沪教牛津版八年级上册英语 Unit 3 period 5 教案

1、精品文档 精心整理精品文档 可编辑的精品文档课题内容Unit 3 computer Reading2(阅读课)学习目标1 深入理解单词depend operate以及短语depend on, in addition等。2深入理解主阅读篇章,学会在文中寻找线索。3根据图片、关键词及重点句式，复述主阅读篇章。 学习重点通过重要词汇以及相关语言点的讲解，深入学习主阅读篇章。学习难点理解文章，学会从文中寻找线索。学法指导合作探究法、质疑法一、预习案1. 阅读教材35页。2. Translate the English words into Chinese:in the 1940s_ be unawar

2、e of _ depend on _ use to do _ at a faster speed_ be able to _ operate railways _ in addition _ be better thanat _ happen to _ 3. 课文朗读：朗读文章，注意语音语调，并了解文章主要内容。简要概括文章大意。 列出我的疑惑二、探究案预习反馈：2、出示学习目标：3、探究点一：(对文章的整体把握)Complete the conversation below with the words from the box.depend on expensive in addition

3、 speed Mark: I bought a new computerHelen: Why?Mark: I bought my first computer five years ago. I used it almost every day, and it became really slow.Helen: I see. So hows your new computer?Mark: It was really _, but it works at a much faster _ than my old one. _, it has a larger monitor.Helen: I al

4、so _ mu computer a lot these days. I use it to write reports, and to get on the In ternet too. My computer works well, ao Im not to buy a new one.探究点二： （文章处理）一、Read the article and answer the following questions:1. What were the first computers like in the 1940s? _2. What do they look like now? _3.

5、What can we do with computers? _4. Is a computer cleveeer than us? Why? _5. What may computers do in the future? _6. What problem will we probably face if computers can do all our job? _二、Choose the right word for each paragraph.uses sizes relationshipPart1 The _ of computers in different times.Part

6、2 The _ od computers in daily life.Part3 The _ between human beings and computers in the future.探究点三： （对文章知识点的归纳整理）（1）要点归纳1. in the 1940s 二十世纪四十年代 in 1940 在1940年 翻译：在十五世纪六十年代_2. be unaware of 没意识到，未察觉 同义短语 not know, not realize反义短语: be aware of 察觉到3. depend on 依靠 例如：We should learn to depend on ours

7、elves as we grow older. 翻译：我们不应该总是依靠父母。 We shouldent always _ _ our parents4. use to do = use . for doing5. at a faster speed 以更快的速度6. operate 操纵，控制例如 We use computers to operate railways. 拓展 operate 还有手术的含义 operate on sb. 给 做手术 The doctor is operating on the boy.7.be better than at 在 做得比.好例如 He is

8、better than me at swimming他在游泳方面比我好。同义短语： do better than in 翻译：我在唱歌方面比他擅长。 _ (2)根据关键词复述课文.我的知识网络图三、训练案一、翻译下列短语： 1. 在十九世纪四十年代_ 2. 没注意到_3. 依靠_ 4. 以更快的速度_ 5. 另外_ 6. 操控铁路_7. 产生新想法_ 8. 在比做得好 _ 9. 发生_ 10. 没有事情可做_ 二、同义句改写：1. I dont have enough money to buy a new kind of mobile phone. I am_ _ money to buy a

9、 new kind of mobile phone.2. Tom is better than me at playing basketball Tom _ better than me _ playing basketball.3. We use the keyboard to type. We use the keyboard _ _.4. My father seems very busy every day. _ seems _ my father is very busy every day.5. Computers can almost never give wrong answe

10、rs. Computers can _ _ give wrong answers.三、综合阅读：(A)在二十世纪四十年代，the first computers were bigger than cars. Now computers are becoming smaller and better.Some computers are (B) tiny. (C) You may be unaware of them. There is probably one inside your TV or washing machine. You depend on computers more than you realize.We can use computers to calculate. (D) They can calculate at a faster speed than we can and almost never give wrong answers. We can also type and draw things with them. In addition, computers can do impor