牛津高中英语模块七unit1单词讲解(共46张PPT)

Early TV was in black and white and had a poor picture.
Liquid-crystal-display televisions (LCD TV)
The development of computers
laptop desktop
The development of dictionary
Disadvantages:
1) Radiation may be harmful to people’s health. 2) When people buy new electrical or electronic devices, they throw away the old ones, which not only cause waste, but also are harmful to the environment.
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3. Some of the first tape recorders used plastic tape to record on. 4. Records and cassettes do not offer as good a sound quality as CDs. 5. New technology will soon make many of the things talked about in the article out of date.
Think it over
Do you think these electrical and electronic devices (products) are very useful? Why?
Fast reading

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The development of electric devices:
colour TV
black-and-white TV
development of TV
LCD screen
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desktop
Palm
development of computer
2.Can we depend on these appliances completely?
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Summary
With people’s hard work and intelligence, human beings own lots of useful and handy electric and electronic devices.These devices do make us save a lot of time and energy. Besides, they free us from heavy housework. But we should not depend completely on them. We human beings should make reasonable use of them so that we can relax ourselves and find pleasure and happiness in our life.
electric rice cooker
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desktop
laptop
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DVD
digital camera

• within a short time
L15
• Satellites allow TV programmes to be broadcast live L19
• over vast distances L20
• over a long distance L2 P5
• make TV accessible to people who live far away from cities L21
• Sound and video go al. L42
• The first CDs were made available. L43
• make … things of the past L49-50
• keep pace with L51
• foresee what the future will bring L51-52
注意：以下短语中 “to” 是介词， 后接名词或动名词：
look forward to; take to; refer to;
get/be used to;
be/get/become accustomed to;
lead to;
contribute to；
devote to;
pay attention to;
something to contribute.
Her family have contributed £50, 000 to the fund. 2) 投稿
She contributes to several magazines. contribute to sth. 有助于，成为……的原因
Smoking certainly contributed to his early death.

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基础梳理·授之以渔
Unit 1
9．oppose vt.反对，抵制，阻挠；与……竞争→be opposed to
本
反对
课
栏 10.circumstance n ． 条 件 ， 环 境 ， 状 况 → under stances 决不
关 11．typical adj.典型的，有代表性的；平常的；特有的→It is
目 开
3．It is impossible/necessary/strange that...should do/should
关
have done...
It is strange that he should have failed in this exam. 他竟然考试没及格，真够奇怪的。
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晨背佳句·日积月累
Unit 1
交际用语
1．from where I stand：according to what I know or feel
据我所知；在我看来
本
From where I stand ， it seems like she’s being
课 栏
unreasonable.
目
在我看来，她好像是不讲道理。
开
关 2．make it：to be successful or able to go to an event
取得成功；能参加
I never thought Clare would make it as an actress. 我从来没想到克莱尔会成为一名成功的女演员。 We didn’t make it to the party in the end. 我们最终没能参加那个聚会。
国外竟然这么缺少仁爱，这是很可惜的。