Unit 3 This is my sister.單數(shù)變復(fù)數(shù)單數(shù)變復(fù)數(shù) this 變變 these that 變變 those he/she/it 變變they is 變成變成 are 名詞后邊加名詞后邊加s:boyboys girl_girls你的我的他你的我的他/她的都不變她的都不變.物主代詞不與物主代詞不與a/an并用。并用。e.g 1.This is my brother.These are my brothers.2.Is that your sister?Are those your sisters?3.She is my friend.They are my friends.Is this/that.?Yes,it is./No,it isnt.Is he/she?Yes,he/she is./No,he/she isnt.1.Is this your dictionary?Yes,it is.2.Is that his watch?No.it isnt.3.How do you spell pencil?4.Is this his sister?Yes,it is.6.These are my aunts.5.Is that your uncle?No.it isnt.7.Those are her cousins.8.Is he your father?9.Is she his grandmother?10.He isnt my grandfather.11.Is he Mr.Greens son?12.Is she Mr.Hands daughter?1.Is he your brother?No,he isnt.2.Is she your mother?No,she isnt.3.Is he her father?Yes,he is.4.Is this your grandfather?Yes,it is.5.Is that his brother?No,it isnt.6.Is she our teacher?No,she isnt.7.She isnt her sister.8.Who is he?9.Whos that?10.These are his uncles.翻譯下列句子翻譯下列句子1。這是你的姐姐嗎？是的。這是你的姐姐嗎？是的。2。那是他的哥哥嗎？不，不是。那是他的哥哥嗎？不，不是。3。她是你的奶奶嗎？不是的。她是你的奶奶嗎？不是的。4。他是她的爸爸嗎？是的。他是她的爸爸嗎？是的。Is this your sister?Yes,it is.Is that his brother?No,it isnt.Is she your grandmother?No,she isnt.Is he her father?Yes,he is.5.他是我的叔叔他是我的叔叔.6.他是她的爸爸他是她的爸爸.7.她不是他的妹妹她不是他的妹妹8.她是他的表姐嗎她是他的表姐嗎?是的是的He is my uncle.He is her father.She isnt her sister.Is she his cousin?Yes,she is.1.Lucy is a girl.She is her fathers _.2.Jim is his fathers _.3.My fathers sister is my _.4.Kates fathers brother is her _.5.Tims father is my uncle,so Tim is my _.6.His parents are his _ and _7.My grandparents are my _ and _.daughtersonauntunclecousinfathermothergrandfathergrandmother1.These are my brothers.2.Those are her sisters.3.These are her friends.4.These are boys.5.Those are girls.6.These are my pens.7.Those are your keys.8.These are erasers.9.Those are ID cards.10.These are red pens.Dave:This is my mother.Mom,this is Lin Hai.Lin Hai:Nice to meet you!Mom:Nice to meet you,Lin Hai.Dave:And these are my grandparents.Grandparents:Hi,Lin Hai.Lin Hai:Hello!Dave:And this is my sister,Mary,and this is my brother,Jim.UNIT 3 This is my sister father mother parents brother sister grandfather grandmother grandparents friend This is my/her/his That is my/her/hisUNIT 3 This is my sisterThis is Jiang Qinqins family photo Is this her mother/father?Yes,it is./No,it isnt.Is this his?This is Xie Tingfengs family photo Yes,it is./No,it isnt.UNIT 3 This is my sisterIs this your?Yes,it is./No,it isnt.UNIT 3 This is my sisterUNIT 3 This is my sisterIs this your?Yes,it is./No,it isnt.Is this her?Yes,it is./No,it isnt.UNIT 3 This is my sisterUNIT 3 This is my sisterThat is my brother.Those are my brothers.GROUP ACTIVITY(小組活動(dòng)小組活動(dòng))：Introduce Jennys family（介紹（介紹Jennys的一家）的一家）1.以以Jenny的名義介紹以的名義介紹以Jenny朋友的身份介紹朋友的身份介紹 e.g Is this/that your?Yes,it is./No,it isnt.