湖南省耒阳市九级英语上册 Unit 4 Amazing Science Topic 1 When was it invented Section B（1a3）导学案（无答案）（新版）仁爱版.doc

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 teacher 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、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。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 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、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 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. were 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 america