruler.(=Thisruleris_____.It’snot_____.)这是你的尺子，它不是我的。Thosearen’thisbooks.They’reherbooks.(=Thosebooksaren’t____.They’re_____.)那些书不是他的。它们是她的。yoursminehishers4.名词所有格英语中除了用物主代词表示物品所属外，还可用名词所有格来表示。名词所有格常分为三类：(1)单数名词和不以­s结尾的复数名词的所有格是在该名词的末尾加“'s”。如：Tom's，Mike's，children's，women's。(2)以­s结尾的复数名词的所有格是在复数名词的末尾直接加“'”。如：teachers'books。(3)无生命的名词的所有格一般使用of，意为“……的”。如：thekeyofthedoor，aphotoofmyfamily。▲缩写对话时要注意this/that与单数名词连用，these/those与复数名词连用。如：Isthis/thatyoureraser？这个/那个是你的橡皮吗？Arethese/thoseyourerasers？这些/那些是你们的橡皮吗？我都学会了!本课句型—Isthis/thatyour…?—Yes,itis.It’smine/his/hers…—No,itisn’t.It’shis/hers/…—Arethese/thoseyour…?—Yes,theyare.They’remine/his/hers…—No,theyaren’t.They’rehis/hers/…Whataboutthisdictionary?—Thankyouforyourhelp.—You’rewelcome.一、单项选择题1.—Isthatyourcomputergame?—____A.Yes,itisB.No,itis.C.Yes,itisn’t.2.Abaseballis______theschoollibrary.A.onB.inC.atAB()3.Thisismybook.___areoverthere.A.YourB.YoursC.YouD.Mine()4.Whosepenisit?It’s___.A.herB.hersC.sheD.he()5.___bagisnewand___isnew,too.A.Our;heB.Ours;hisC.My;hisD.My;her1BBC1.Thisishereraser.(改为一般疑问句,并作肯定回答)2.Thatishispencilsharpener.(改为一般疑问句,并作否定回答)3.this,school,my,is,card,ID(连词成句)Isthishereraser?Yes,itis.Isthathispencilsharpener?No,itisn’t.ThisismyschoolIDcard.二.句型转换•4.Thepictureisonthewall.(一般疑问句)•5.Isthatasoccerball?(否定回答)•6.I’mCindy.(同义句)•7.Isthisyourbrother.(肯定回答)No,itisn’t.Myname’sCindy.Yes,itis.Isthepictureonthewall?1.这是我的字典。Thisis____English_________.2.杰克，谢谢你的帮助。Thankyoufor_________,Jack.3.今天去公园怎么样？____________goingtothepark?4.那些不是琳达的书。____________Linda’sbook.5.那是他的铅笔盒吗？_______hispencilbox?三、完成句子。mydictionaryThosearen’tyourhelpWhataboutIsthat1.Reviewthegrammarandmakeconversationslikethatin2dwithyourclassmates.2.Writethequestionsandcompletetheanswersin3bintheexercise-books.