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1、Is this your pencil?Unit ThreeSection AThis is my sister/cousin.These are my sisters/cousins.That is my aunt /uncle. Those are my aunts/uncles.a cupan orangea pena key1a Whats this in English? Its a key. Spell it please. K-E-Y. Whats this in English? Its _. Spell it please. _.Whats this in English?
2、Itsa pencil /e/e/What are these in English? Theyre . pencilsa book -c-/ /Whats this in English? ItsWhat are these? Theyre .booksan eraser/e/I/ /eI/Whats this in English? ItsWhats this in English?rulerIts a ruler.a pencil boxWhats this in English? ItsWhats this in English? Itsa schoolbaga dictionary/
3、e/I/e/e/Whats this in English? Itsa pencila bookan erasera dictionaryQuick revisiona pencil boxa schoolbagWhats this in English?1a Match the words with the things in the picture.1. pencil _ 2. pen _3. book _ 4. eraser _5. ruler _ 6. pencil box _7. schoolbag _ 8. dictionary _e gb h c f a d This is he
4、r ruler. Is this her ruler ? Yes, it is./No, it isnt. (isnt=is not) This is his pencil. Is this his pencil? Yes, it is. /No, it isnt. (isnt=is not) These are her books. Are these her book? Yes, they are. No, they arent. (arent=are not)一般疑问句Is this your pencil?Yes, it is. （肯定回答）No, it isnt. （否定回答）lis
5、nt = is not特点及注意：1、问句使用升调2、把be动词提前3一般疑问句必须先用 yes或no回答.4、肯定回答时，it is 不 能写成its.This is a ruler.（改为一般疑问句） a ruler?Isthis That is my eraser. (改为一般疑问句并做肯定回答） easer? , .YesIsthatanitis Is this his dictionary? (改为陈述句) _ _ _ dictionary.Thisishis That is her book. (改为一般疑问句并做否定回答) her book?_, _ _.NoIsthatitis
6、nt改错1 Is this a book?Yes, it isnt. 2 Is that your dictionary?Yes, its. 3 Whats that?Its ruler. Its an eraser. Its her eraser. Its hers. (hers= her eraser)Its a pencil box.Its my pencil box.Its mine.mine = my pencil box Its a pencil. Its your pencil. Its yours.yours=your pencil Its a schoolbag. Its h
7、is schoolbag. Its his. (his=his schoolbag)形容词性物主代词 my your his her 形容词性物主代词起形容词的作用，用在 名词前 (举例)名词性物主代词 mine (mine=my +名词) yours (yours=your+名词） his (his=his+名词) hers (hers=her+名词) 名词性物主代词=形容词性物主代词+名词 (为了避免重复) (后面就不再加东西了) Is this your pen? No, it isnt. Its her pen. (为了避免重复) No, it isnt. Its hers. (her
8、s=her pencil) Is this her pencil? No, it isnt. Its my pencil. (为了避免重复) No, it isnt. Its mine. (mine=my pencil) Is this her easer? Yes, its her eraser. (为了避免重复) Yes, its hers. Is that your schoolbag? No, it isnt. Its his schoolbag. (为了避免重复) No, it isnt. Its his. 注意：在使用名词性物主代词时，必须有 特定的语言环境，也就是要省略的名词大
9、家已经知道，已经提起过。 例：Its hers. 是她的。 （单独使用大家不知是怎么回事，不可以 这样用） There is a book. Its hers. 那有本书。是她的。 （先提及，大家才明白） 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. Theyre hers.3211b Listen and number the conversations1
10、-3.1c Pairwork: Practice the conversations above with your partner. Then make your own conversations.Yes, it is. Its mine.Is this your schoolbag?Is this your book?No, it isnt . Its his.Its my schoolbag.Its his book.Is that your pen?Yes, it is. Its mine.Is that your pencil box?No, it isnt. Its hers.I
11、ts my pen.Its her pencil box.二、物主代词数人称 类别类别单单数复数第一 人称第二 人称第三人称第一 人称第二人 称第三 人称形容词词性物 主代词词myyourhisheritsouryourtheir名词词性物主 代词词mineyourshishersitsoursyours theirs汉语汉语我的你的他 的她的它 的我们们的你们们 的他(她 、它) 们们的这是我的手表。这块手表是我的。This is my watch.This watch is mine.这些是我的手表。这些手表是我的。These are my watches.These watches ar
12、e mine.这是你的狗。这只狗是你的。This is your dog.This dog is yours.这些是你的狗。这些狗是你的。These are your dogs.These dogs are yours.这是他的猫。这只猫是他的。This is his cat.This cat is his.这些是他的猫。这些猫是他的。These are his cats.These cats are his.Have a test（检测 ）1. A. pensil B. ruler C. pen D.book 2. A. eriser B. morning C. name D. book 3
13、. A. thank B. diktionary C. box D. card 4. A. this B. hers C. thet D.your 5. A. what B. EnglishC. yes D.hwo.选出拼写错误的单词.单项选择单项选择1.-Is this his backpack？-Yes, ( ) A.is it B.this is C. it is D.is this 2. -Are these her pens?-Yes, ( ).A.they are B.it is C. that is D.it isnt 3.-Is that your book? -No, ( )
14、A.thats B. it is C. it isnt D.this is 1. This is my book. This book is mine.2. That is his dictionary. That dictionary is his.3. Is this her ruler? Yes ,its hers.22a Listen and check the things you hear.Listening Tom: Excuse me, Grace. Is this your pencil? Grace: Yes, thank you. And those are my erasers. Tom: And Jane, is this your ruler? Jane: No, it isnt. Its hers. Tom: OK, and these are my books. This is your pencil box, Jane.2b Listen a
