七年级英语人教版 (2018秋上册)课件:Unit 2 This is my sister Section A (Grammar Focus-3c)(共31张PPT).ppt

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1、第二课时:Section A(Grammar Focus-3c),Unit 2,This is my sister.,词句听写,同学们,上一课学习的单词、短语和句型,你们都掌握了吗?现在大家来检验一下,点击下面的音频开始听写吧!,S1:Who is he?S2:He is my father. ,Grammar Focus,(一)指示代词this, that, these, those,含有指示概念的代词叫做指示代词。this, that, these和those都可作指示代词,分别表示“这个”、“那个”、“这些”和“那些”。指示代词在句子中可作主语、宾语、表语、定语等成分。,考点 1,指示代

2、词是表示“这个;那个; 这些;那些”的代词。其中,this(这个) 和these(这些)指离说话人较近的人或事物;,【重点】,语法讲解,that(那个)和those(那些)指离说话人较远的人或事物。eg:This is Jenny and that is Alice. 这是珍妮,那是艾丽斯。 These are pears and those are apples. 这些是梨,那些是苹果。,典例,Look! Do you know _ man under the tree?Sorry. Its too far to see _ clearly.Athis; him Bthat; hisCthi

3、s; her Dthat; him,D,【点拨】本题采用寻找题眼法。too far 说明太远,远指用that,man说明是男的,第二空作see的宾语,要用宾格形式him。,典例,That _ my aunt.These _ our bikes.(is, are),is,【点拨】本题采用主谓一致法。that后用单数is, these后用复数are。,考点 2,指示代词this, that 作主语时,系动词be用单数形式is,同时后面的名词用单数形式;当these,those作主语时,系动词be用复数形式 are, 同时后面的名词用复数形式。,are,【重点】,考点 2,在回答主语是this或th

4、at 的一般疑问句或特殊疑问句时,在答语中用it代替问句中的this或that 。当回答主语是these或those的问句时,在答语中用they来代替句中的these或those。,【易错点】,典例 2,Are these your cousins?No, _ _,they arent,【点拨】主语是these的疑问句,回答时主语用they代替, 且are与not可以缩写。,典例 1,Is that your mother?Yes, _ _,【点拨】易错点主语是that的疑问句,回答时主语用it代替, 且it is不可缩写。,it is,who用作疑问代词,指人,可用作主语、宾语、表语等成分。

5、,(二)who引导的特殊疑问句,考点 1,who用于实义动词前作主语,且提问 时常用作第三人称单数。,【易错点】,典例,_likes science?My friend Rosie.,Who,【点拨】由答语可知问句为对人的提问,故填Who。,典例,_is your maths teacher?Ms. An.,【点拨】提问人用who。,who用于be动词之前作主语。,考点 2,Who,英语中,名词分为可数名词和不可数名词。不可数名词没有复数形式;可数名词在表示多个人或物时用复数形式。可数名词的复数形式一般是在词尾添加s或es构成。,(三)名词复数,名词复数的变化规律如下表:,考向,【重点】,口诀

6、(1)在以f,fe结尾的名词中,变f和fe为v加es的需记这样一句话:一个小偷(thief)的妻子(wife)用树叶(leaf)做的小刀(knife)杀死了一只狼(wolf),把它劈成两半(half),挂在衣架上(shelf)。(2)在以o结尾的名词中加es的:黑人英雄在火山上吃西红柿和土豆。 Negro hero volcanotomatopotato(3)在单复数同形的单词中,中(Chinese)日(Japanese)不变,英法变,其余s加后面。,魔法记忆,代词是代替名词的词, 按其意义、特征及其在句中的作用分为:人称代词、物主代词等。人称代词有主格和宾格之分。,(四)人称代词,人称代词的

7、人称、数和格,如下表所示:,Complete the conversation and practice it with your partner.,3a,A:That _ my family. Thats my mother.B:_ he?A:_ my father.B:Whos _?A:Shes _ sister.B:And _ they? A:_ my grandparents.,is,Whos,Hes,she,my,whore,Theyre,3b,Look at the picture. Make sentences with the words in the three boxes.

8、,2,thisthatthesethose,myyour,father mothergrandfathergrandmotherparents grandparentsbrother sister,This is my sister. That is my father. Are those your parents?,【点拨】答案不唯一。只要选词正确,注意单复数即可。,3c,Bring some family photos to class. Take turns to ask and answer questions about the photos.,一、根据句意,用括号内所给词的正确形

9、式填空1. _(be)these your rulers?2. Sorry. It isnt _(I)bike.,Are,【点拨】用主谓一致法来解题。主语these为复数,故be动词用are。,【点拨】分析句意可知表示所有关系,故用my。,my,3. Whos _(her)?4. Those are my _(friend).5. These _(jacket)are black.,【点拨】用语法判定法来解题。分析句子可知所填词作句子的主语,用主格形式,her的主格为she。,she,friends,jackets,二、单项选择6. Excuse_ . Is this_ key? Yes, i

10、t is. A. I; her B. me; hers C. I; she D. me; her7. _cups are Jacks. A. These B. This C. They D. It,D,【点拨】cups是复数,因此用表达复数的指示代词these。,A,8. Theyre not my_ . A. key B. keys C. map D.ruler9. _are they? They are my parents. A. What B. How C. Who D.Whose10. _my brother. A. Shes B. Theyre C. I am D. Hes,B,【

11、点拨】用交际法解题。由答语可知对方询问是谁。,【点拨】用交际法解题。分析语境my brother 是男的,因此用he。,C,D,三、句型转换11. Those are his books.(改为一般疑问句) _ _his books?12. Is that your family?(作出否定回答) _, it _.13. This black bike is his.(改为同义句) This is _black _.,No isnt,Are those,his bike,14. Is this her dictionary?(改为复数句) Are _their _?15. Are those their oranges?(改为单数句) Is _ _ orange?,that his/ her,these dictionaries,【点拨】those的单数为that; their的单数为his或her。,本节课主要学习了本单元的重点语法知识:指示代词this, that, these, those, who引导的特殊疑问句,名词复数和人称代词。,1.熟记本课时的词汇 2.完成本课时的课后作业,

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