自编导学案(教师版）.doc

高一英语必修2 Unit 3 Computers导学案(教师版)
学生用时：6 periods 编制日期： 2015年12月10日
编制教师：汪锦丹 审核年级： 高一英语组
Teaching aims and demands of Unit 3
话题
1、Information technology
2、History and basic knowledge of computers
3、Robots
交际
功能
1、Making decisions（作出决定）
I’m determined to… I have decided that/to...
Let’s make a decision. Let’s decide…
2、Reasoning（说明理由）
I think/believe that... The advantage/disadvantage is …
Give me your reasons. I agree/disagree, because…
First…second… I think … because(of) …
What makes you think so?
语
言
知
识
目
标
重点词汇
artificial, technology, application, reality, logically, calculate, universal,
simplify, signal, arise, anyhow, explore, intelligence, solve, goal, personally,
web, totally, electronic
词
组
in common, go by, from…on, as a result, with the help of,
deal with, watch over, so…that…, in a way, human race,
share sth with sb, after all， make up, be crazy about
句
型
Over time my memory has developed so much that, like an elephant,
I never forget anything I have been told!
语
法
现在完成时的被动语态（The Present Perfect Passive Voice）
I (Computers) have been used in offices and homes since the 1970s.
I (Computers) have also been put into robots and used to make mobile phones as well as help with medical operations.

(预习案) warming up and reading
教师备课区

Step 1 Discussiom
What can you do with a computer and Internet?
listen to music; _____________________
______________________;___________________; _____________________; go shopping online
They make our lives more colorful and more convenient.
Step 2 Skimming
1. What is the main idea of the passage?
This passage is about------------------
________________________________________________
Step 3 Scanning
Can you put these inventions in an order according to the time
when they appeared?
( ) Analytical machine（分析机）
( ) Laptop （手提电脑）
( ) Calculating machine （计算机器
( ) Robot／android (机器人)
( ) PC （个人电脑）
( ) Universal machine（通用机器）

Step4 Detail-reading
Read the passage again. Find the topic sentence of each
paragraph
and the supporting details.

Paragraph 1: Over time I have been changed quite a lot.
Details:
①___________________________

②___________________________

③___________________________

④___________________________

⑤___________________________

Paragraph 2: These changes only became possible
as my memory improved.
Details:

①_____________________

②___________________________

③___________________________

④___________________________

⑤___________________________
Paragraph 3: Since the 1970s many new applications have
been found for me.
①___________________________

②___________________________

③_____________________

④___________________________

⑤___________________________

⑥_____________________________

⑦_____________________________

⑧____________________________

Step5 Post- reading
After reading the passage finish the timetable
1642:______________________________________
1822: The analytical machine was made by Charles
Babbage.
_________________________________________
1940: ______________________________________
____: The first family of computers was connected
to each other.

1970s: ____________________________________

Now: _____________________________________
Step 6
Find out these useful phrases from Warming up, Pre- reading
and Reading and translate them into Chinese.
1. have sth in common _________________
2. compare A with B _________________
compare A to B _________________
3. according to _________________
4. work out _________________
5. put … in an order _________________
6. sound simple _________________
7. begin as… _________________
8. calculating machine _________________
9. at that time _________________
10. technological revolution ________
11. solve problems _________________
12. artificial intelligence _________________
13. go by _________________
14. stand there by oneself _________________
15. as a result _________________
16. connect A with B _________________
17. share information with sb ___
18. as well as _________________
19. provide sb with sth _________________
20. be filled with _________________
21. a life of high quality _________________
22. a devoted friend _________________
（ 探究案）words and expressions
Ⅱ.Language learning

KEY WORDS AND PHRASES
1 solve vt. 解决 ，解答
solution n. 方法 问题的解决方法 ___________________
eg: I think I can solve the difficulties.

It was clever of you to solve the problem
辨析 解决
solve 侧重给出一个答案 solve a problem /mystery /puzzle / difficulties
settle 对象常是某种争端 an issue /argument /quarrel /matter
活学活用
At first ,he thought he had already ____the problem, but that was not the case
A settled B answered C solved D explained
.2 personal adj.
① This novel is written from personal experience.
② Those are my personal letters. You have no right to read them.
③ The host gives us a warm personal welcome.
归纳：personal adj. ① ____________ ② ____________
③ ____________
personally adv. ① Personally, I am against his plan.
② The host welcomed his guests personally.
归纳：personally ① ____________ ② ____________
3. anyway adv. Anyway adv. ___________
somehow adv. __________
① The door won’t open anyhow. ② Anyhow, it is worth trying.
归纳：anyway = anyhow意思是① ____________ 2. ____________
运用： 结果，一些学生在考试中失败。不管怎样，他们没有灰心
（放弃）。
____________________________________________________________
4. so…that…观察探究
① The book is so difficult that nobody can understand it.
② He left so quickly that we didn't have time to say good-bye.

④ He is so funny a boy that we all like him.
⑤ There are so many cars on the street that I could’t get through.
⑥ We have so little money that we can’t buy a car.
⑦ Students have so much homework to do that they spend little time playing.
归纳 so…that…意思是___________, 用来引导___________从句，
有以下结构：
① so+ __________/_________+that从句
② so+_________+a/an__________+that从句
③ so+_________/_________/__________/__________+名词+that从句
运用 请用so…that翻译
2 这个孩子有如此多的作业要做，以致于他不能得到足够的睡眠
_______________
3 他如此痴迷于网络游戏，以至于违反了法律
——————————————————————————————
拓展： （1）such 用法
(火箭班)（2）so + adj./ adv. + that 结构中，把so + adj./ adv. 提到句首时，
句子要使用部分倒装结构。如：
So interesting is the story that I have read it twice.
So fast did he walk that I couldn’t follow.。
5 deal with 观察探究
① How did you deal with the water pollution of this area?
② Such people are difficult to deal with.
③ This book deals with West Africa.
归纳 deal with为动介词组，相当于及物动词，后接宾语。
意思是① ______________② ______________ ③ ____________
提示 在特殊疑问句中deal with常和how连用，
教学后记
而do with 常和what连用，因为what作动词do的宾语。
运用 ①Can you tell me ______________to deal with it ?
② _______________have you done with my bike ?
③ I don’t know what to ________ ________all the food left.
④ How do you ________ ________a car accident after it happens ？
⑤ 有了电脑的帮助，你会发现处理信息是不难的
________________________________________________________
KEY SENTENSES
1.In pairs discuss what they have in common.(Page 17,Warming Up)
分小组讨论它们有什么共同点。
2. Although I was young I could simplify difficultsums.
(Page 18, Reading, Line 2)
尽管当时我很年轻，但是我能简
3.In 1936 my real father, Alan Turing, wrote a book about how
I could be made to work as a “universal machine” to
solve any difficult mathematical problem.(Page 18, Reading, Line 11)
在 1936年，我真正的父亲艾伦·图灵写了一本书，讲述了怎样使我成
为一台 “通用机器”来解决任何数学难题。化一些复杂的运算。
4. 4.However, this reality also worried my designers.(Page18, Reading,
Line 15)
然而，这样的现实也让我的设计者们担心。
5.As time went by, I was made smaller.(Page 18, Reading,Line 16)
随着时间的流逝，我被做得越来越小。
6.As a result I totally changed my shape.
(Page 18,Reading, Line 19)

结果，我完全改变了我的形状。
7.Anyhow, my goal is to provide humans with a life of high quality.
(Page 18, Reading, Line 32)
不管怎样，给人类提供高质量的生活就是我的使命。
8．I developed very slowly and it took nearly two hundred years
before I was built as an analytical machine by Charles Babbage.
(Page 18, Reading, Line 3)
我发展缓慢，差不多到了两百年之后，查尔斯·巴贝奇才把我制
造成了一台分析机。
10．Over time my memory has developed so much that, like anelephant,
I never forget anything I have been told! (Page 18, Reading, Line 20)
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，
从来不会忘记告诉我的任何事情！
（训练案）Excercises
一. 词汇
1. The government is doing something to （改善）the people’s living conditions.
2. Reading novels can （增加）your vocabulary.
3. Economic progress is closely bound up with （科技）development.
4. Charles Babbage built the first （分析）machine.
5.He has to （估算）the cost of production.
6. We have to analyze and （解决）problems.
7. He studies so hard that he wants to （探索）the universe in the future.
8. Computers have become very important in communication, （金融）and trade.
9. Nowadays the employment is a subject of （普遍）topic of conversation
10. （用途）of artificial intelligence have been found.
二．填空
1. Over time Chinese economic （develop）so much.
2. Computers can （simple）many difficult sums.
3. Robot can think （logical）and producer an answer quicker than man.
4. Elephants can be made （perform）some clever tricks.

5. By 2020, the population of Xian （reach）1000 million.
6. He makes great progress as his study methods （improve）.
7. Only the computer （connect）to the network , it can plays an important role.
8. （communicate）between old and young people is not so difficult as you think.
9. His heart danced with （happy）.
10. The man put up his left hand （signal）his fellow to go away at once.
11. Liu Xiang won （two）place in the16th. Asian Games.
12. Whenever my friend （come）, I have to walk him around the shopping mall.
13. （electronics）wallet is popular among young people.
14. “I”stands for （intelligent）in the word IQ.
15. The Trojan House Virus （attack）his computer.
三．短语翻译
1. 和…有共同之处 ________________ _____2. 把…与…相比_____________________
3. 从…起 _______________________ 4. 过去，久而久之 _______________________
5. 结果______________________ 6. 为某人提供某物 _______________________
7. 与某人分享某物_____________________8. 既…；又… __
9. 全世界 ____________________ 10.与…交流 _______________________
11. 在一定程度上 ___________________12. 作出（计划，程序等）__________________
13. 在…帮助下 __________________ 14.处理,对待 ___________________
15. 充分利用____________________ 16随着时间推移 ____________________
17人类 _____________ 18看守，监视 _____________________
四．完成句子
在老师的帮助下，他终于算出来这道题。
1. With the help of the teacher, he finally .
随着时间的推移，他越来越不耐烦了。
2. , he grew more and more impatient.
成功源于勤劳。
3. Success hard work.
她迟到了，但毕竟还是去了。
4. Marry was too late; she went there .
我经常从网上下载资料，把它加以充分利用。
5. I often information from the Internet and make a good use of it.
她对音乐很着迷。
6. She music.
我们班有55名学生。
7. Our class 55 students.
问题在于你没有按照说明手册做。
8. The problem simply because you didn’t follow the instructions in the handbook.
我知道如何处事，不懂如何与人打交道。
9. I know what to do with matters, but I don’t know people.
她忙于自己的日常事务。
10. She is her day-to-day business.
他的突然来访把我们的蜜月搞得一团糟。
11. His unexpected arrival our honeymoon.
他怎么想办法也不能使她信服
12. He couldn't convince her .
显然他是个非常聪明的人。
13. He's obviously a man of very high .
他犯错时，总能找到借口。
14. When he make mistakes, he would an excuse.
从我们的销售业绩看，我们能完成目标。
15. our sales results, we will accomplish the goal.
芯片的发展带来了计算机科技的许多应用
16. The development of chips of computer technology.
六. 完形填空
The 1990s saw great changes in the way people communicate. People could send mail without going to the 1 , and go shopping without leaving home. 2 like email and download became part of people’s vocabulary. The cause of this great change was the 3 .
The idea for the Internet began in the early 1960s in 4 . The Department of Defense wanted to 5 their computers together in order to 6 private information. In 1969, the ARPA net(an early form of the Internet) first connected the 7 at four American universities. One computer successfully 8 information to another. In 1972, scientists shared ARPA net 9 the world. They created a 10 to send person-to-person messages using ARPA net. This was the 11 of email.
Over the next few years, there was a lot of progress made in the world of computing, 12 most people were not using the Internet. Then, in the 1980s, personal computers became more 13 . In the early 1990s, 14 important things happened: the birth of the World Wide Web in 1991, and the creation of the 15 Web browser(浏览器)in 1993. The web made it 16 to find information on the Internet, and to move from place to place 17 links. The Web and browser made it possible to see information as a website with pictures, sound, and words.
Today, 18 of people connect to the Internet to send email, visit websites, or store information on servers. 19 are now an important part of our lives and are changing 20 we learn, work shop, and communicate.
( ) 1. A. post office B. supermarket C. department store D. the office
( ) 2. A. Expressions B. Phrases C. Letters D. Words
( ) 3. A. computer B. Internet C. server D. browser
( ) 4. A. America B. England C. China D. Canada
( ) 5. A. put B. get C. connect D. leave
( ) 6. A. have B. take C. reach D. share
( ) 7. A. computers B. colleges C. telephones D. lines
( ) 8. A. worked B. found C. posted D. sent
( ) 9. A. to B. in C. with D. for
( ) 10. A. place B. way C. path D. direction
( ) 11. A. beginning B. finding C. creating D. using
( ) 12. A. but B. and C. or D. because
( ) 13. A. practical B. familiar C. expensive D. common
( ) 14. A. two B. three C. four D. five
( ) 15. A. new B. first C. advanced D. modern
( ) 16. A. easier B. harder C. slower D. cheaper
( ) 17. A. circling B. seeking C. sending D. using
( ) 18. A. tens B. hundreds C. thousands D. millions
( ) 19. A. Emails B. Messages C. Computers D. Websites
( ) 20. A. how B. what C. when D. wh
七. 阅读理解
At one time