七年级上册英语课件unit1-2(9页).doc

-七年级上册英语课件unit1-2-第 9 页七年级上 Unit 1 My name's Gina.v 语法详解：形容词性物主代词：概念：形容词性物主代词是用来表示所有关系的代词，有人称和数的变化。用法：形容词性物主代词不能单独使用，其后必须接名词，即在名词前作定语。形容词性物主代词不能与冠词和指示代词连用。形容词性物主代词与形容词一起修饰名词时，其顺序应为：形容词性物主代词形容词名词。如：my red pen 我的红色钢笔BE动词一般疑问句 ：概念：一般疑问句是指可以用Yes或No回答的疑问句。本单元主要学习be动词的一般疑问句。结构：Be动词主语其他？回答：Yes，主语be.(肯定回答)/No，主语be not.(否定回答)如：Is he Jim？他是吉姆吗？Yes，he is./No，he isn't.是的，他是。/不，他不是。be动词可缩写与不可缩写的情况：be动词可缩写的情况一般am，is，are与前面的名词或代词缩写时，省去前面的元音字母并在省去的地方加“'”。如：I amI'm; what iswhat's; you areyou'renot与be动词的缩写形式。如：are notaren't; is notisn'tbe动词不可缩写的情况this is，am not，those/these are都没有缩写形式。在一般疑问句的简略回答中，肯定回答时，代词不能与am，is，are缩写。如：Are you Tom？你是汤姆吗？正：Yes，I am. 误：Yes，I'm.v 语法专练一、用所给词的适当形式填空。1Hello! _ (I) am Mary.What's _ (you) name?2Are _ Jack？(you)3How are _ ?I'm fine，thank _(your)4What's _ name?_ name is Tom.(he)5Is _ Alice?No，_ isn't._ name's Mary.(she)二、按要求完成句子。6His name is Nick(对画线部分提问)_ _ _ name?7Is he Jack？(作肯定回答)_ , _ _.8Are you Linda？(作否定回答)_，_ _ _.9My name is Tony Brown.(改为同义句)_ _Tony Brown.10 name，her，is，Jenny (连词成句)三、根据汉语意思完成句子。11我叫吉姆，很高兴认识你！_ Jim._ to meet you!12她叫什么名字？詹妮。_ _ name？_ Jenny.13你的钢笔是什么颜色？What color _ _ pen?14他的钢笔是蓝色的。_ _ is blue.七年级上 Unit 2This is my sisterv 语法详解一、单数句变成复数句：转变原则：四变，一去，一坚持。四变：指示代词的变化：this和that分别变为these和those。eg：This (That) is a pen.这(那)是一支钢笔。These (Those) are pens.这些(那些)是钢笔。人称代词的变化：I变为we，you还是you，he/she/it变为they。eg：I'm a student.我是一名学生。We are students.我们是学生。be动词的变化：am或is变为are。eg：I'm a girl.我是一个女孩。We are girls.我们是女孩。可数名词的变化：可数名词单数变为复数时，要注意以下变化规则。一般情况下词尾加­s。eg：bookbooks书；penpens钢笔以s，x，ch，sh结尾的词加­es。eg：busbuses公共汽车；watchwatches手表以o结尾的词加­s或­es。eg：photophotos照片；tomatotomatoes土豆以辅音字母加y结尾的，将y变i，再加­es。eg：familyfamilies家庭以f或fe结尾的单词，将f或fe变为v，再加­es。eg：leafleaves叶子；knifeknives刀子一去：即名词前不定冠词a/an要去掉。eg：This is a ruler.这是一把尺子。These are rulers.这些是尺子。一坚持：即原句中的形容词、定冠词the、副词、介词短语等保持不变。eg：What color is the jacket？这件夹克衫是什么颜色？What color are the jackets？这些夹克衫是什么颜色？二、Who引导的特殊疑问句Who引导的特殊疑问句通常用来询问人的身份。常用句型“Who is人称代词主格单数？/Who are人称代词主格复数？”。【注意】其回答形式应为“人称代词主格is/are.”，不能回答为“It is/This is/That is/These are/Those are.”。v 语法专练一、语法填空。1These are my _(friend)2Who _(be) these girls?3It's _(she) bike.4 _(That) two boys are David and Dale.5Are _(this) girls your friends?6Is _(he) father a teacher?7She and I _(be) good friends.8. Your father's parents are your _(grandparent)9This is _(I) sister.10.Who are _(it)?二、按要求完成句子。11That is my pen.(改为一般疑问句并作否定回答)_your pen?No，_12These are his rulers.(改为一般疑问句并作肯定回答)_his rulers?Yes，_13They're my sisters.(改为单数句)_my _14That is a black key.(改为复数句)_black _15Are those jackets？(改为单数句)_that_?16Those are my_parents(对画线部分提问)_those?17She is her_mother(对画线部分提问)_she?18他们是谁？他们是我的朋友_my _19这些是你的父母吗？_your parents?20那是我的哥哥托尼。_my brother Tony.三、改错( )1. Whats(A) you(B) name? My(C) name is(D) Bob. ( )2. This(A) is(B) My(C) pencil case(D). ( )3. “Whats(A) that(B) in English?” -“Its(C) a(D) eraser.” ( )4. Hello(A)! Im(B) Smith Kate(C), Im nine(D). ( )5. “Is(A) this(B) your(C) pencil sharpener?” -“No, it is(D).”四、 单项选择1. “Is this map?” “No, it isnt. Its English book.”A. an; a B. an; / C. a; / D. a; an2. “Is that a ruler?” “Yes; .”A. it isnt B. it is C. that is D. its3. name is Mike, he is a good .A. His; boy B. Her; girl C. My; girl D. My; boy4. Gina. This is book.A. Im; my B. Im; an C. Shes; his D. Hes; her5. Tom and I good friends(朋友). He nine.A. are; is B. am; is C. is; are D. are; are6. “Your watch is very nice(漂亮).” “ .”A. No, it isnt B. Yes, it is C. Thank you D. Sorry(对不起)7. Please call me 8327056. A. at B. in C. of D. /