人教版成都中考英语一轮复习讲义 第一讲 学 科年 级学生姓名授课教师上课时间课 次英语 初三第一讲专题内容构词法【教学目标】1. 掌握常见的否定前缀2. 掌握常见的名词、形容词及动词等后缀3. 学会根据常见的前缀和后缀去扩大词汇量教学重点】1. 记住常见的否定前缀和名词、形容词、动词等后缀2. 掌握词汇的变形也是重点教学难点】1. 后缀的前缀应用到具体的题型中2. 注意掌握少数不规则的前缀和后缀，不能混为一谈教学内容】1、 八年级上Unit 1词汇回顾2、 构词法讲解+当堂过手训练3、 中考链接4、 巩固练习Lesson 1 词性与构词法Part I 知识点回顾：词性定义：在英语中根据词汇的语法特征将单词划分为以下十类：词类英语全称（缩写）作用例词实词名词（n.）表示人或事物的名称party政党China中国代词 (pron.)用来代替名词、形容词或数词等He他that那数词 (num.)表示数量或顺序one一first第一形容词（adj.）用来修饰名词表示人或事物的特性、性质safe安全great伟大副词 (adv.)用来修饰动词、形容词或其他副词，表示动作或形状的特性quickly 迅速地here这里动词 (v.)表示人或事物的动作或状态eat吃fly 飞虚词冠词 (art.)用在名词前帮助说明名词所指的人或事物an，a，the介词 (prep.)用在名词、代词等前面说明句子中词与词之间的关系under在……下in在……里连词 (conj.)用来连接词、短语或句子and和but但是感叹词 (interj.)表示说话时的感情或口气Hello喂Emm呃，嘿Tips:“一词多性”book milk farm“一词多义” spring n. fan n. gift n. 1. “形修名，副修动”：在十类词性中______ 修饰_______；_______修饰________。
Look! There is a ______(good/well) picture.Lucy can play basketball _______ (good/well).2. 动词分类： 得分： / 20【Practice】指出下面句子分别属于哪个句型 ①I will spend this summer holiday in the countryside. ②In the modern city, there are some problems, such as air pollution, over-crowdedness and noise. ③In the countryside I can enjoy a comfortable and quiet life. ④There, the air is fresh and the water is clean. ⑤I can hear birds singing in the green trees. ⑥I can also go boating, fishing, and swimming in the lake. ⑦All this will be interesting and good for my health. ⑧So I want to go to the countryside for a change. 1. ( S + V ) _______________ 2. ( S + V +O ) _________________ 3. ( S + V + C ) ____________________ 4. ( S + V + IO + DO ) _______________ 5. ( S + V + O + C ) __________________ 6. There be 句型 ______________v 用方框中所给的词的适当形式填空，每词限用一次。
10分）find her work help about happy cry write listen can thank to Mrs. Li 1____________ something at her desk now. She 2__________ at a TV station. Every day 3__________ meets many people and listens to their stories. She is a kind woman. Last Monday, when she passed a bookstore, she saw lots of people standing outside the gate, and she wanted to have a look. She found a boy 4__________ there. He 5__________ find his mother. Mrs. Li decided 6_________ him. She asked the boy something 7__________ his family. And then she helped this boy 8__________ his mother. The boy’s mother was very 9 __________ to see his son and she said 10 __________ to Mrs. Li. Helping others often makes Mrs. Li happy.Part 1:专题讲解1、知识回顾（8上Unit 1重难点词汇）1. 麻烦的事n.&要紧 v. __________ 2. 胃疼n._________3. 咽喉 n. 4. 躺v ______→（过去式）__________ →(过去分词)__________5. 休息n&.打破v. →(过去式).__________ →(过去分词)__________6. 乘客n. 7. 冒险v.&n. ____ 8. 事故n.________ 9. 情况，情形n __________ 10. 意味着v. →意义adj.________→有意义的adj. →无意义的adj._________11. 决定v.____________ →决定n.__________12. 死亡v.____________ →死亡n.__________→死去的adj.__________13. 控制v.&n. ____ 2. 构词法 为什么要学构词法？掌握基本的构词法知识，对于正确地识记单词，扩大词汇量，提高记忆速度和记忆效果，培养自学能力，具有非常重要的意义。
1.派生法（1）前缀 (只改变词意不改变词性)常见否定前缀1. dis + n. / v. 10 Practice makes perfect. 熟能生巧 like → ______________ appear → ______________ cover → ______________ advantage（9 Unit 14） → ______________ agree → ______________ belief （9 Unit 10）→ ______________honest （9 Unit 8）→ ______________ 2. un + adj./ adv. happy → ______________ usual → ______________ like → ______________ able → ______________ believable → ______________ kind → ______________friendly → ______________ comfortable → ______________ important → ______________ lucky → ______________ healthy → ______________ fair → ______________available → ______________ 3. im + adj. / adv. possible → ______________ polite → ______________ 4. in + adj. /adv. convenient→ ______________ expensive→ ______________ dependent → ______________5. ir + adj. /adv. responsible（9 Unit 14） → ______________ regular → ______________6. non - +n. smoking → ______________ stop → ______________7. mis + v. take → ______________ understand → ______________(2)表示其他意义的前缀常用的有1. a-(多构成表语形容词), lone→ ______________ live → ______________ sleep → ______________ wake。