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第二讲 Unit 5 词汇、重难点复习 八（9）、八（10）1. 词汇 请写出本单元所学的所有表示人的情感或性格的形容词，比如 happy:excited, worried, angry, sad, afraid,active, funny, silly, kind, smart, cruel,upset, proud, lonely, lively, lovely, cute,mad, glad, disappointed, nice, frightened,shy, strict, brave, helpful, careful, nervous, calm, bored, surprised2. 系表结构 定义：系动词是表示主语定义：系动词是表示主语“是什么是什么”或或“怎么样怎么样”的词。本身有词义，但不能单的词。本身有词义，但不能单独做谓语，须后接表语构成独做谓语，须后接表语构成“系表结构系表结构”来说明主语的状况、性质、特征。来说明主语的状况、性质、特征。 常见的系动词有：常见的系动词有： be, become, get, turn, grow, look, feel, seem, sound, taste, smell, appear等。等。系动词分五类： 表示“是”的be，用来表示主语的特征、状态或性质。 e.g. He is a doctor. 他是位医生。 We are in the classroom. 我们在教室里。 Michael is very happy.迈克尔很高兴。 表示保持一种状态或态度的系动词，如keep, stay, remain等。 e.g. Lily keeps still when we take pictures of her. 我们给莉莉照相的时候她静止不动。 The shop often stays open till twelve at night. 这家商店经常营业到晚上十二点。 表示从一种状态转变为另一种状态的系动词，如become, turn, get, grow, turn, go等。 e.g. I will become a teacher when I grow up. 当我长大了，我会成为一名教师。 The weather gets warmer and warmer. 天气变得越来越暖和了。 The trees turn green in spring. 春天树木变绿了。 表示“看起来”的系动词，如look, seem, appear。 e.g. She looks very happy today.今天她看起来很高兴。 Her father seems a serious man. 她父亲似乎是个严肃的人。 Everybody appears well prepared. 大家看上去都做了充分的准备。 表示其他感官感觉到的系动词，如feel（感觉起来；摸起来）,smell（闻起来）,taste（尝起来）,sound（听起来）等。 e.g. Silk feels soft. 丝绸摸起来很柔软。 She feels unhappy. 她感觉不开心。 The flowers smell very sweet.这些花闻起来很香。Memory challenge(记忆大挑战) 1. 系动词的定义 2. 常见的系动词 3. 系动词的分类Exercise I.根据汉语提示填空。 1.Mike feels very _（孤独的）. 2.The students looked _（疲惫的）because they did too much homework. 3.The little girl is always _（害羞的）. 4.My parents are very _（严格的）in my study. 5.He feels _（失望的） because he failed in the exam.lonelytiredshystrictdisappointed3. ed形容词与-ing形容词的区别词义主语句中成分-ed“感到的”sb.表语/定语-ing“令人的”sth.表语/定语 excited； exciting Im excited at hearing the news. They wait for something exciting to happen. surprised; surprising I was surprised at how quickly she agreed. Its surprising that they lost in the game.Exercise II. 用括号中适当的词填空。 1. excited; exciting Do you know the Same Song to Dabieshan? Its so _and moving. Im very _ to see a football match this evening. 2. interested; interesting She was _ in reading books when she was eight years old. This story sounds _.excitingexcitedinterestedinteresting 3.surprised; surprising I was _at why he was used to swimming in winter. Its _that we all failed the exam. 4.worrying; worried Why are you so _? It must be _ for your parents that you stay in net bar the whole night. 5.frightening; frightened Would you like to go to see a _film with me tonight? He was too _ to walk any more.surprisedsurprisingworriedworryingfrighteningfrightened4.原因状语从句 概念：原因状语从句表示主句所发生的原因或理由，通常由because, since, as等引导。 Because I lost my cellphone, I didnt call you yesterday. We choose Michael to lead us as he says he knows the way. Since you are so young, you should be hard-working.Exercise 单项选择题 1. Why do you like watching Lucky 52 program? -_its very interesting. A. How B. Because C. What D. Which 2. The old man asked the girl to take another seat _ he wanted to sit next to his wife. A. because B. so that C. so5.形容词的同级比较 （1）形容词有比较等级的变化： 原级比较级最高级happyhappyhappierhappiestbigbigbiggerbiggest （2）英语形容词比较级 1. 一般句式的构成： A + is / are+ 形容词比较级+ than + B A 是主格 B 是宾格 如： She is taller than me. 主格 形容词比较级 宾格 2. 2. 英语形容词比较级的构成英语形容词比较级的构成 规则变化规则变化 1 1）一般情况加）一般情况加-er-er，-est-est； 2 2）以）以e e结尾，加结尾，加-r-r， -st-st； 3 3）闭音节单音节词如末尾只有一个辅音字母，）闭音节单音节词如末尾只有一个辅音字母，须先双写这个辅音字母，再加须先双写这个辅音字母，再加-er-er，-est-est； （双写辅音字母再加（双写辅音字母再加-er,-est-er,-est） 4 4）以辅音字母）以辅音字母+ y+ y结尾的词，变结尾的词，变y y为为i i，再加，再加-er-er和和-est-est。 5 5）多音节词皆在前面加单词）多音节词皆在前面加单词moremore和和mostmost。 不规则变化不规则变化 good/well better best good/well better best bad worse worst bad worse worst many/much more most many/much more most little less least little less least far farther/further farthest/furthestfar farther/further farthest/furthest (3)形容词的同级比较 a）肯定结构 A+ be + as + 形容词原级 + as + B The film is as interesting as that one. b）否定结构 A + be + not + as/so + 形容词原级 + as + B Spring is not as/so cold as winter. c）表示倍数， 如half/ twice/ three/ fourtimes + asas” The room is three times as large as that one.Exercise 适用形容词的同级比较结构翻译一下句子。 1. 汉语不如英语难。 Chinese is not as/so hard as English. 2. 他跟他的哥哥一样高。 He is as tall as his elder brother. 3. 我的书不如你的书的一半多。 My books are not half as many as yours.6. 使役动词的用法 (1) 概念：“使役”就是叫别人去做事情的意思。 (2) 使役动词make和let的用法： make sb. do sth. Father makes me wash his car tomorrow. make sb. + adj. The song makes me happy. make sb. + n. We agree to make him monitor. let sb. do sth. He let me drink the water.Memory challenge again！(记忆大挑战) What have we learned today?我们今天都学了些什么？ “6项”： 词汇（关于心情/性格的形容词） 系表结构 -ed形容词和-ing形容词 原因状语从句 形容词的同级比较 使役动词的用法homework 复习今天所讲内容，背诵六项 做练习册Unit5的所有内容。
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