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1、Unit 4 Amazing Science教师寄语：No man is born wise or learned . (没有人天生是聪明和有才能的。)Class_ Grade9 Group_ Name_Title: Unit 4 Amazing Science (神奇的科学)Topic 1：When was it invented? ( 它是什么时候发明的？)Section: B 1a-3 ( P83-84) 一课时Learning steps (学习过程): 一、抽测反馈 （Check before class）（5）(我会做)1、用括号里所给单词的适当形式填空。 1) My teache
2、r allows us _(play )football after school. 2) Its a lock. Its used for _(lock) the door. 3) The kite is mine and its made by _( I ). 4)-How beautiful the pants are ! -Thank you. They _(buy ) at Youyi clothes store yesterday. 5)The paper _(make) from wood.2、Preview the new words(预习新单词 P83-84) 目标：会读、会
3、写，知道单词的意思。要求：先汉译英并写出单词的音标及词性，然后先组内群学，再齐读。（在二次铃时完成，学习组长组织并检查评定）1) 电灯泡 ( ) / / _2) 飞机 ( ) / / _3) 耐磨的 ( ) / / _4)朝鲜，韩国 ( ) / / _二、学习目标 （Learning target）（1） 1. 学习第83-84页的新词汇，要求会读会写。2. 学习1a的 对话，掌握如何对某些发明的发明者及发明时间进行问答；3学习一般过去时被动语态的结构及用法。学习重点 难点 1、 熟记新单词及词组，背诵1a的对话；2、 掌握一般过去时被动语态的结构及用法；3、 会用英语表达某些事物的发明时间、
4、发明者及用途。三、自主学习 （Self-study）（20）（我最棒）Task1: 跟读83/1a 后齐读。然后在文中划出重点短语和句子并英汉互译。A：词汇：1) be widely used_ 2) more than_3)在他的一生中_ 4)被某人发明_5)be different from _6) go this way _B：句子：1) Its said that he invented more than two thousand things during his life.译：_【点拨】1) Its said that 据说，听说 it 是形式主语，真正的主语是that引导的从句
5、。e.g. 据说她活了100多岁。_ _ that she lived to be over 100.2) during ones life 在某人一生中 相当于in ones life e.g. 雷锋在他一生中做了许多好事。 Lei Feng did a lot of good things _. 3)invent v.发明，创作 名词有：inventor 发明者，发明家 invention 发明Task2：根据1a完成1b. (Choose the correct answers.) P83 The answers are: 1._ 2._ Task3：根据1a回答下面的问题：1) How
6、 many inventions are mentioned in the dialog ? What are they ?_2) Who invented the light bulb? How many inventions did he invent? _3) When was the airplane invented? Who invented it ?_Task4：根据1a完成1c并核对。（Complete the table.） P83 四展示提升 （Lets show and improve ）（15）（我参与） Task 1: 独立完成P84/2并核对，然后齐读短文。(用所给
7、词的适当形式填空。)The answers are :_ _ _ _ _ _Task 2：听力练习 。(P84/3) 听P84/3的三篇短文2遍，将图片与信息配对并核对。Task 3：练习：利用3的信息进行问答。1） A: Who invented the car ? 2) A:Who invented the TV?B: _ B:_ A:When was it invented? A:When was it invented?B: _ B:_ A:Whats it used for? A:Whats it used for? B:_ B:_五 梳理巩固 （Summary ）（4）（我能行）1
8、、记住本节课的所学的知识；2、整理导学案，梳理本节课所学的知识，检查导学案并完成导学案上所有内容,学习组长注意检查督促。六检测达标 （Test in the end ） (5)（我会做）1、单项选择。( ) 1.-Whats your bike made _? -Metal, of course.A. of B. in C. from D.by( ) 2.The radio was invented _Guglielmo Marconi _1895.A. with, in B. by, at C. from , on D. by, in ( )3. -How many cars _in the
9、 factory in 2013? -More than 100,000.A. produced B. are produced C.was produced D.were produced( ) 4. -Its _that Mr.Brown can speak three foreign languages. -Oh, he is great! A.said B.told C.spoken D. talked( )5. -These tall buildings look very new. -Yes. They _last year. A.built B. are built C. wer
10、e built D. was built( )6)-Do you know when the car_? -In 1885. A. invent B. was invented C. is invented D. invent 2、从方框中选择适当的句子补全对，其中有两项是多余的。A: Hello, Ann! 1._B: I watched TV at home.A: Sounds great! 2._B:It was invented in 1926.A:3._B:John Baird.A: John Baird?4._B:No, he was an Englishman. 5._A:You are so knowledgeable, Ann!B: Thank you .A. Do you know when the TV was invented?B. Whats it used for?C. Was he an American?D. What did you do last Sunday afternoon?E. Its made of metal.F. Who invented it?G. He was a famous engineer.七、课后反思1、我今天学到了什么知识？_2、这节课我的表现（ ） A、很好 B、好 C、一般D、有待改进
