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視頻標簽：Computers
所屬欄目：高中英語優(yōu)質課視頻
視頻課題：人教版必修2Book2 Unit 3 Computers reading II The Second Period Learning about Language寧夏
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高中英語人教版必修2Book2 Unit 3 Computers reading IIThe Second Period Learning about Language寧夏育才中學
Book2 Unit 3 Computers
reading II
The Second Period Learning about Language
Teaching goals 教學目標 1. Target language 目標語言 a. 重點詞匯和短語
have...in common with calculate solve explore totally anyhow intelligent application as a result as a result of provide goal b. 重點句子
Please tell me what they have in common.
As time had gone by, I have been made smaller and smaller.
Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!
Since the 1970s many new applications have been found for me.
I have also been put into robots and used to make mobile phones as well as help with medical operations.
I have even been put into space rockets and sent to explore the Moon and Mars. 2. Ability goals 能力目標
Enable students to learn the meanings and use of some key words in the reading passage.
3. Learning ability goals 學能目標
By writing a short passage using the learned words, enable students to use the structure freely and creatively and know more about the applications of computers in our daily life.
Step I Greetings and leading-in
Play a guessing game and then students will know the new words and the development of computers:
abacus---calculator----huge computer--- PC ---- laptop---- PDA ---- robot
Step II Discovering useful words and expressions in certain sentences in the reading context, and then learn the usage of these words and phrases.
1. Please tell me what they have in common. In common 常常同have連用，如： have nothing in common have little in common have something in common have a lot/much in common
2. I began as a calculating machine in France in 1642.
calculate vt. 計算 n. calculation , calculator calculate on =？
3. …I could be made to work as a “universal machine” to solve any difficult mathematical problem.
solve vt. 解答；解決(疑惑；困難；問題)
solution n. 解答，解決辦法 a solution to sth … 的解決方法 4.As a result, I totally changed my shape. totally adv. completely 整個地; 完全地
total adj. 完全的; 整個的 In total=in all 總計；總共
John didn’t work hard, as a result he failed the exam. However, from then on he decided to change it. As a result of his hard work, he stood out(脫穎而出) and became very excellent. We know his success resulted from his efforts(努力), that is, his hard work resulted in his success. 拓展短語：
as a result as a result of result from v. result in v. 5. Since the 1970s many new __________(應用) have been found for me. application n. 應用；用途;申請（表） apply v. 應用；申請
Susan wants to apply for a job in a foreign country. So nowadays she is learning English very hard. But her learning ways only apply to herself. 拓展短語：
apply for 申請 apply to 適用于…
6. _____ (無論如何) my ____(目標)is to _____(提供)humans__ a life _________ (高
質量的)
anyhow adv. 無論如何，不管怎樣，相當于(anyway) provide (vt) 提供 means supply / offer . Provide sb _________ sth Provide sth _________ sb Step III Students’ activity
According to the given Chinese and the pictures, students can make up some sentences using the learn t news vocabularies.
1. Hello, everyone. I am a robot, XD. I have a lot in common with humans.
2. I am very clever, so I can help students solve many questions and provide them with any help.
3. I have many applications, such as, cleaning the floor, looking after patients, and even playing football.
4. My goal is to have a baby. But it is impossible. Anyhow, I will try hard to have a try. Step IV Basic writing
According to the above sentences students made and their imagination, students can write a short passage to practice the new vocabularies, moreover, they can try to use the new words to express their ideas about the future applications of computers and try to improve their creativity and ability of speaking. The topic is: I am a robot and what can I do for you? Step V Homework
Review language points after class and finish exercise on Students' book on page20.
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