（可编辑）英语高中必修二U3课件含答案（精华版）.docx

精品教学课件设计 | Excellent teaching plan必修二· Unit 3 Computers黄译葭 2013-1Ⅰ.重点单词1. calculate vt. 计算；预测 2. simplify vt.简化；使单纯3. totally pletely 4. anyhow adv.anyway5. finance n. 财政，财政学 6. universal adj.普遍的7. _ intelligence n.智力；智能 8. application n.应用；申请9. download vt.下载 10. personally adv. 就个人而言11. solve v. 解决；解答 12. happiness n.幸福；快乐13. _ appearance n.外观；出现 14.logically adv. 逻辑上；合逻辑地 work n. 16.technology n. 网络；网状物 工艺；科技；技术 17. artificial adj. 人造的；假的 18. explore v. 探索；探究 19. electronic adj. 电子的 20. character n. 性格；特点 Ⅱ Warming Up&Reading1. P17 In Pairs discuss what they havein common . In common 共同；共有In common with 和 一样Have sth/nothing/a lot/little in common with 和 有些 /无/有很多/几乎无共同之处2. P17 Work out a list and compare it with your partner.Compare (vt.) 比较Compare A with/to B 把 A 与 B 比较Compare A to B 把 A 比成 BCompare with 匹敌 ，可与 相比My works don t’compare with yours. 我的作品不能与你的相比Compare to/with 与 相比Compared to/with her mother, she is tall和.她妈妈比较起来，她算很高了3. P17 calculating machine 计算器Calculate on依靠，依赖，指望Be calculated to do打算做，计划做Be calculated for 为适合 而设计，适合于Calculating (adj.) 精明的，精于算计的Calculation (n.) 计算4. P17 universal machine 通用机器Universal adj. 普遍的；通用的Common 强调“常见的；不足为奇的” 。

指为许多人或事物共同具有因而常见，含有“并不高贵、地位低下”之意，反义词是 rareOrdinary 强调“平常的，平淡无奇的” 指由于与一般事物的性质或标准相同，因而显得平常、无奇特之处，反义词是 specialGeneral 含有“普遍的，一般的，笼统的”意思Usual 指在某一地方或某一时间内所常见的，往往指常见的东西，或常发生的事情，反义词是 unusual5. P18 I developed very slowly and it took nearly two hundred years before I wasbuilt as an analytical machine by Charles Babbage我.百年之后，查尔斯巴比奇才把我制成了一台分析机发展非常缓慢，差不多到了两Before 作连词的用法：(1) 表示“在 之前”The bus had already left before we arrived at the station 我们到达车站之前公共汽车就已经离开了(2) 表示“ (之后)才”，用于强调主句所表达的时间、距离很长或话费的精力较大It will be more than four months before her new album is released.四个多月之后她的新专辑才会发布(3) 表示“尚未；还没来得及 就 ” 。

Someone called me up in the midnigh，t but he hung up before I could answe半r. 夜有人给我打，但我还没来得及接他就挂断了6. P18 From then on , I grew rapidly both in size and in brainpower. 从那时起，我在体积和脑容量方面迅速成长From then/that time on 从那时起； from now on 从现在起From to 从 到 ，后常接不同的名词或数词，名词前一般不需要冠词From morning to night 从早到晚From beginning to end 从头至尾From 1998 to 2013 从 1998 年到 1991 年7. P18 As time went by , as was make smaller. First as a PC(personal computer) andthen as a laptop, I have been used in offices and homes since the 1970s随. 着时间的推移，我被弄得越来越小。

自二十世纪七十年代以来， 我一直被用在办公室和家庭里，显示用做个人电脑，后来又做成便携式Go by 的用法：(1)走过，经过 As car went by us.一辆小汽车 (从我们身边 )过去了2)（时间的）过去，相当于 pass Two years went by两. (3)go by 也意为“按 行事；从 来看” go by the rules 按规定办事go by looks 根据表情判断年过去了与 go 相关的短语：Go after 追求 go against 反对 go ahead进展 go over 检查，复习 go out 熄灭Go through 遭受，经历 go along with 赞成 go in for 从事，爱好 go on with 继续 go back on 违 背8. P18 As a result I totally changed my shape结. 果我完全改变了我的形状As a result 结果用法：(1) as a result of 因为 （后接原因）As a result of his hard work, he got a rise=He worked hard. As a result, he got a rise.由于努力工作，他得到了提升。

2) result from 由 导致The accident resulted from carelessness这.(3) result in 导致次事故由粗心引起Stress and tiredness often result in a lack of concentration压.力不集中力和疲劳经常导致注意9. P18 Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!随着时间的推移，我的记忆能力发展得如此之快， 就像一头大象一样，我从来不会忘记告诉我的任何事情！Over time 随着时间的推移 over 表示“在 期间”Over many years在许多年内Work over night 通宵工作Over the years 在这些年Let’s talk over a cup of tea! 让我们一边喝茶一边聊！10. P18 But I was always so lonely standing there by myself, until in early 1960sthey gave me a family connected by a network.但我总是孤孤单单地站在那里，直到二十世纪六十年代初，人们才给了我一个用网络联成的家庭。

Connect 的用法：(1) connect with/to 把 与 连接起来(2) 接通（），联系 （常与 with 搭配）Connect me with Beijing, please请. 给我接通北京的3)（交通工具）与 衔接（常与 with 搭配）This early bus from here connects with the 8:30 train for Beijing. 从这儿开出的早班公共汽车与八点半钟开往北京的火车相衔接3) be connected with 与 有（亲戚）关系She is connected with the Smiths.她与史密斯家有亲戚关系4) connect up 接通，连在一起You won’t get any current until you connect up the cells of the battery.你必须把电池连接起来才会产生电流In this/that connection 关于这/那一点In connection 接通的In connection with 与 有关Make a connection 建立关系11. P18 I was able to share my knowledge with others through the World Wide Web.我可以通过万维网同其他的伙伴分享我的知识Do one’s share 做某人自己的那份工作 Give a share in sth 参加/ 参与某事 Go shares 分享，分担A lion ’s share 最大的一份 /份额12. P18 Anyhow, my goal is to provide humans with a life of high quality. 无论如何，我的目标是给人类提供高质量的生活。

Score a goal 得一分Keep goal 守球门One’s life goal/one’s goal in life 某人的生活目标Achieve/realize one’s goal 实现某人的目标Ⅲ Learning about Language1.P20 At the time my interest 。