Unit 3 Section A 3a-3c课件 2023-2024学年人教版七年级英语上册

Unit 3 Is this your pencil? Section A（3a-3c） A: What’s that in English? A: Is that your book? B: It’s a book. B: Yes, it is. A: What’s this in English? A: Is this your schoolbag? B: It’s a schoolbag. B: No, it isn’t. A: What’s this in English? B: It’s an eraser. A: How do you spell it? B: E-R-A-S-E-R. A: Is this your eraser? B: Yes, it is. It’s mine. A: What’s this in English? B: It’s a dictionary. A: How do you spell it? B: D-I-C-T-I-O-N-A-R-Y. A: Is this your dictionary? B: No, it isn’t. It’s his. A: What’s this in English? B: It’s a / an … A: How do you spell it? B: … A: Is this your … B: No, it isn’t. It’s his / her … / Yes, it is. It’s … Collect （搜集）the school things around you, them make conversations to find the owner Find the owner(找主人) A:Excuse me,…. Is this/that your pencil ? B:Yes, it is. It’s mine. A: Here you are. B: Thank you. A:Excuse me,…. Are these your pens ? C:No, they aren’t. I think they’re his/ hers. A: Are these your pens ? D:…… Grammar focus Is this your pencil? Yes, it is. It’s mine. No, it isn’t. It’s hers. Is this his green pen? Yes, it is. No, it isn’t. The blue pen is his. Is that your schoolbag? Yes, it is. No, it isn’t. It’s his. Are these your books? Yes, they are. No, they aren’t. They’re hers. Are those her keys? Yes, they are. No, they aren’t. They’re mine. 用“Yes’’ 和“No’’ 来回答的叫做一般疑问句。 9 eg：—Is this his book？这是他的书吗？ —Yes，it is.是，它是。 —Are these your books？这些是你的书吗？ —No，they aren't.不，它们不是。 【注意】第一人称要进行人称转换。 eg：This is my pencil.这是我的铅笔。 →Is this your pencil？这是你的铅笔吗？ 10 第一人称 第二人称 第三人称 单数 mine yours his/hers/its 复数 ours yours theirs 11 2.用法：①名词性物主代词在句中能单独使用，后面不能接名词，其作用相当于一个名词，通常在句中作主语、宾语或表语。 ②名词性物主代词在作主语时，谓语动词的数应由所指者的数来定。 eg：This red pencil is mine.Hers is black.这支红色的铅笔是我的，她的(笔)是黑色的。(Hers＝Her pencil) These books are his.Yours are over there.这些书是他的，你的(书)在那边。(Yours＝Your books) 12 3．与形容词性物主代词之间的关系： 名词性物主代词＝相应的形容词性物主代词＋名词。 eg：This is my bike.That is yours.这是我的自行车，那是你的(自行车)。(yours＝your bike) 13 【歌诀助记】 物主代词分形、名，形式用