九年级英语unit9学案.doc

创新实验学校“352和谐高效课堂”九年级上册英语学案 编制：张霜 审核： 审批： 2011.12.新目标英语九年级上册导学案Chief designer: Tang LongningDesigning Aid: Deng Jingyun, Cheng Tingfang, Yu Pingping巢湖二中 2012.12.5 Unit 9 When was it invented ? Section A P681a-1c （ Period 1 ）学习目标：运用被动语态谈论一些发明物的历史。学习重点： 一般过去式的被动语态：was/温热+动词的过去分词+ (by)学习难点： 被动语态的运用。学习方法： 自主学习完成1a，1b, 互助合作完成1c.教学过程：一课前预习 （一）年代的英文表达你还记得吗？请翻译下列年代：1 nineteen seventy-one_2 eighteen eighty-five_3. eighteen seventy-six _4.1927_ 5.1976_ 6. 2010_（二）英汉互译。1.我认为计算器先于电脑发明。_ 2. I think the calculator was invented after the computer. _3. 我认为电话先于汽车发明。_4. -电话是什么时候发明的？ _-我想是在1876年发明的_(三) 预习143页关于被动语态的语法内容。二. 课内探究 （一）. 课前导入：预习检测 (二) 自主探究1.自主完成1a，组内交流，陈述句子。2 听录音完成1b 3. 合作交流：熟读1c的对话并仿照进行对话。（三）知识点拨 1. 被动语态 语态是动词的一种形式，用来说明主语与谓语动词之间的关系。英语中的语态共有两种：主动和被动语态。 主动语态表示句子的主语是动作的执行者，被动语态表示句子的主语是动作的承受者。 动动脑： 1 The classroom is cleaned every day. 2. The bridge was built last year. 3. The trees can be planted in spring. 上面的三个句子我们知道被动语态的基本结构是_. 第一个例句我们可以推测出一般现在时的被动语态的结构为_.从第二个例句我们可以推测出一般过去时的被动语态的结构为_.从第三个例句我们可以推测出含情态动词的被动语态的结构为_.如何理解被动语态？为了更清晰、更深刻地理解被动语态的含义，可以将主动语态和被动语态的句子结构进行比较。 主动语态： 主语+ 谓语动词 + 宾语 + 其他成分 被动语态： 主语+ be +过去分词 + by +宾语 +其他成分 如：主动语态 Many people speak English.被动语态 English is spoken by many people.练一练： 1 The flowers _(water) twice a week. 2. The snakes _(kill) by him last week. 3. The room must _(keep)clean.三课后提升 一) 翻译A: 电视是什么时候发明的？_B: 它是1927年发明的。_二) 用所给词的适当形式填空1. I _(clean) my room every day. My room _(clean) every day.2. Lucy _(wash)her clothes just now. Her clothes_(wash) just now.3. I can _(repair) your bike in two hours. Your bike can_(repair)in two hours四课后反思Unit 9 When was it invented？P.69 Section A 2a - 2c ( Period 2 )学习目标：1. 掌握本课的单词 2. 继续学习被动语态的用法。 3. 通过听说练习，提高学生的听，说能力。 4. 熟读并背诵Grammar Focus.重难点： 通过听说练习进一步学习被动语态 学习方法： 自主预习听力材料及Grammar Focus，互助合作完成2c.教学过程：一课前预习： 一）翻译 1.scoop_2 adjustable_3. battery_4. 加热_5.操作_ 6. 用来做_ 7.shoes with adjustable heels_ 8.scoop cold ice cream_9.change the style of the shoes_10.汽车是什么时候发明的?_ 1885年发明的_11.他们是谁发明的？_ 是Julie Thompson发明的_ 12.他们是用来做什么的？_ 是用来在黑暗中照明的_二. 课内探究 （一）预习检测: (二) 复习导入： T： When was the car / telephone/ TV/ computer/ calculator invented?(三)自主探究1. 听录音，完成2a,2b的内容2. 合作交流：（1）朗读对话并模仿例句完成2c的对话。 (2) 朗读并背诵Grammar Focus。（四）知识点拨They are used for seeing in the dark. be used for doing sth. “被用来做-“ 相当于be used to do sth. Stones can be used for building houses.= Stones can be used to build houses. 拓展： 1. be used to doing sth. 习惯于做某 Im used to getting up early. 2. be used as 被用作- This word can be used as a noun. 3. be used by 被- 使用 This kind of machine is used by farmers for getting in crops(收割庄稼) 做一做：1. 刀被用来切东西。 Knives are used _ _things. = Knives are used _ _things. 2. 英语在中国被用作第二语言。 English is used _the second language in China. 3.这本书的作者是韩寒。 The book is_ _Hanhan.三课后提升(一) 句型转换 1. The telephone was invented by Bell.（划线提问）_ _the telephone _by. 2. The watch was made in Japan. （变否定句） The watch _ _ _Japan. 3. We saw a bird in the tree. (变被动语态) A bird _ _in the tree. 4. Paper is used for writing. （划线提问） _ _paper _ for? 5. Many things were invented by Edison. (变为主动语态) Edison _ _ _.(二) 单项选择1）Pens are used _ writing. A. as B. for C. to 2) The PRC_ on October 1,1949. A. was found B. is founded C. was founded3) They _a lot of toys in the past. A. invent B. invented C. were invented4) He _to swim in the West Lake yesterday. A. saw B. was seen C. was seeing四课后反思Unit 9 When was it invented ?P.70 Section A 3a -4 ( Period 3 )学习目标：1. 根据音标学会拼读本节课的生词。 2. 运用What do you think is the most helpful invention? Why is that? 目标语言来谈论发明重难点：运用目标语言来训练学生的说，写能力。学习方法：互助合作完3a ，3b及part4。教学过程：一课前预习: （一）英汉语互译1.alarm clock_ 2.light bulb_ 3. microware_4. 有用的发明_ 5. 恼人的发明_6. 整天听音乐_ 7. 我认为有一条船会更好_8. 它每天给人们更多时间去工作，去玩_二 课内探究1.复习导入： 复习Grammar Focus. T： What would you like to have if you are alone on a tiny island? 2.自主探究：1) 自主完成2a，写下五种有用的，烦人的发明。2）熟读例句，合作完成3B及part4.3. 知识点拨： Its better to do sth. “做某事更好些”Its better to get up early in the morning. Its better to eat more vegetables.三.课后提升： （一）单项选择1 Sixteen-year-olds should_ work at night. A allow to B allowed to C be allowed to2 They _ seeing in the dark. A used for B used to C are used for3 Shoes_ adjustable heels can change the style. A and B with C for4 When _ the car_? A did, invent B was, invented C does, invent5 The light bulb is used for _ the dark. A in B at C during6 The flowers should _ often. A be watered B water C watered7 The pen is used _ a tool( 工具)_writing. A as, for B by, to C as, by8. We are_ by Miss Li. A teachers B taught C teaching9 I think it is better _ hard. A to work B work C working10. You can play basketball when your work_. A is done B are done C will be done课后反思Unit 9 When was it invented？P.71 Section B 1a-2c ( Period 4 )学习目标：1. 根据音标学会拼读并熟记本节课的生词。2 训练学生的听，说，读，写能力。重难点： 训练学生的听，说技能。 学习方法： 自主学习完成1a,2a,2b，互助合作完成1b,2c.教学过程：一课前预习 英汉互译1 晚的_ 2. 咸的_ 3 酸的_4 撒，洒_.5 chef_ 6. by mistake_ 7 make the customer happy_ 8 in the end_ 9. salty enough_ 10. sprinkle lots of salt_11. a chef named called George Crum _12. The customer thought the potatoes werent thin enough._13. Did you know potato chips were invented by mistake? _二. 课内探究 (一)预习检测；导入： T：Do you enjoy eating the potato chips? Have you ever thought of the history of the chips?（二）自主探究1. 合作完成1a, 1b 2. 听录音，完成2a,2b 3. 合作交流：完成2c.(三)知识点拨：1 in the end, finally, at last “最后” 1)in the end “最后，终于”可用于过去时态，也可预测将来。 We won the match in the end. He will be a teacher in the end. 2)finally 表示事情在长时间之后发生，用法同in the end 但finally 还可以用来表示顺序的终结，此时不用at last. After three hours walk, he finally got there. There are three reasons why I hate him: first, hes rude; second, hes a liar; finally he owes me money. 3)at last 指经历长时间或周折，困难，终于向好的方向发展，有了好的结局。 At last he worked out the problem.2. by mistake 错误的 by accident 偶然，意外地 He put salt into his tea by mistake. I saw an old friend in the street by accident.三.课后提升 (一) 单项选择1 I dont like eating chocolates because they taste is too _. A salty B sour C sweet2 This kind of food is cooked by a cook_ Jake. A call B calls C called 3 They sprinkled some sugar _ the cake. A in B on C to4 Our classroom_ every day, so its very clean. A cleans B is cleaning C is cleaned5 Could you help me put up the signs on the wall? A No problem B I hope so C Thats all right6. Columbus_ America and Edison _ lights. A discovered, invented B invented, invented C invented, discovered(二) 将下句子改为被动语态 1.How do you make a cake? How _a cake _? 2. I filled the basket with flowers. The basket _ _ _flowers. 3. He can tell many stories. Many stories _ _ _by him.课后反思Unit 9 When was it invented？P.72 Section B 3a-4 ( Period 5 )学习目标：1.通过阅读文章3a培养学生的阅读技能，通过完成3b,4a培养学生的写作技能，通过完成4b，培养学生的口语表达能力。2. 学生学会助人为乐，知道如何提供帮助。重难点： 阅读理解能力训练。 学习方法： 自主学习完成3a,3b 的练习，互助合作读懂3a，完成3c和4a,4b.教学过程：一课前预习 英汉互译1偶然地_ 2 根据 _3 落入_ 4 这样_ 5 古老的_ 6 令人愉快的_ 7 legend_ 8 remain _ 9 notice_ 10 produce_ 11 throw _ 12 taste_ 13 college student_ 14 the most popular drink in the world_ 15 over three thousand years_16 The emperor Shen Nong discovered tea when he was boiling drinking water over an open fire. _17 In this way, one of the worlds favorite drinks was invented _ 二. 课内探究 （一）1.预习检测 2. 学生自主阅读3a， 完成4个问题 3. 然后小组合作交流检查所列内容 4. 展示(二) 自主完成3b, 3c . 4a作为家庭作业课后完成。合作完成4b.(三)知识点拨：1. invent, discover, find, find out 1) invent “发明” 指发明一枪不存在的新事物。 Paper was invented in China. 2) discover “发现” 指发现越原来就存在，但一直未被认识的事物。Madam Cruie(居里夫人) _radium(镭) 3) find “发现，找到” 指偶然发现某物 She found a wallet(钱包) on her way home. 4) find out 指经过观察，研究，调查等查明事实真相或得到某种结果。 Please find out where the hospital is.2.notice n. 布告， 通知， 注意 v. 注意到，观察到 1）notice sb./ sth. 注意到某人、某物 I didnt notice you when I came in. 2）notice sb./ sth. do sth./ doing sth. I notice a thief stealing something. 3) notice + 宾语从句 He noticed that his car was broken.三课后练习(一) 用所给词的适当形式填空。1. Did you notice a girl _(read) over there?2. A car _(fall) into the river just now.3. The flowers have a _(please) smell.4. The _(mix) smells bad.5. I _(not come) back until he left.6. Who _(save) the girl? She _(save) by a PLA man.7. The _(leaf) on the trees turn yellow in autumn.(二)完成句子1. 你注意到他提前离开了聚会吗？ Did you _ him_ the party early?.2. 我在公共汽车站偶然遇到了他。 I _ him _ _ at the bus stop.3. 请用这种方法做吧。 Please do it _ _ _.4. 我更喜欢住在乡下而不喜欢住在城市。I _ _in the country _ _in the city.5. 要使每个人都高兴是不可能的。 It is _ _ _every one _.6. He noticed a boy come into the room. (变被动语态) A boy_ _ _ come into the room by him四课后反思 Unit 9 When was it invented ?P.73 Section B Self-check ( Period 6 ) 学习目标：1. 能根据所学知识进行口述或写作。. 2. 复习巩固本单元的主要内容3. 学会使用被动语态来谈论某种东西的发明过程。重难点： 被动语态的运用；运用单词和短语造句。学习方法：自主学习完成目标任务，互助合作完成练习。教学过程： 一单词过关：1 世纪，百年（n.）_2.创造，发明（v.）_3 分开 (v.) _4. 装满，填满 (v.) _ 5 （去）拿来；请来(v.) _ 6. 支持，帮助(v.) _7 捐赠；赠送l(v.) _ 8. invent(v.) _ (n.) 创造，发明/_发明人 9 salt (n.)_ (adj.)咸的10.please(v.) _(adj.)令人愉快的，合意的/ _(n.)令人高兴的事 11 mix (v.) _ (n.)混合物 12. active (adj.) _ (n.)活动，活跃13 wood (n.) _ (adj.)木制的 14. popular l(adj.) _(n.)普及，流行 词组过关 1. be used _ 用来做- 2. by_ 偶然地 3. fall_ 跌倒，从落下4. _this way 用这种方法 5. knock_ 撞到， 与-相撞6. divide_把- 分成（几部分）7. dream_ 梦想，梦到8._mistake 错误地，无意地 9. _the end 最后，终于 10.according_ 按照，根据-所说二 必须掌握的句子1When it invented？ It was invented in -.2. Who were they invented by? They were invented by-.3. What are they used for? Theyre used for seeing in the dark.4. What do you think is the most helpful invention?三 总结感悟：语法探究：被动语态1 They planted a tree. - A tree was planted(by them).2 He does homework every day. -Homework is done by him every day.从上面两个例句我们可以看出主动语态变被动语态的方法为：1 把主动语态的_变为被动语态的主语。2 把主动语态的谓语变为被动结构_,时态要保持一致。3 原来主动语态中的_放在介词by后，如果不需要说明动作执行者，可省略。 使用被动语态应注意几个问题1 不及物动词没有被动语态 What happened last night.2.含双宾语的主动句变被动句（直宾为物，间宾为人） 记忆口诀： 如遇双宾语，最好变间宾；如若变直宾，间宾前加to 或for. （pass, lend, buy, write, bring, show, tell-） My father gave me a football. - I was given a football by my father. - A football was given to me by my father.3 含有感官动词（hear, see, watch, notice,等）和使役动词（let, have, make）的主动句变被动句。 记忆口诀： 感官动词真奇怪，主动句中to离开，被动句中它回来。I was Mr. Wang walk into the bank just now. - Mr Wang was seen to walk into the bank just now. The boss makes works work very hard. - Workers are made to work very hard by the boss.四 课后提升(一) 句型转换 1. The chocolate tastes sweet（划线提问）_ _the chocolate _? 2. I prefer lemons to oranges. （变同义句） I _ lemons _ _ oranges.3. My father went to bed after I went home.（改为同义句） My father _ _to bed _ I went home. 4. The flying disk was invented by the college students. （变主动语态） The college students _the flying disk 5. He noticed a boy come into the room. （变被动语态） A boy _ _ _come into the room by him.(二) 把下列句子改为被动语态1.They read English every day. -_.2. He did his homework last night. -_.3. You must finish your homework now. -_. 4. My uncle bought me an MP3. -_. 5. People make robots do much heavy work. -_.课后反思Unit 9 When was it invented？P.74-75 Reading ( Period 7 )学习目标：1掌握本课的单词或短语2根据上下文和构词法推断，理解生词，短语的含义。3 理解段落中各句子之间的逻辑关系重难点： 阅读训练学习方法：自主学习完成Section1及Section2，互助合作完Section3及Section4。教学过程：一课前预习 1、写出下列单词和短语(英汉互译)： 1)积极的_创造/作 在户内 木制的 _ 敲，击，碰撞 _分开，划分 _ 目标、目的 n. _ 篮，框n. _ 金属 n._ 环，圈，篮圈 n._投篮，射击v. _在-的下面，低于-_ 篮板_ 指导，带领_球场_ 发展，成长 _普及，流行 n._ rise的过去分词_ 世界范围的_协会 _装备，器材_2) a very popular activity_ a little over hundred years old_ more than 100millin people in over countries including China._ the safety of the players_ divide - into-_ it is believe that-_ the number of foreign players_ Many young people dream of becoming famous basketball players_2. 阅读短文，选择填空1）Basketball is played by more than _ people in over _countries. A 100,000,000; 100 B 20,000,000; 200 C 1,000,000; 300 D 100,000,000; 2002）James Naismith was _. A a Canadian doctor B an American doctor C a Canadian teacher D an American teacher3）The _is used for guiding the ball into the basketball. A blackboard B backboard C hoop D net4）People believe that the first basketball game in history was played _. A in 1861 B in 1936 C on December 21st,1891 D on December 21st, 1921二 课内探究1.复习导入：T: Do you play basketball? Would you like to play on national basketball team one day? Please make a lot of good and difficult things about being a basketball player. 1) Its good to be a basketball player because _ 2) Its difficult to be a basketball player because_ 2.自主探究：1) Read the title P74and finish Section12) Read the article in Section2找出文中不理解的短语及句子3.合作交流： 阅读文章，完成3a的图表，并回答3b的4个问题三 知识点拨：(1) Its believe that on December 21st,1891, the first basketball game in history was played. Its believe that - 意为“人们认为-”， 其中it为形式主语，其真正的主语是that引导的从句，类似的句型有：It is said that- 据说- It