1、人教版新课标高一必修 2 Unit 3 Computer教案 8课 时 教 案授课时间：第 周 年 月 日课 题 Unit 3 Computers 教 学 目 标Teaching aim: go over this unit to master the usage of words; phrases and sentences patterns of this unit.教 学 重 点 Important points: Grammar filling教 学 难 点 Difficult points: Basic writing教 学方 法 Summary；Exercises ；Consoli
2、dation教 具 Book II ； Blackboard；PPT；教 学时 数 Three Periods: (two periods for key points, one period for exercise)教学过程Teaching steps: Step 1 Word study一、单词拼写 根据词性和词义写出下列单词。1._ vt. 计算 2._ vt. 简化3._ n. 接线员 4._ adv. 合逻辑的5._ n. 科技 6._ n. 革命7._ adj. 人造的 8._ n. 智力9_ vt. 解决 10._ adv. 亲自 11._ n. 应用 12._ n. 金融 1
3、3._ v. 探索 14._ adv. 无论如何15._ n. 目标 16._ n. 信号17._ n. 类型 18._ vi. 出现，19._ adj. 电子的， 20._ n. 外貌教学过程二、单词运用 根据句子的结构和意义，在空格处填入一个恰当的单词，或者用括号中所给的适当形式填空。1. At the end of a letter you should write “Yours _” and your name.2. With the development of science and _, people will live a happier life.3. IQ(智商) stan
4、ds for _ quality.4. The captain had an _ leg, made of wood.5. English is a _ language, so we have to learn it.6. An a_ is a calculating tool for dealing with figures in ancient China.7. One Laptop per Child is a non-profit association devoted to research to develop a 100 l_ for every child in the wo
5、rld.8. During the course, students will develop their _(analysis) skills.9. The _ (develop) of the information technology was the greatest advance of the 20th century.10. We will soon arrive at the point where we can find all the knowledge of humankind on a computer _(网络).三、词语派生 用括号中所给词的适当形式填空。1. Tr
6、y to _ (simple) your explanation for the students to help them understand better.2. If you want to know about the hotel, you can call the _ (operate) to find out the information.3. The boy is very clever and he shows high _ (intelligent) in study.4. _ (real) is not the way you wish things to be but
7、the way they actually are.5. Bob is _ (total) different from his father, who is very tall.6. They agreed to accept my _ (apply) for joining their team.7. His success in business brought _ (happy) to his parents.8. We will make a _ (person) visit to the students home.9. His speech is _ (logical) orga
8、nized and sounds great.10. I disagree that the age of _ (technology) revolution has ended.Step 2 Phrases reviewing 四、词组互译 将下列词组或短语译成中文或英文。1. fromon _ 2. as a result _ 3. sothat _4. in a way _ 5. with the help of _ 6. deal with _7. watch over _ 8. as time goes by _ 9. in/during the 1970s _10. after a
9、ll _11. _ 公有；共用 12. _ 技术革命 13. _ 处理；安排；对付 14. _ 解决问题 15. _ 人工智能 16. _ 走过；过去 17. _ 依某人看来 18. _ 采取行动19. _ 与信息共享 20. _ 弥补、组成教学过程五、词组运用 词组填空 根据句子提供的语境，从第四大题中选一个适当的词组并用其适当的形式填空。1. They had a lot _ and became good friends very soon.2. How are you going to _ such problems?3. Dont blame him. _, he is a chil
10、d.翻译填空 根据汉语意思，从上述短语中选一个恰当的词组完成句子。4. He soon _ the lessons he missed.5. Why didnt you _ to put out the fire?6. It is not rare in _ (九十年代) that people in _ (五十多岁)are going to university for further education.句子翻译 从上述短语中选择恰当的短语翻译下列句子。7她从那时起就知道自己会获胜。8结果，他只得离开。9在他父母的帮助下，他很快完成了作业。10在春天，我们通常将钟表向前拨一小时，以充分利用
11、日光。Step 3 Practice六、语法填空 阅读下列短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空。eBay is the worlds online marketplace, 31 enables individuals and small Business to trade on a local, national and international basis32 (found) in September 1995, eBay provides a platform (平台) 33 the sale of goods and s
12、ervices to more than 135 million registered members from all around 34 world.Globally, eBay has more than 44 million items (项目) listed for sale at any one time. And an additional 4 million items35 (add) daily. There are more than 50,000 kinds, including computers, art, toys, stamps, magazines music,
13、 glass, electronics, jewelry, e-Books and so on.Electronic (电子的 ) books or e-Books are texts designed to be read only 36 a computer screen. The greatest advantage of e-Books is that you can get the relevant information at the press of a button. Buying e-Books on eBay is easy. You can order e-Books o
14、nline and they will be delivered (交付) electronically to your computer. So you can 37_ money with no shopping, no taxes, and the lowest prices. You could visit e-Book Mall that has the worlds largest 38_ (choose) of quality eBook. Or go to Gemstar e-Books that give a new 39 (mean) to the term “light
15、reading”. They have powerful electronic features such 40 a built-in dictionary, world search and bookmarks.七、基础写作 用括号中所给词翻译下列句子，然后将这些句子联成一篇 5 句话的连贯的短文。1. 随着岁月的流逝，计算机在我们的日常生活中变得越来越重要。(as, go by, more and more, in our daily life)2. 我们利用计算机查找我们所需要的资料；从某种意义上说，计算机是我们的好帮手。(make use of, information, in a w
16、ay)3. 巧板学生沉迷于网络游戏，这对身体健康有害。(fall in love, be harmful to)4. 依我来看，计算机有优点，也有缺点。(in ones opinion, advantage, disadvantage)5. 家长应该看护子女，如何用好计算机。(watch over, how to use)One possible versionAs time goes by, computer is more and more important in our daily life. We can make use of it to find out information
17、we need. In a way, computer is our good helper. However, students fall in love with games in the Internet, it is harmful to their health.Step 4 : Points usages核心单词1. personally adv. 亲自(= in person)，依本人之见，就人而论Personally, I couldnt work to live. 就我个人而言，我无法为生存而工作。Youd better talk to him personally.你最好亲
18、自去跟他说。We like him personally, but dislike his way of living. 我们喜欢他这个人, 但不喜欢他的生活方式。说明：该副词用于句首时，意为“就个人而言”，相当于 as far as I am concerned。运用：用 personally 翻译句子或完成句子。(1)就本人而言，我赞同这个计划。 _(2)我不喜欢他的为人，但我钦佩他的艺术。_, but I admire his art.2. create v. 创造；产生A novelist creates characters and a plot. 小说家塑造人物和故事情节。His
19、appearance created a bad impression. 他的外表给人留下了不好的印象。运用：用 create 翻译句子。(1)健康和财富能创造美丽。_(2)我们所做的就是创造“价值”。_3. arise vi. 出现(appear)，发生(happen) ，起身，起因于理解：指出下列句中 arise 的意思。(1)Problems will arise as we do the work.(2)How did this quarrel arise? (3)When I fall, I will arise.(4)Accidents often arise from carel
20、essness.搭配：arise from/out of 由而引起，由而产生 辨析 rise, raise 和 arise： rise 和 arise 都是不及物动词；rise 意为：站起，起床；升起；arise 意为：出现，发生；起身；起床。 raise 是及物动词。意为：举起；养育；种植；筹款选用上述词并用其适当形式填空。A new situation will _when the examination system comes into existence. He _ his hands to tell the teacher what he wanted to say.He _ ea
21、rly this morning.4. wander vi. 游荡，闲逛；离开正道，离题；开小差；( 河流等) 蜿蜒理解：指出下列各句中 wander 的意思。(1)He wandered in the streets. (2)He wandered from the subject. (3)My attention wandered.(4)The stream wanders through the forest.运用：根据汉语完成英文句子。(1)这堂课太糟了，我都开始走神了。The class is so boring that_.(2)我喜欢晚饭后在公园里闲逛。I like to _af
22、ter dinner.5. simple-minded adj. 愚蠢的，头脑简单的She is simple-minded.她心地单纯。联想：请猜猜下列合成词的意思。(1)open-minded _(2)absent-minded _(3)broad-minded _(4)fashion-minded _重要词组1. go by = pass（时间）流逝，经过(地方)，遵守理解：指出 go by 在下列句中的意思。(1)I go by the house every day.(2)Thats a good rule to go by.(3)You cant always go by appe
23、arances.(4)She becomes more and more talkative as time goes by.联想：填入适当的介词或副词。(1)go _进行，(做，说 )吧 (2)go _追求，追赶(3)go _上升 (4)go _下降 (5)go _继续 (6)go _离开；爆炸 (7)go _熄灭 (8)go _经历(9)go _没有而勉强凑合2deal with 处理，涉及，对付理解：指出 deal with 在下列各句中的意思。(1)He has to deal with the problem carefully. (2)You should deal with yo
24、ur work more carefully. (3)This report deals with the present situation in the Mid-East.辨析：deal with 与 do withdo with 表示“处置，与 相处，忍受”等，do 是及物动词，就某事做些什么，应用 what，what 是 do 的宾语；而 deal with 中的 deal 是不及物动词，表示应付或安排什么，应用 how，how 是 deal with 的状语。3. make up 编造，组成，化妆，和解 make out 辩认出，理解，填写，开出理解：指出各句中划线部分的意思。(1)
25、Farm workers make up only a small section of the population.(2)The student made up an excuse for his being late.(3)The girl made up her face carefully before going to meet James.(4)They had an argument, but they have already made up.(5)To this day I still cant make out why they did so.(6)His handwri
26、ting is so bad that I can hardly make it out.(7)The teacher made out the report cards and gave them to the students to take home.拓展：翻译下短语。(1)make up for _ (2)make up ones mind_(3)be made up of _运用：用含 make up 的短语填空。(1) The medical team _twelve doctors.(2) In Britain today women _ 44% of the work forc
27、e, and nearly half the mothers with children are in paid work.(3) Hard work can often _ lack of intelligence.(4) I have _， and nothing you say will change it.4. watch over 看守，监视，保护，留神(= take care of)Could you watch over my clothes while I have a swim?我去游泳时你帮我照看一下衣服吧。联想 watch for 盼望 watch out (for) =
28、 look out (for) 警惕、密切注意练习 根据汉语意思完成句子。Youll have to_ the right moment. The passengers were asked to_ pocketpicks. (3)They took turns to _the children.5. have much in common（with）( 与)有许多共同之处They have much in common with each other, so they become friends.他们之间有许多共同之处，所以他们成了朋友。联想：have nothing in common
29、(with) (与)毫无共同之处have little in common (with) (与) 几乎没有共同之处Step 5： HomeworkFinish the exercises of the exercise book.板书设计1. 联想：填入适当的介词或副词。(1)go _进行，(做，说 )吧 (2)go _追求，追赶(3)go _上升 (4)go _下降 (5)go _继续 (6)go _离开；爆炸 (7)go _熄灭 (8)go _经历(9)go _没有而勉强凑合2. 辨析make up make up an excuse make up ones face make out make sth out.教学后记
