人教版_新目标_七年级上册Unit_3_全单元课件

1、Unit 3任务一：小组讨论，尝试拼读本 课新单词.任务二：完成活动1a.任务三：完成下列填空.我的尺子 你的字典 他的书包 一支钢笔她的铅笔盒 一块橡皮擦Words preview这；这个这；这个 铅笔铅笔钢笔钢笔书书橡皮；铅笔擦；黑板擦橡皮；铅笔擦；黑板擦尺；直尺尺；直尺箱；盒；橱箱；盒；橱铅笔盒；文具盒铅笔盒；文具盒双肩背包双肩背包thispencilpenbookeraserrulercasepencil casebackpackWords preview pencil sharpener dictionary that yes no not excuse excuse me than

2、k卷笔刀；铅笔刀卷笔刀；铅笔刀字典；词典字典；词典那；那个那；那个(表示肯定表示肯定) 是是(表示否定表示否定) 不；不是不；不是(构成否定形式构成否定形式) 不是不是原谅；宽恕原谅；宽恕请原谅请原谅感谢感谢/pensl/ pencil/pen/pen/buk/book/res/eraser/ru:l/ruler/pensl bks/pencil box/sku:lbg/schoolbag/diknri/dictionarypencils bookseraserspencil boxesdictionaries schoolbagsschool things（学习用品）（学习用品）A: Wha

3、ts this in English? B: Its a book.A: Spell it, please.B: B-O-O-K.A: How do you spell it?a schoolbag a dictionarya pencil case/ boxA: Whats that in English? a pena ruler a pencil an eraserA: Whats this/that in English?B: Its a pencil.A: How do you spell it?B: P-E-N-C-I-L.pencil sharpener1. pencil _2.

4、 pen _3. books _4. eraser _5. ruler _6. pencil box _7. schoolbag _8. dictionary _egbhcfad1aMatch the words with the things in the picture.A: Is that your ruler?B: No, it isnt. Its hers.This is my ruler.A: Is that your schoolbag?B: No, it isnt. Its his.This is my schoolbag.Conversations:Yes, it is.It

5、s my backpack.Is this your backpack?Is this your book? No, it isnt .Its his book.Is that your pen?Yes, it is.Its my pen.Is that your pencil case?No, it isnt.Its her pencil case.Is that her pencil case?No,it isnt. Its his pencil case.Is this your dictionary?Yes, it is. It is my dictionary.It is mine.

6、yours/ thatLets learn Are these your books?Yes, they are. They are my books.They are mine.yours/ thoseWork in pairs. 同桌问答同桌问答Is this yours?No, it isnt. It is his book. It is her book.It is his.It is hers./ thatLets learn Are these yours ?No, they arent. They are his books. They are her books.They ar

7、e his.They are hers./ thoseMemory Challenge ( 记忆挑战记忆挑战 ) It is his/her eraser. The eraser is his/hers.温馨小贴士：名词性物主代词温馨小贴士：名词性物主代词= 形容词性物主代词形容词性物主代词+名词名词 Can you make similar sentences （用（用yours, mine, hers, his造类似的句子）造类似的句子） ?S1: This/ That/ It is my book . It is mine.S2: These/ Those/They are her pe

8、ncils. They are hers. S3: 温馨小贴士：名词性物主代词温馨小贴士：名词性物主代词= 形容词性物主代词形容词性物主代词+名词名词 A: Is this your pencil ? B: Yes, it is. Its mine . A: Is that your schoolbag? B: No, it isnt. Its his. A: Are these your books? B: No, they arent. Its hers.231Listen and number the conversations 1- -3 .听录音，给下列对话编号听录音，给下列对话编号

9、 1- - 3 。1b=my pencil=his schoolbag=her booksA: Are these your books?B: No, they arent. Theyre hers. A: Is that your schoolbag?B: No, it isnt. Its his. A: Is this your pencil? B: Yes, it is. Its mine. Practice the conversations in 1b. Then make your own conversations. 练习练习 1b 的对话。然后和同伴编新对话。的对话。然后和同伴

10、编新对话。1c结对活动结对活动PAIRWORKThis your pencil case.That his eraser. 一般疑问句一般疑问句isIsthisyour pencil case?No,it isnt.Yes, it is.isIsthathis eraser?Yes, it is.No,it isnt.Exercise: 1 This is my pencil.(一般疑问句一般疑问句) 2 Is that her pen?(肯定回答肯定回答) 3 Is this his ruler?(否定回答否定回答) 4 That is her backpack. (一般疑问一般疑问句句)I

11、s this your pencil?Yes, it is.No, it isnt.Is that her backpack?Are these your books?Yes ,they are. They are mine.No,they arent .They are hers.boxboxesAre those your boxes?Yes ,they are. They are mine.No, they arent .They are his.一般疑问句有两种，本单元主要讲由一般疑问句有两种，本单元主要讲由be 动词引导的疑问句动词引导的疑问句。 包含动词包含动词 be 的陈述句变为

12、一般疑问句时的陈述句变为一般疑问句时,只需将动词只需将动词be (am, is, are) 移至句首移至句首。 注意注意: 1. 动词动词be (am, is, are) 第一个字母大写第一个字母大写；2. 句末用问号句末用问号。一般疑问句一般疑问句对一般疑问句的回答分为对一般疑问句的回答分为肯定和否定肯定和否定回答回答:作作肯定回答肯定回答先说先说Yes, 再作简单叙述再作简单叙述, 如如:- Is this your pen?- Yes, it is. Its my pen.作作否定回答否定回答先说先说No, 再作补充回答。如再作补充回答。如:- Is that her baseball?

13、- No, it isnt. Its my baseball.特殊疑问句是由疑问词特殊疑问句是由疑问词what, how, where等等疑问词疑问词来引导的。来引导的。其结构是其结构是: 疑问词疑问词be/助动词助动词/情态动词主语情态动词主语谓语谓语? 如：如：Whats your telephone number?Whats this in English?How do you spell it?特殊疑问句特殊疑问句特殊疑问句回答时要特殊疑问句回答时要根据所问的情况回根据所问的情况回答答，不能用不能用Yes或或No。如：。如： - Whats this? 这是什么？这是什么？ - Its

14、 an eraser. 这是一块橡皮。这是一块橡皮。 - Whats your telephone number? 你的电话号码是多少？你的电话号码是多少？ - - Whats your last name? 你姓什么？你姓什么？ - My last name is Zhang. 我姓张。我姓张。Exercises:1、Is this your pen? A、Yes ,this is. B、Yes, thiss. C、No ,this isnt. D、No,it isnt.2、Is that a ruler? Its a sharpener. A、Yes ,that

15、is. B、No,it is. C、No,that isnt. D、No,it isnt.3、Whats this? A、Yes,it is. B、No,it isnt. C、Its a eraser. D、Its an eraser. 4、Whats name? name is Ma Ling. A、your ; My B、your ; my C、your ; I D、you ; myDDDA一、Choose the Correct answer(单项选择). 二、Complete these sentences with “am”, “is”, “are”.1、 this his book

16、? Yes ,it .2、What that? It a book .3 、How you? I fine, thank you .三、Make up sentences.（用所给单词和标点组成句子）1、your, is ,book ,this, (?)2、pen, that, his ,is ,(.)IsisisisareamIs this your book? That is his pen .三三.Fill in the blanks with proper wordsBob:_,Im_.Whats your _?Gina: My_Gina._to_you.Bob:_to meet yo

17、u,_._this your ruler?Gina:No,_ _Ask Eric,Its_ruler.Bob:Eric,Is _ _ruler?Eli :Yes,_is ._ _.HiBobnamenamesNicemeetNicetooIsit isnthisthisyouritThankyouExercise:1. A: Is this your _? B: Yes, its _.2. A: Look there! Is that your fathers _? B: No, it _. Its _, my uncles.3. A: Are these her _? B: Yes, the

18、y are_.4. A: Kate, are those oranges _? B: Oh, yes, they are my oranges. They are _.5. A: What are those? B: _ are CDs. They are _, Helens. dictionaryminejacketisnthiserasershersyoursmineTheyhersUnit 3 Is this your pencil?Section A 2a-2dPeriod 2Words previewin Englisha howdospell用用 (表示方法表示方法, 媒介工媒介工

19、具等具等)英语；英文英语；英文一个一个多么；何等；怎样多么；何等；怎样做；干；构成否定句做；干；构成否定句拼写拼写_your pencil?_. Its my pencil._that your_?_. _her ruler.Look and sayIs thisYes, it isIs rulerNo, it isntIts_a book? No, it_. Whats this in English?Its a_.How do you spell it?_.Look and sayIs thispencilP-E-N-C-I-Lisnt_in English? _. _do you spe

20、ll it? _.Whats thisIts a backpackHowB-A-C-K-P-A-C-K_English? _._?E-R-A-S-E-R.Whats this inIts an eraserHow do you spell it - Is this your pencil?- Yes, it is.- Is this my pen?- No, it isnt.- Is that his book?- Yes, it is.- Is that her eraser?- No, it isnt.GrammarGrammarFocusFocusListen and check ( (

21、 ) ) the things you hear.听录音，在你听到的物品后打勾听录音，在你听到的物品后打勾( ( ) ) 。2aTim: Excuse me, Grace. Is this your _?Sonia: Yes, thank you. And those are my _.Tim: And Jane, is this your _?Jane: No, it isnt. Its her ruler.Tim: OK, and these are my _. And this is your _, Jane.pencil erasersruler bookspencil boxeras

22、ers pencil ruler pencil case booksListen again. Complete the conversation with the words in the box.2aitemownerwhoseeraserspencilpencil boxbooksGraceGraceJaneTomGracesGracesJanesTomsPractice the conversation in 2b. Then make your own conversations using the things in your classroom.2c结对活动结对活动PAIRWOR

23、K练习2b中的对话，然后用教室里的物品编新对话。Teacher: Hi, Anna. Are these your pencils?Anna: No, theyre Bobs. Teacher: And is this his green pen?Anna: No, it isnt. The blue pen is his.Teacher: What about this dictionary?Anna: Its Helens. And the green pen is hers, too.Teacher: And the eraser? Is that yours?Anna: Yes, it

24、 is.Teacher: Thank you for your help, Anna.Anna: Youre welcome.Role-play the conversation. 分角色表演对话。2dAnswer the questions:1. Are these Annas pencils? No, they arent.2. What color is Bobs pen? Its blue.3. Whose is this dictionary? Its Helens.4. Is the eraser Annas? Yes, it is. itemownerwhosedictionar

25、ypencilsblue pengreen peneraserHelenBobBobHelenHelensBobsBobsHelensAnnaAnnasThe dictionary is Helens. Its hers. The pencils are Bobs. Theyre his.Role Play?Four students make a conversation and act it out. (四人一组选一副图，编对话表演）四人一组选一副图，编对话表演）Useful expressions (参考语言参考语言)：Excuse me. Here you are. Thank you

26、. You are welcome.Is this/that your?Yes, it is. It is mine./No, it isnt. Its hers/his.Are these/those your.?Yes, they are. They are mine./No, they arent. They are hers/ his.?This is my pen.That is her eraser.These are my pencil boxes.Those are his dictionaries.Are these your pencils?Summary =This is

27、 mine.=These are mine.=That is hers.=Those are his.=Are these yours?ChantPen, pen. Is this your pen?No, no. Its his pen. Its his.Dictionary, dictionary. Is that your dictionary?No, no. Its her dictionary. Its hers.Eraser, eraser. Is this your eraser?Yes, yes. Its my eraser. Its mine.Books, books. Th

28、ese are your books. Theyre yours.Schoolbags, schoolbags. These are Lucys. They re hers. Pencil boxes, pencil boxes. Those are Toms. Theyre his.Attention!its it isisnt is not arent are notIs this your pencil?Yes, it is. Its mineNo, it isnt. Its hers.Is this his green pen?Yes, it is.No, it isnt. The b

29、lue pen is his.Is that your schoolbag?Yes, it is.No, it isnt. Its his.Are these your books?Yes, they are.No, they arent. Theyre hers.Are those her keys?Yes, they are.No, they arent. Theyre mine.Grammar focusGroup work1.观察观察Grammar focus 中的句子，思考当我们想确认中的句子，思考当我们想确认某一某一或或某某些些物品是否是某人的时，该如何询物品是否是某人的时，该如何

30、询 问？其结构是什么动词置于问？其结构是什么动词置于句首？句首？ 对方又如何做出对方又如何做出简略回答简略回答？2.观察观察画圈画圈词汇，分析其意义及在句中的位置？词汇，分析其意义及在句中的位置？3.观察观察下划线下划线词汇，分析其意义及在句中的位置？词汇，分析其意义及在句中的位置？4.思考画圈词汇与划线词汇在思考画圈词汇与划线词汇在用法上的不同。用法上的不同。Group work 形容词性形容词性物主代词物主代词 my your his her 名词性名词性物主代词物主代词形容词性物主代词形容词性物主代词+名词名词=名词性物主代词名词性物主代词mineyourshishersComplete

31、 the questions and answers about each picture. 根据图片补全问句和答语。根据图片补全问句和答语。3aIs_ your book?Yes, it is.No. it _.Are _ my pencils?Yes, _ are.No, they arent.Is _ his ruler?Yes, it _.No, it isnt.Are _her pens?Yes, they are.No, they_.thisisntthesetheythatisthosearent Read the questions and complete the answe

32、rs. 阅读问句并补全对话。阅读问句并补全对话。1. Is this her ruler?2. Is that Erics schoolbag?3. Are these his pencils?4. Are those Annas books?Yes, . Its .No, . Sallys.Yes, . Theyre .No, . mine.it ishersit isntIt isthey arehisthey arentTheyre3bThe words that show ownership I my (我的我的) mine you your yours he his (他的他的) h

33、is she her (她的她的) hers it its (它的它的) its they their (他们的他们的) theirs we our ours you your yours they their theirs形容词性形容词性物主代词物主代词名词性名词性物主代词物主代词主格主格Put some things into the teachers box.在老师的盒子里放一些物品。在老师的盒子里放一些物品。GAME 游戏游戏 找主人。找主人。3cFind the owner of the eraserA: Excuse me. Is this your eraser?B: No, i

34、t isnt. I think its hers/his.A: Excuse me. Is this yours ?C: No, it isnt. I think its hers/his .A: Is this yours?D: Yes, it is. Its mine.A: Here you are. D: Thank you.A: Youre welcome.1234567891011StartEndInstructions:1. Look at the picture.Answer this question: Whats this in English?How do you spel

35、l it? 2. How are you today?3. Complete the answer.Question: Is this your key?No,_ _.4. Answer this question: What color is your coat?5. Do you know what these letters UFO mean in Chinese?6. Look at the picture.Answer this question:whats this in English?How do you spell it?7. Whats your family name/

36、given name?8. Whats your telephone number?9. Her name is Jenny Brown. Question: Whats her family name? And whats her first name?10. How do you spell dictionary?11. 把“That is his ruler.”这个句子改成一般疑问句，并做肯定回答. Complete these sentences with “am”, “is”, “are”.1. _ this his book?Yes, it _.2. What _ that? It

37、 _ a book.3. How _ you?I _ fine, thank you Isisisisaream1. This is her eraser. (改为一般疑问句改为一般疑问句, 并作肯定并作肯定 回答回答)2. That is his pencil sharpener. (改为一般疑问句改为一般疑问句, 并作否定回答并作否定回答)3. this, school, my, is, card, ID (连词成句连词成句)4.The picture is on the wall. (一般疑问句一般疑问句)5. Is that a soccer ball? (否定回答否定回答)Is th

38、is her eraser? Yes, it is.Is that his pencil sharpener? No, it isnt.This is my school ID card. .句型转换句型转换Is the picture on the wall?No, it isnt. 6. Im Cindy. (同义句同义句)7. Is this your brother. (肯定回答肯定回答)My names Cindy.Yes, it is.8. at, please, Kelsey, call, 63749996 (连词成句连词成句)9. is, what, your, box, pe

39、ncil, color (连词成句连词成句)10. your, is, book, this, (?) (连词成句连词成句)Please call Kelsey at 63749996.What color is your pencil box?Is this your book?.将下列句子变为一般疑问句，并作简要回答。将下列句子变为一般疑问句，并作简要回答。1. This is Gina. 2. That is his brother. Is this Gina? Yes, she is./No, she isnt.Is that his brother? Yes, he is./No,

40、he isnt.3. He is my good friend. 4. These are nice pictures. 5. Those are school things.Is he your good friend? Yes, he is./No, he isnt.Are these nice pictures? Yes, they are. /No, they arent.Are these school things? Yes, they are./No, they arent.一、单项选择。一、单项选择。 1. ，Grace. Is this your pencil box? A.

41、 Excuse B. Excuse me C. Sorry. 2. -_ these your books? -No, theyre _. A. Is, Kate B. Are, Kate C, Are , Kates 3. These _ my _. A. are , pen B. is , pen C. are, pens 4. Is that _ ? Yes, it is. A. your B. yours C. he 5. - _ this book? Its mine. A. What B. Whats C. What aboutB CCBC三、用所给词的适当形式填空三、用所给词的适

42、当形式填空。 1. The blue pen is _(my). 2. _ (be) this your blue pen? 3.They _(be) hers. 4. The key is not _(he). 5. -_ (be) those your dogs? - Yes, they are. mineIs arehisAre 四、根据汉语完成句子。四、根据汉语完成句子。1.这是你的文具盒吗？这是你的文具盒吗？ Is_ your _?2.那是她的尺子吗那是她的尺子吗？ Is _ her _?3.不，这不是他的橡皮。不，这不是他的橡皮。 _ , it _ his _.4.这不是我的书包。

43、它是我的这不是我的书包。它是我的。 This isnt her _ . Its _.5.这些书是你的吗？这些书是你的吗？ -不，不是。是他的。不，不是。是他的。 - _ these your books? -No, they _ . They are _.Unit 3 Is this your pencil?Section B 1a-1fPeriod 3Words previewbaseball watch computer game computer game key notebook ring call棒球棒球手表手表电脑电脑游戏游戏电子游戏电子游戏钥匙钥匙笔记本笔记本环；戒指环；戒指打电

44、话打电话Pen, pen, show me your pen.Ruler, ruler, show me your ruler.Eraser, eraser, I have an eraser.Pencil, pencil, I have a pencil.Key, key, this is my key. Its mine.Book, book, that is your book. Its yours.Backpack, backpack, that is her backpack. Its hers.Watch, watch, it is his watch. Its his.One,

45、two, three, look after our things. a baseballa watcha computer gamean ID cardA: Whats this/that?B: Its a baseball.A: How do you spell it?B: B-A-S-E-B-A-L-L.a set of keysa notebookringsa bagA: Whats this/that?B: Its a pen.A: Can you spell it?B: Yes, P-E-N.some keys3. Find the differences.3. Find the

46、differences.A:Whats this in English?B:Its a pen.A:How do you spell it?B:P-E-N.A:Whats this in English?B:Its a pen.A:Can you spell it?B:Yes,P-E-N,pen.1. baseball _ 2. watch _ 3. computer game _ 4. ID card _ 5. key _ 6. notebook _ 7. ring _ 8. pen _ebhaigcd9. bag _fSectionB1a1bAsk and answer questions

47、 about the things in the picture.LindasLisasToms A: Excuse me. Whats that in English?A: How do you spell it? B: Its a notebook.B:N-O-T-E-B-O-O-K.notebookA: Is that yours? B: No, its not mine. Its Lindas notebook.Its hers.baseballring A: Excuse me. Is that a watch? B: Yes, it is. A: How do you spell

48、it?/ Can you spell it? B: . A: Is that yours? B: Yes, it is. A: Here you are./Heres your watch.Use your school things to ask and answerNo, it isnt. Its his/hers/Toms. 1. baseball 2. watch 3. computer game 4. ID card 5. key 6. notebook 7. ring 8. penListen and Circle the things you hear in1a. 听录音并在活动

49、听录音并在活动 1a 的单词中圈出你听到的物品。的单词中圈出你听到的物品。1cListen again. Write the things in the chart.再听一遍录音。在表格中填入这些物品。再听一遍录音。在表格中填入这些物品。LindaMikewatchID cardpenbaseball1dConversation 1Linda: I lost my watch this morning.Man: OK. Is this your watch?Linda: No, it isnt. Thats my watch.Man: Here you are.Linda: And thats

50、 my ID card.Man: OK. Whats your name?Linda: Linda.Tapescript:Conversation 2Mike: Thats my pen.Man: This?Mike: Yes, and thats my baseball .Man: All right. Whats your name? Mike: Mike.Man: OK. Heres your baseball.Mike: Thank you.Where are they?Task1eStudent A is Linda and student B is Mike. Make conve

51、rsations about things in 1d. Then change roles.学生学生A扮演琳达，扮演琳达， 学生学生B扮演迈克，扮演迈克， 用用1d中的物品中的物品编对话，然后交换角色。编对话，然后交换角色。结对活动结对活动PAIRWORKTheyre at the Lost and Found office.Tony: Excuse me, is this your ?S1: Yes, Its /No, I think its Tony：Is that your ?S1: Yes, Its his hersmine yoursdictionaryPair Work 温馨小贴

52、士：名词性物主代词温馨小贴士：名词性物主代词= 形容词性物主代词形容词性物主代词+名词名词A: _ (请原谅请原谅), Mary. Is this your_ (书书)?B: Yes, it is.A: Mary, is this your_ (铅笔铅笔)?B: No, it isnt. Its his.A: Whats this_(用英语用英语)?B: Its _ _(橡皮橡皮).A: How do you _(拼写拼写) it?B: E-R-A-S-E-R.in English根据汉语提示补全对话。根据汉语提示补全对话。Excuse mebookpencileraserspellanTon

53、y: Excuse me, Grace, is this your e_ ?Grace: Yes, _ _. Thank you. Is that your d_, Tony ?Tony: No, _ _. I think its h_. Jane, is that y_ ? Jane: No, _ _. Its h_.Tony: OK, Jack, is this your d_ ?Jack: Yes, it is. Its _. Thank you. Tony: You are welcome.raserit isictionaryit isnt ersoursit isntisictio

54、narymineSummary 温馨小贴士：名词性物主代词温馨小贴士：名词性物主代词= 形容词性物主代词形容词性物主代词+名词名词Copy the conversation in section B 1b.HomeworkUnit 3 Is this your pencil?Section B 2a-2cPeriod 4Words previewatin thelostfoundlost and found 在在(里面或附近里面或附近); 以以在在里面里面表示特指的人、物、事表示特指的人、物、事遗失的，丢失的遗失的，丢失的找回的找回的失物招领失物招领Words previewplease sc

55、hool a set of请请学校学校一套；一副一套；一副(属于属于) 的的Write the things you lose easily. school ID cardwatchkeyschoolbagwallet(钱包钱包)rulererasernotebookpen2a写出你常丢失的物品。写出你常丢失的物品。Read the notice on the board notices and circle the lost things. 阅读公告牌上的布告，圈出丢失的物品。阅读公告牌上的布告，圈出丢失的物品。2bIs this your watch ?My phone number is

56、 495-3539. Call me. JohnLin Hai,A computer game is in the school library. Is it yours? Ask the teacher for it. Mike Read the notice on the board notices and circle the words from 1a. 阅读公告牌上的布告，圈出活动阅读公告牌上的布告，圈出活动 1a 中出现的单词。中出现的单词。2blost:I lost my school ID card. I must find it. Call me at 685-6034. T

57、omFound: Some keys arein classroom7E. Are they yours? E-mail me at . Read the notices again and work down the items. Then check( ) lost or Found.ItemLostFoundcomputer gamekeyswatchschool ID card2c1. how adv. (表示方法、手段、状态表示方法、手段、状态)怎样；如何。如：怎样；如何。如： How did you make it? 你怎么办到的你怎么办到的? How do you like ou

58、r school? 你觉得我们学校怎么样你觉得我们学校怎么样? =What do you think of our school?2. call v. 打电话打电话 n. 电话电话 call sb. 给某人打电话给某人打电话 give sb. a call 给某人打电话给某人打电话Explanation 3. at prep. 在在(里面或附近里面或附近); 在在(时间时间) at school 在学校在学校, 上课上课, 在求学在求学 at home 在家在家e.g. Shall we meet at 3 oclock？ 咱们咱们3点钟见好吗？点钟见好吗？4. school n. 学校学校

59、go to school 上学上学Sonia: Tim, is this _ eraser?Tim: _, it is. This is not _ _._ this your _?Sonia: Yes, its my watch. Is this your _?Tim: No, its not my book. Its _ book.Sonia: OK. Jane, is _ your book?Jane: Yes, it is. _ _.yourYesmywatchwatchbookherthisThank youIs. Fill in the blanks. . 变为疑问句变为疑问句1.

60、This is my clock.2.That is your ring.3.These are her books.4.Those are his oranges.5.Those are my backpacks.Is this your clock?Is that your ring? Are these her books?Are those his oranges?Are those your backpacks?1. This is my pencil. (一般疑问句一般疑问句)2. Is that her eraser?(肯定回答及否定回答肯定回答及否定回答)3. This is