七年级英语上册 Unit 2 This is my sister Section A(Grammar Focus—3c)课件 (新版)人教新目标版

1、Unit 2This is my sister. Section A (Grammar Focus3c) This is a pen.(改为一般疑问句改为一般疑问句)Is this a pen？对一般疑问句进行回答对一般疑问句进行回答Yes, it is. No, it isnt.变为复数形式变为复数形式These are pens.(改为一般疑问句改为一般疑问句) Are these pens.(对一般疑问句进行回答对一般疑问句进行回答)Yes, they are.No, they arent.That is a pen.(改为一般疑问句改为一般疑问句)Is that a pen？对一般疑问

2、句进行回答对一般疑问句进行回答Yes, it is. No, it isnt.变为复数形式变为复数形式Those are pens.(改为一般疑问句改为一般疑问句) Are those pens.(对一般疑问句进行回答对一般疑问句进行回答)Yes, they are.No, they arent.This is my aunt.(改为一般疑问句改为一般疑问句)Is this your aunt ？对一般疑问句进行回答对一般疑问句进行回答Yes, it is. No, it isnt.变为复数形式变为复数形式These are my aunts.(改为一般疑问句改为一般疑问句) Are thes

3、e your aunts.(对一般疑问句进行回答对一般疑问句进行回答)Yes, they are.No, they arent.That is his cousin.(改为一般疑问句改为一般疑问句)Is that his cousin？对一般疑问句进行回答对一般疑问句进行回答Yes, it is. No, it isnt.变为复数形式变为复数形式Those are his cousins.(改为一般疑问句改为一般疑问句) Are those his cousins.(对一般疑问句进行回答对一般疑问句进行回答)Yes, they are.No, they arent.【自主归纳自主归纳】缩略词缩

4、略词thats, whore, whos, theyrethats = that is那是那是whore = who are是谁是谁whos = who is是谁是谁theyre = they are他们是他们是【温馨提示温馨提示】在一般疑问句的肯定简略回答中在一般疑问句的肯定简略回答中, 不能用缩略式不能用缩略式theyre。Are those your parents? Yes, they are. (不能用不能用Yes, theyre. ) 【学以致用学以致用】They are my brother and my sister. (对画线部分提问对画线部分提问) they? Its a

5、good number. (改为复数形式改为复数形式) good numbers. 答案答案: WhoreTheyre一、指示代词一、指示代词【观察领悟观察领悟】1. This is my sister. 这是我的妹妹。这是我的妹妹。2. Is that a key? 那是一把钥匙吗那是一把钥匙吗? 3. Are these your books? 这些是你的书吗这些是你的书吗? 4. Those are yellow rulers. 那些是黄色的尺子。那些是黄色的尺子。【知识构建知识构建】1. 指示代词指示代词this, that作主语时作主语时, 系动词系动词be用单数形式用单数形式, 且

6、后面名词用单数形式。且后面名词用单数形式。2. 回答主语是回答主语是this或或that的一般疑问句或特的一般疑问句或特殊疑问句时殊疑问句时, 答语中用答语中用it代替句中的代替句中的this或或that。回答主语是。回答主语是these或或those的问句时的问句时, 答语中用答语中用they代替句中的代替句中的these或或those。【温馨提示温馨提示】(1) 在介绍某人时在介绍某人时, 用用this或或that, 而不用而不用he或或she。(2) 打电话用语中打电话用语中, 介绍介绍“我是我是”用用This is. . . ; 询问询问“您是您是吗吗? ”用用Is that. . .

7、 ? 【学以致用学以致用】. 用指示代词用指示代词this, that, these或或those填空填空1. Whatsover there (在那边在那边) ? Its a bus. 2. Areyour pens? Yes, they are. 3. Areyour pencils? No, my pencils are here. 4. Hello. is Jane. IsPeter? 答案答案: : 1. that2. these/those3. those4. This; that. 句型转换句型转换1. Its his family photo. (改为复数句改为复数句) h i

8、 s f a m i l y. 2. Are those jackets? (改为单数句改为单数句) that ? 3. They are girls. (改为单数形式改为单数形式) . 答案答案: : 1. They are; photos2. Is; a jacket3. She is a girl4. This is my father. This is my mother. (合合并为一句并为一句, 句意不变句意不变) are my. 5. That is her sister. (改为复数句改为复数句) her. 答案答案: 4. These; parents5. Those are

9、; sisters二、人称代词二、人称代词【观察领悟观察领悟】1. Shes my sister. 她是我的姐姐。她是我的姐姐。2. Hes my brother. 他是我的哥哥。他是我的哥哥。3. Hi, Im Jenny. 嗨嗨, 我是珍妮。我是珍妮。4. Theyre my grandparents. 他们是我的他们是我的 (外外) 祖父母。祖父母。【知识构建知识构建】1. 人称代词可以指人人称代词可以指人, 也可以指物。有人称、数和格的变化。也可以指物。有人称、数和格的变化。单数单数复数复数主格主格宾格宾格主格主格宾格宾格第一人称第一人称Imeweus第二人称第二人称youyouyou

10、you第三人称第三人称hesheithimherittheythem2. 人称代词既可指人人称代词既可指人, 也可指物。在句中作主语时要用主格人称代词也可指物。在句中作主语时要用主格人称代词, 且谓语动词的数要与其保持一致且谓语动词的数要与其保持一致, 作宾语时要用宾格人称代词。作宾语时要用宾格人称代词。【学以致用学以致用】根据词义用单词的适当形式填空。根据词义用单词的适当形式填空。1. (她她) is a teacher. 2. (他他) is a good boy. 3. (它它) is in the classroom. 4. (你你) are very smart today. 5.

11、(你们你们) are students. 答案答案: 1. She2. He3. It4. You5. You. 单项选择单项选择1. Those are my. A. parentB. grandparentC. sisterD. friends2. Is this your sister? . She is my friend. A. No, she isB. No, she isntC. Yes, she isD. Yes, she isnt3. ThisLucy and thoseher parents. A. is; is B. is; areC. are; isD. are; are4. is he? He is Toms father. A. WhatB. Who C. How D. What color5. Is Kobe a basketball player (运动员运动员) ? Yes, is. A. sheB. it C. theyD. he. 句型转换句型转换1. Alice is my friend. (改为一般疑问句改为一般疑问句) Alicefriend? 2. Is that your mother? (作肯定回答作肯定回答) , . 3. That is his sister. (改为