逍遥右脑 2013-01-19 20:08
郑集城区校区高二英语备组 学案 odule 7 Unit 1 Reading
Learning aims:
1.Students will be able to read some exhibition boards about the history of television and audio devices;
2.Students will be able to know the reading strategy --- understanding subtitles;
3.Students will be able to talk about the development of other electronic devices.
Learning important and difficult points:
Learn how to quickly obtain information in a text by understanding the subtitles.
Learning methods: Discussion and task－based activities
Step 1 前学习：
A. 词形变换
1. uncertain ____________ (n.)
2. electric _____________(n.)
3. demand_____________(adj.)
4. apply ______________ (n.)
5. evolution ___________ (v.)
6. assume ______________(n.)
7. convenience __________(adj.)
8. superior _____________(opp.)
9. variety________________(n.)
10. delight _______________(adj.)B.写出下列动词以及过去式、过去分词
1.上发条，缠、绕vt. ___________ ________________ _________________
2.播放 vt. _____________ _______________ ___________
3.运用，应用；申请 vt.& vi. ___________ ___________ ___________
4.投放市场，发起/动 vt. ____________ ____________ ____________
5.需要，要求 v. _____________ _____________ ________________
6.跳，跳跃，谈起 vi. _______________ _____________ _______________
C.记住下列形容词、副词
1.无线的 adj. _____________ 2.优越的，占优势的 adj. ________
3.电的adj.________________ 4.便携的 adj. __________________
5.总共，总而言之 adv._______________ 6.从个人角度，亲自 adv, ________
D.写出下列名词
1.回顾，综述 ___________________ 2.播送，广播 __________________
3.消费者________________________ 4.信号，暗号___________________
5.快乐__________________________ 6.方便，便利___________________
E. 短语翻译:
1.比…优越 ______________________ 2.上市，面市_______________________
3.各种各样的________________________ 4.给……上发条 __________________________
5.涌现，迅猛发展______________________
Step 2 Pre-reading 导读
Fast reading for general ideas
方法指导：Go through the passage as quickly as possible and try to find answers to the two questions. Just focus on and identify the information needed to answer these questions.
1.Where did the writer find this piece of writing?
2.What is it about?
Detailed reading for important information
(Explanation)
本为科技类的说明，信息量很大，时间跨度很长，但其中内容多为客观事实，从语言学习的角度，只需了解即可。所以阅读的重点应在于如何获取信息和如何进行信息分类等，需要深层次理解的内容其实并不多。但鉴于今后在学习和工作中会遇到大量此类，面对信息量巨大且看似枯燥的这篇，如何迅速高效地抓住关键信息？
通过快速浏览， 找出关键字词，如：development、 history、 in 1925、 later in 1928等一系列时间指示语，从而抓住的脉络，即时间线索，再依次找到有关其发展历史的关键信息。
1 . Reading the development of TV
What do you think is the best way to get the most important information in such a long passage?________________________________
Fill in the event happening in a particular year.
1925 Wireless TV transmissions, USA 1923-1927 ______________________
1928 ___________________________ 1928-1929 ______________________
1929 ___________________________ 1948 ___________________________
1951 ___________________________ 1962 ___________________________
1989 ___________________________ 1996 ___________________________
2 . Reading the history of audio devices
1877 The first recording of a human voice 1931 _____________________________
1948 _____________________________ 1954 _____________________________
1958_____________________________ 1979_____________________________
1982 _____________________________ 1986 _____________________________
1987 _____________________________ 1992 _____________________________
3. True or false exercises ( Page 4 PartC1)
4. Detailed questions
1.Why is it still uncertain who invented TV?
2.Why are digital TV superior to satellite TV?
3.What advantage has the new concept of WebTV brought to people since it was introduced in 1996?
4.What were the major disadvantages of the first record player?
5.What did the popularity of P3 result in?
5. Read the text again and choose the best answers according to the text:
1) When and where was the first long-distance TV broadcast made?
A. In 1925 in the USA. B. In 1926 in the U. C. In 1928 in the U. D. In 1928 in both the USA and the U.
2) Who might be the inventor of the first T V?
A. Vladimir Zworykin from Russia. B. Philo Farnsworth in the USA.
C. John Logie Baird from Scotland. D. It remains uncertain.
3) How many countries have put digital TV into operation according to the passage?
A. Only one. B. Already two. C. At most three. D. At least four.
4) Who might have attributed to the development of the Walkman?
A. Two Japanese engineers. B. Three American scientists.
C. Thomas Edison. D. Emile Berliner.
5) What is the main factor that causes the spring up of music websites all over the Internet?
A. The popularity of Walkman. B. The development of the D player.
C. The development of Ps technology. D. The wide use of Discman.
6) From the passage we know that ______.
A. satellite TV delivers cleaner pictures than digital TV.
B.55% of households in China were receiving digital TV signals by 2004.
C. WebTV is the TV set combined with the World Wide Web.
D. more color than black-and-white TV sets were being used before 1967
6 . Fill in the blanks with words given in the box. (Page5 Part E)
Step 3 Reading strategy: understanding subtitles
Subtitles appear after titles and give you more information about the text than the titles.
Subtitles can show how a text is organized. Read the text again and figure out how this text is organized. Complete the following chart.
TV
(In order of time){
Audio devices
(By types of equipment) {
Step 4 掌握分析下列句子并译成汉语。
1.(Line 3) Regular public broadcasting followed shortly after, first beginning on 11 ay 1928 in New York.
________________________________________________________________________________________________________________________________________
2.(Line 17) Satellites were used to broadcast TV beginning in 1962.
__________________________________________________________________
3.(Line 36) 1931 was the year when a German company began to make the first tape recorders, which could record and play sounds on a tape wound around a round object.
____________________________________________________________________________________________________________________________________________________________________________________________________________
4.(Line 50) This is like a mini CD player but can also record music and is very easy to carry, being very small, as the name “mini” indicates.
________________________________________________________________________________________________________________________________________
Step 5随堂检测：
TV and audio devices: a review
TV
Early history*Three men, Vladimir Zworykin, Philo Farnsworth and John Logie Baird, were considered to have made the greatest1._______ to the development of TV.
*The first public TV broadcast was made in 2._______ in the USA.
*Color broadcasts began in 1951, over 3._______ years after color TV was first shown in 1929.
odern age
*Cable TV began in the USA in 1948.
* 4.________ satellites to broadcast TV began in 1962.
* 5.________ standards for digital TV were set in 1989 and consumers in the USA had access to 200 channels in 1994.
*Web TV set-top boxes first came onto the market in 1996, which 6.________ the TV set with the Internet.
Audio devices
Early history*Thomas Edison 7.________ a human voice in 1877 for the first time
*Emile Berliner invented the first record player in 1887.
*The first LPs were made 8._____ in 1958.
Tape recorders and players *The first tape recorders, which could record and play sounds on a tape, were made in 9._______ in 1931.
*The transistor was invented by three Americans in 1948.Two young Japanese engineers bought the 10.________ and created the transistor radio.
*11._______ saw the birth of cassette recorders.
*The Walkman was introduced in 1979.
12.______ technology*The first CDs came onto the market in 1982.The next new development was the D player.
*P3 technology was first 13.________ by Germans in 1987. Thanks to the popularity of P3 players, a lot of music websites offerings P3 music 14.________ all over the Internet
Step 6后学习：
1.复习巩固本时讲义重要内容, 熟读。
2.划出中短语。
学习感悟：
1.我学会了：________________________________________________________________
2.我的困惑是(还有哪些不理解的地方)：_________________________________________
7 Unit 1 Living with technology
Welcome to the unit and reading
eys:
Fast reading
1.On the display boards at a media and technology exhibition.
2.The development of TV and radio devices.
Step 1 Reading the development of TV
Follow the chronological order (in order of time)
•1925 Wireless TV transmissions
•1923-1927 Early forms of TV invented
•1928 first long-distance TV broadcast
•1928-1929 Regular public broadcasting
•1929 Color TV shown
•1948 Cable TV
•1951 Color broadcasts
•1962 Satellite TV
•1989 International standards for digital TV
•1996 WebTV set-up boxes
Step 2 Reading the history of audio devices
1877 The first recording of a human voice
1931 The first tape recorders
1948 Transistor invented
1954 Cassette recorders developed
1958 The first LPs (long-play records)
1979 The Walkman introduced
1982 The first CDs produced
1986 Walkman was added to the Oxford English dictionary
1987 Development of P3 technology started in Germany
1992 The D player was developed
Step 3 Detailed questions
1.Because many people contributed to the development of TV
2.Because digital TV allows the same services to be delivered with clearer pictures than before.
3.WebTV set-top boxes combines the TV set with the World Wide Web. With interactive TV programming, you can play along with game shows, respond to questionnaires and chat to other viewers.
4.The first record player had to be wound up by hand and only played a record for two minutes.
5.ajor corporations are taking over the portable music player market with P3 players.
Step 4 True or false exercises
True : 1267 False: 3 4 5
Step 5 Read the text again and choose the best answers according to the text:
DDBACC
Reading strategy: understanding subtitles
TV Early history of TV
(In order of time){The modern age: cable TV, satellite TV, digital TV
Audio devices
Early history of audio devices
(By types of equipment) { Tape recorders and players
Sound goes digital
Fill in the blanks with words given in the box.
1 . wireless 2.broadcasting 3. Britain 4. 65
5. 200 6. households 7. households 8. recorders 9. compact 10. Germany
随堂检测：
1.contributions 2. 1925 3. 20 4. Using 5. International 6. combines 7. recorded 8. available
9. Germany 10. patent