七年级英语上册《Unit 2 This is my sister》知识梳理 人教新目标版.doc
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1《Unit 2 This is my sister》知识梳理1. parent: father or mother 父亲或母亲 parents: father and mother 父母（双）亲2. 介绍他人1) This / That is． ． ．这／那位是． ． ． ． ． ．２）These / Those are． ． ．这／那些是． ． ． ． ． ．3. 指示代词this / these这/这些一般用来指时间或空间上较近的事物that / those那/那些一般用来指时间或空间上较远的事物4. This is my friend. 复数 These are my friends.That is my brother. 复数 Those are my brothers.5. Who’s = Who is Who’re = Who are She’s = She is He’s = He is They’re =They are6. Oh, I see. 哦，我明白了7. Have a good day! 愿你们（一天）玩得高兴！8. You, too. 你（们）也一样。
9. Bye / Bye-bye / Good-bye 再见10. thanks = thank you 谢谢11. the photo of your family = your family photo12.Here are two nice photos of my family.这有两张我家人的漂亮照片Here are …表示“这是…… ；这（儿）有……” ，用于介绍或引入话题，也可用 Here is … 来表示单数的概念 Here is your book. 这是你的书13. family1）指家庭时是一个整体概念，是单数如: the family is rich.这个家庭很富有His family is a big family他的家庭是个大家庭2) 指家人时是复数，因为它指家庭成员Our family all like playing football. 我们家的人(家庭成员)”喜欢踢足球My family are watching TV at home. 我家人正在家看电视14. family tree 家谱（家庭关系图） male 男 female 女15.名词复数（English book, Page94.）可数名词有单复数两种形式，名词的复数形式的部分规则如下：1)一般情况在词尾加-s ，清辅音后读/s/，浊辅音和元音后读/z/。
如：book----books /buks/ desk---desks /desks/ bag----bags /bægz/ game----games /geimz/ key----keys /ki:z/2)以 s, x, sh, ch,等结尾的词加 -s，读/iz/. 如：bus----buses /bʌsiz/ box----boxes /bɒksiz/ fish----fishes /’fiʃiz/ watch----watches /’wɒtʃiz/3)以辅音字母加 y结尾的词，变 y为 i，再加-es读/z/如：family----familiesbaby----babies party----parties strawberry----strawberries4)以 f或 fe结尾的词①变 f或 fe为 ves读/vz/该类词有：knife 刀，life 生命，wife 妻子，self 自己，leaf叶 子，thief 贼，half 一半，w olf狼，等等2②直接加-s 的有：roof 房顶，belief 信念，chief 首领，gulf 海湾，proof 证据③两种都可以的有：handkerchief 手绢----handkerchiefs / handkerchieves5)以 o结尾的词①以“辅音字母+o”结尾的词，有生命的加-es，如：potato----potatoes，tomato----tomatoes， hero英雄----heroes；无生命的加-s，如： photo----photos, kilo----kilos,piano----pianos②以“元音字母+o” 结尾的词，加-s，如：radio----radios, zoo----zoos常见的不规则变化有：根据 Jerry 和 Dennis 的对话内容完成下面的失物招领表。
Jerry: Good morning! Dennis.Dennis: Good morning! Jerry.Jerry: What's wrong with you? （你发生了什么事情？）Dennis: I lost my watch and my notebook.Jerry: What color is your watch?Dennis: It's white and my notebook is yellow.Jerry: What's your telephone number?Dennis: My telephone number is 2345-9683.Jerry: Let's（让我们）write a Lost and Found notice.Lost and FoundLost: (color: )(color: 3)Please call at .。
