Unit 2 This is my sister Grammar Focus 课件 2023-2024学年人教版英语七年级上册

Unit 2　This is my sister. 　Grammar Focus 英语（人教版） 七年级上册 教材链接 This is my friend Jane. That's my grandfather. These are my brothers. Those are my parents. Who's she？ She's my sister. Who's he？ He's my brother. Who're they？ They're my grandparents. 语法探究 指示代词的用法 定义 指示代词指表示“这个”“那个”“这些”“那些”等指示概念的 代词。 语法详解 分类及用法 近指 this 指时间或空间上较近的人或事物 代指或修饰可数名词单数 1. ________ my watch. 这是我的手表。 these 指时间或空间上较近的人或事物 代指或修饰可数名词复数 2. _______ boys _____ our friends. 这些男孩是我们的朋友。 远指 that 指时间或空间上较远的人或事物 代指或修饰可数名词单数 3. ________ a yellow dog. 那是一条黄色的狗。 those 指时间或空间上较远的人或事物 代指或修饰可数名词复数 4. __________ trees. 那些是树。 This is These are That is Those are 特别注意 (1)当名词前有指示代词修饰时，其前就不能再用冠词或形容词性物主代词。如： This girl is Kate. 这个女孩是凯特。 (2) 电话用语中的指示代词：指代自己时用this，指代对方时用that。如： —Who is that？你是谁？—This is Li Hua. 我是李华。 (3)在回答指示代词作主语的一般疑问句或特殊疑问句时，答语要用it代替this或that，用they代替these或those。如： —Is this your mother？这是你妈妈吗？ —Yes， it is. / No， it isn't. 是的。/ 不，不是。 单数句变复数句 指示代词 this→these　 that→those This is a cat. → These are cats. 人称代词 I→we　you(不变)　 he/she/it→they be动词 am/is→are 可数名词 单数名词→复数名词 一、单项填空。 ( )1. —Mum， is my friend， Jim. —Nice to meet you. A. that B. this C. she D. it B 课堂检测 ( )2. This boy is my son. A. a B. my C. / D. an ( )3. —What are those? — . A. This is a hook B. That's a book C. They're books D. Those are books C C ( )4. —What are these? — are red pens. A. It B. She C. He D. They ( )5. —Who ？ —They're her brothers. A. is he B. is she C. is it D. are they D D 二、完成句子。 1. Is this a key? (改为复数句) _____________________________________________________________2. This is a phone. (改为复数句) _____________________________________________________________ 3. Is that boy your brother? (改为复数句) _____________________________________________________________ Are these keys？ These are phones. Are those boys your brothers？ 4. That is our photo. (改为复数句) ____________________________________________________