2019秋七年级英语上册 Unit 3 Is this your pencil Section A (Grammar Focus-3c)课件（新版）人教新目标版

1、Section A (Grammar Focus-3c),Unit 3,Is this your pencil?,Read and learn,Words and expressions,a pen,an eraser,a ruler,a pencil,a pencil box,Review,a schoolbag,a pencil box,a book,a dictionary,Grammar Focus 语法焦点,Complete the questions and answers about each picture. 根据图片补全问句和答语。,3a,this,isnt,these,th

2、ey,that,is,those,arent,Read the questions and complete the answers. 阅读问句并补全答语。,it is,hers,it isnt,It is,they are,his,they arent,Theyre,3b,含有be动词的一般现在时的一般疑问句,一、含义,以动词be(is,are等),助动词(do,does等)或情态动词（can等）开头，用yes或no回答的问句叫作一般疑问句。回答时可以用完整的句子回答，但大多数情况下只需作简略回答。,二、构成及答语,“一提二变三问号” 一提：把句中的be（am/is/are）提到主语的前面。

3、 二变：句中的主语若含有I（my/we）等第一人称代词时，需将它们变为you(your/you)等第二人称代词。 三问号:句末的句号改为问号。 例:He is my brother.,-Is he your brother? -Yes, he is./ No, he isnt.,This,is,my,pencil.,Is,this,your,pencil?,含有be动词的陈述句变为一般疑问句的步骤,含有be动词的否定句,含有be动词的肯定句变否定，只需要在be动词后加not。,肯定句 I am You are He/She/It is. We/You/They are,否定句 I am not

4、 You are not He/She/It is not. We/You/They are not,指示代词this和that,this和that是指示代词，其区别在于：this往往指时间或空间较近的人或物；that往往指时间或空间较远的人或物。 【思路拓展】 these和those分别是this和that的复数形式，其用法同this和that。,选用this或that填空。,(1) Look at kite(风筝） in the sky（天空）! (2) Look! is my new pen! (3) man over there（那边） is my father.,that,This,

5、That,对于Is this / that ？句型 肯定回答是Yes, it is. 否定回答是No, it isnt.（isnt是is not的缩写）需要注意的是yes之后跟肯定形式，no之后跟否定形式，不可混淆。 上述句式的复数形式是Are these / those? 其肯定回答是Yes, they are. 否定回答是No, they arent.(arent是are not的缩写),给出下列两个句子的肯定回答及否定回答。,Is this/that your pen? 肯定回答:_ 否定回答:_ Are these/those your pencils? 肯定回答：_ 否定回答：_,Yes,it is.,No,it isnt.,Yes,they are.,No,they arent.,用所给的单词连词成句,标点已给出。 1. this, is, eraser, his, _? 2. my, pencil, isnt, it, _. 3. are, books, those, her, _? 4. for, Thank, help, your, you _.,Is this his eraser,It isnt my pencil,Are those her books,Thank you for your