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1、Unit 2 This is my sister.第第二二课时课时 Section A(Grammar Focus3c)目录目录课前预习0101名师点拨0202课堂小测0303课后作业0404课前预习课前预习请同学们预习课本Section A（课本P9）。预习完课本内容，同学们可以试着做以下题目，检测一下自己预习的效果！1.那是我的祖父。Thats _.2.那些是我的父母。_ my parents.典型句子典型句子my grandfatherThose are3.他是我的哥哥。Hes _.4.他们是谁？_ they？my brotherWho are名师点拨名师点拨4 4Grammar Foc
2、us 指示代词指示代词this,that,these和和those的用法的用法1.定义指示代词是表示“这个；那个；这些；那些”等指示概念的代词。其中this和these指代离说话人较近的人或物；that和those指代离说话人较远的人或物This is my father.这是我的爸爸。Those are my friends.那些是我的朋友们。续表续表2.用法指示代词this和that作主语时，be动词用单数形式is，同时后面的名词用单数形式；these和those作主语时，be动词用复数形式are，同时后面的名词用复数形式。除此之外，这四个词也能修饰名词，this和that修饰单数名词，t
3、hese和those修饰复数名词This is my book.这是我的书。These boys are my classmates.这些男孩是我的同班同学。续表续表注意：在打电话时，表示自己用this，询问他人用that。3.口诀指示代词有四个，它们用法须牢记；this，that表单数，these，those表复数；this，these离我近，that，those离我远；this或that问句提，答句常用it来代替；还有these和those，用they代替没问题。(this/that提问时，在清楚性别的情况下可用he/she来作答。)专练专练 ()1._is my friend,May.N
4、ice to see you.A.ThisB.ThatC.TheseD.Those()2.Are these your pens?Yes,_.A.these are B.they areC.thesereD.it isAB()3.Whos _?_ is Lily speaking.A.this;ThisB.that;ThatC.that;ThisD.this;That()4._ is my family._ are my grandparents.A.Those;Those B.That;Those C.This;That D.These;TheseCB5 5Grammar Focus 人称代
5、词的用法人称代词的用法 1.定义人称代词是用来指代人或事物的代词，其主要用途是为了避免句子中名词的重复。人称代词有单复数以及主格与宾格的变化。见下表：单数单数复数复数主格宾格主格宾格第一人称我Ime我们weus第二人称你youyou你们youyou数格人称单数单数复数复数第三人称他hehim他们theythem她sheher她们它itit它们数格人称2.用法（1)人称代词的主格在句中作主语。如：I am a student.我是一名学生。He is my uncle.他是我的叔叔。（2)人称代词的宾格在句中作宾语。如：That is my mother.I love her very much
6、.那是我的妈妈。我很爱她。（3）两个或两个以上的人称代词并列使用时，对于单数人称代词，按“二、三、一”的顺序排列，即：第二人称第三人称第一人称；对于复数人称代词，按“一、二、三”的顺序排列，即：第一人称第二人称第三人称。若要承担责任或过失时，则通常将第一人称放在前面。如：You,he and I must obey the rules.你、他和我都得遵守规则。We,you and they should stay here.我们、你们和他们都应该留在这里。It was I and Tom who were late.迟到的是我和汤姆。3.口诀人称代词的用法口诀人称代词的用法口诀人称代词主宾格，
7、作用不同莫用错；主格动词前作主，动词介词后宾格；you和it主宾同，其他主宾须分清；人称代词并列现，尊重他人礼当先；单数人称二三一，复数人称一二三；若把错误责任担，第一人称我靠前。专练专练 ()1.Those are _ books.A.IB.myC.meD.she()2.Is this _ cat?Yes,its _ cat.A.your；youB.your；myC.his；heD.her；sheBB()3.Anna is not my sister._ is my cousin.A.HeB.HisC.SheD.Her()4.Is Anna _ friend?Yes,_ is.A.your;
8、heB.your;sheC.you;sheD.you;heCB6 6Grammar Focus 几组词的缩写形式几组词的缩写形式缩写形式缩写形式举例举例thats=that isThats a book.=That is a book.那是一本书。whore=who areWhore you？=Who are you?你是谁？whos=who isWhos that boy？=Who is that boy?那个男孩是谁？theyre=they areTheyre my friends.=They are my friends.他们是我的朋友们。专练专练 ()1._ the girl we a
9、re looking for（寻找）.A.ThatsB.Whore C.WhosD.Theyre()2._ the two boys over there?A.ThatsB.Whore C.WhosD.TheyreAB()3._ Lucy and Lily.A.ThatsB.Whore C.WhosD.TheyreD课堂小测课堂小测一、根据中文意思或首字母提示，用单词的适当形式填空，每空一、根据中文意思或首字母提示，用单词的适当形式填空，每空一词一词1.Mary is my mothers sister.She is my _（阿姨）.2.Where is your f_?He is watc
10、hing TV in the room.3.Is Jane your _（女儿）?Yes,she is.auntatherdaughter4.Mr.Smith has two _(儿子）.5.Who are those boys in black?T_ are my friends.二、找出下列句子的错误，并在横线上进行更正二、找出下列句子的错误，并在横线上进行更正6.Whore they？Theyre my grandparent._sonsheygrandparent改成改成grandparents7.Whos he？His my brother._8.These is my sister
11、._9.Are those your parents?No,those arent._10.Is Eric you brother?_His改成改成HesThese改成改成This第二个第二个those改成改成theyyou改成改成your三、单项填空（语法专练）三、单项填空（语法专练）()11.Is _ your friend?Yes,_.A.he;she isB.it;she isC.she;she isD.she;he is()12.Is _ your picture?A.thisB.theC.theseD.thoseCA()13.Are _ Marys _?A.this;bookB.that;bookC.these;booksD.those;book()14.Who are the two girls?_ are my sisters.A.HeB.SheC.TheyD.We()15._ is that boy?Oh,he is my brother.A.WhatB.WhoC.HowD.WhereCCB课后作业课后作业此部分习题详见独立装订的课后作业。请同学们完成课后作业Unit 2的第二课时下面的练习题。