Unit 3 ComputersReadingStep one: Revision1A 根据所给的汉语意思，写出单词的正确形式。1) _ vt. 计算2) _ n. 革命3) _ adj. 人造的；假的4) _ vt. 解决5) _ n. 网络；网状物6) _ n. 金融；财经7) _ adj. 可移动的；机动的8) _ adv. 无论如何；即使如此9) _ n. 目标；目的；球门；得分10) _ n. 火箭2A 根据汉语意思写出短语1) _ 从时起2) _ 结果3) _ 如此以至于4) _ 人类3B 根据提示写出单词的另一形式。1) _ vt. 简化 _ adj. 简单的2) _ n. 操作员；接线员 _ vt. 操作；动手术3) _ adj. 合逻辑的 _ adv. 合逻辑地4) _ n. 工艺；科技 _ adj. 科技的5) _ n. 智力；聪明 _ adj. 智能的；聪明的6) _ n. 真实；事实 _ adj. 真的；真正的7) _ adj. 私人的 _ adv. 就个人而言；亲自8) _ adj. 总的；n. 总数 _ adv. 完全地9) _ n. 应用；申请 _ vt. 申请；应用10) _ vt.&vi. 探索；探测 _ n. 探索；探测Step two: Fast reading1B Go through the passage quickly and judge True or False. ( )1) In 1642 I began as a calculating machine and could solve any mathematical problem. ( )2) My real father was Charles Babbage, who wrote a book and built me in 1936. ( )3) After I got my new transistors in the 1960s, I became smaller but cleverer and quicker. ( )4) I was brought into peoples homes in the 1970s. ( )5) Since my birth I have been built to take the place of the human race. ( )2B Choose the best answers1) Whats the main idea of the text?A. The computer wants to find “who he is”.B. The functional change of the computer.C. The computer becomes popular around the world.D. The history of the computer.2) What can you infer from the text?A. The computer has artificial intelligence.B. The computer changes a lot over the years.C. The computer was not connected by a network until in the early 1960s.D. Now the computer can only be used to deal with information.3B Scan the passage and try to find the answers1) Where were you in 1642?_.2)What were you called in 1936?_.3) What happened to you in the 1970s?_.Step three: Careful reading1C Fill in the table belowTimeEvents16421822The analytical machine was made by Charles Babbage.1940sThe first family of computers was connected to each other.1970sNowStep four:Discussion and DebateWhat are advantages and disadvantages of computers?Step five: Homework1:Write a passage about computers with 120 words or so2:Read the text again and try to retell it Unit 3 The ComputersLanguage PointsStep one: RevisionHave a dictation of some important words and expressionsStep two:Language points知识点一：（课文重现）Look at these. In pairs discuss what they have in common. 看这几幅图画，两个人一组，讨论他们之间的共性。考查角度：common的用法和常见搭配common n. 公共；常见 adj.共同的，共享的；常见的；普遍的，通常的(1) in common 共有；共用。常常同have连用。(2) havein common的常见词组：have nothing in common无共同之处 have little in common几乎无共同之处have something in common有许多共同之处根据上述知识，请完成15题1 .Letterboxes are much more _ in the UK than in the US, where most people have a mailbox instead. A. common B. normal C. ordinary D. usual知识点二：（课文重现）I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage. 我发育缓慢，差不多到了两年百年之后，查尔斯巴比奇才把我制成了一台分析机。考查角度一：develop的常见用法和派生词develop vi.&vt. 养成，形成；发展；冲洗胶卷；使发展；培养常见派生词：developed adj. 发达的 developing adj. 发展中的 development n. 发展根据上述知识，请完成69题2. (06, 湖北) One of the best ways for people to keep fit is to _ healthy eating habits.A. grow B. develop C. increase D. raise考查角度二：It took/was + 一段时间+before从句是一固定句型，意思是“过后才”。before用于这类句型的结构还有：It didnt take/was long (或一段时间)before过了不久就It will take/be long (或一段时间)before要过很久才It wont take/be long(或一段时间)before不久就会根据上述知识，请完成1012题3. It took five hours _ we arrived at the village.A. since B. than C. before D. after知识点三：（课文重现）As time went by, I was made smaller. 随着时间的推移，我被做的越来越小。考查角度：go by的常见用法和由go构成的其它短语go by过去，经过，相当于pass。可用于时间或其他。go by一般不带宾语，带宾语时指从旁边经过。由go构成的其它常见短语：go ahead开始（做某事），往前走，进行go against 违反，违背，对不利go over 复习，检查go through检查，审阅，查看，经历（困难，痛苦）go out 熄灭根据上述知识，请完成1317题4.You must _ your papers before you hand them in.A. go downB. go acrossC. go outD. go through5. Would you please _ this form for me to see if Ive filled it in right?A. take offB. look afterC. give upD. go over6. Didnt you have a good time at the p