高中英语 Unit3《Computers》学案3 新人教版必修2

Unit 3 Computers -The words and expressions 导学案学习目标：1. Be able to read the words and expressions correctly.2. Be able to master and use some key words and expressions.学习重点：1. Master the word formation2. Learn to use some useful words and expressions.学习过程：.Reading (A级)1. Read the words and expressions by yourself. (pay attention to the pronunciation)2. Read the words and expressions to your partners. Checking the pronunciation each other.Words and expressions (B级)1. Word formation calculator n. 计算器： _ (vt)_(意义) universe n. 宇宙 ： _ (adj)_(意义) simple adj.简单的： _ (vt) _(意义) operate vi.手术vt.操作：_(n.) _(意义)_(n的人)_(意义) logical adj. 合逻辑的：_(adv)_(意义) technology n. 工艺；科技：_(adj)_(意义) revolutionary adj.革命的： _(n)_(意义) intelligent adj.智能的 ：_(n)_(意义) real adj.真实的 ：_(n)_(意义) person n. 人 ：_(adj)_(意义) total adj.总的；整个的：_(adv)_(意义) apply v. 申请 ：_(n)_(意义) anyhow adv.无论如何;即使如此： _(同义词) sign n.征兆；符号 ：_(v)_(意义) appear v. 出现；显得：_(n)_(意义) characteristic n. 特性；个性：_(n)_(意义)2. 识记词汇 _ 解决；解答 _ 探索；探测；探究 _ 下载 _ 出现；发生 _ 人造的；假的 _病毒3. 识记词组 _ 从时起 _ 结果 _ 如此以至 _ 在某种程度上 _在的帮助下 _ 处理，对付 _ 监视； 看守. Using words and expressions (C级)1. Find the word or expression for each of the following meaning. _ complete change in ways of thinking,working,etc. _ connected computer system. _ to make things easier. _ to find the answer using numbers. _ can be moved easily from place to place. _ to work out the answer to a problem. _ to travel around an area to find out about it. _ completely _ anyway _ activity of managing money2. Complete the passage with the words below.artificial technology intelligent applications explore web reality logically My brother was very interested in computers and enjoyed writing programs of his own. He used to download information from the Internet and made good use of it. He liked to _ the World Wide _ and used the Internet to communicate with computer programmers all over the world. When he went to university he studied IT (information _) and developed a special interest in _ intelligence. After developing special _ of the computer, he hopes to design an _ robot which can think _ and look like a human being, but in _ he has a long way to go. What is it? (A级) An old calculating machine used in China until now._ It is a new calculating machine which can solve a large number of mathematical problems._ It is built to solve some mathematical problems. But it is too big. _ It is a computer which can solve