新视野大学英语第4册PPT(3)

country‘s infrastructure from electricity
plants and generators to roads and
bridges.
基础设施
• The old plane had logged hundreds of hours of flying time. 积累
Greek, means “communications at a distance”.
Telecommunications through voice, data, and image
communication is changing the world. The ease of
accessing information and people anywhere at
• Be careful not to scratch yourself on the roses. 扎伤
• Marketing is within the province of the sales department. 职权范围
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• The war has badly damaged the
• I'm stuck with this job for the moment. 无法摆脱
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• Some people prefer the old version to the new one. It‘s a matter of taste. 是…的问题
• He had to choose between death and dishonor. 在…之间作出选择
• When I asked him about his childhood, he remembered a parade of baby-sitters. 一大批
• The small boy loves watching the
soldiers on parade. 检阅队伍
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• The editor condensed the manuscript to half of its original length. 压缩
• He refuses to invest in companies without a good social record. 投资
• The company is selling off its 15% stake in the Commercial Bank. 股份
• I just don‘t feel I have a stake in how the trial comes out. 利益关系
• His business is waste disposal. 处理
• He will have a car at his disposal for the whole month. 供他使用
• The government was short of money because of falling oil revenues. 收入
then licked the plate. 舔
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• The company has appointed a new marketing director to broaden its strategic expertise. 战略规划
• Many businesses are failing because of the continuing recession. 衰退
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Warming-up Activities
Group work
Questions for thought and discussion
Background information
Enriching your vocabulary
Comparing the following words
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Group work
• Steam condenses into water when it touches a cold surface. 凝结
• A lot of farming techniques have been abandoned because they were too labour-intensive. 劳动密集
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• The company specializes in telecommunications. 长途通信
• Some kitchen tools have very little utility. 用处
• high utility bill 公用事业
• Telescopes and microscopes are optical instruments. 光学的
optical fiber across continents and under oceans. These
two trends have had impressive long-term consequences
for telecommunications around the world. The Internet
The first trend has been the incredible increase in the
processing power of digital computers, namely,
dramatic decreases in physical size along with equally
• The forest has been so heavily logged that it is in danger of disappearing. 砍伐
• The cabin was built of logs. 原木
• The captain described the accident in the
ship's log. 航海日a志
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• Traffic reached a peak between 8 and 9 in the morning. 高峰
• It is one of the most difficult peaks to climb in the whole range. 山峰
before traveling to a foreign country. E-mail makcontact instantly with colleagues and
friends around the globe. But many of the peoples of the
Unit 4
The Telecommunications
Revolution
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Stage 1: Warming-up Activities
Stage 2: Reading-Centred Activities
Stage 3: After-Reading Activities
Stage 4: Listening-and-Speaking Practice
• He suffers from an optical defect. 视觉的
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• The road has been dug up in order
to lay cables.
电缆
• a bracelet made of copper 铜
• Her hair shone copper in the sunlight. 紫铜色
• She was desperate to get into university. 非常想
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• Years of being left out in the rain had rusted the metal chairs. 生锈
• The car was covered with rust. 锈
dramatic increases in complexity, speed, and capacity.
The second trend has been the explosive growth in
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transmission capacity through the widespread use of
world do not even have a telephone, much less access to
the Internet and the information. The challenge to the
telecommunications industry is to bridge the digital gap
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Questions for thought and discussion
Listen to a short passage carefully and then answer the following questions .
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Background information
• telecommunications: Telecommunications, from
• My car is seven years old but it‘s still fairly reliable. 可靠
• Whose coat is this? Look at the name
tag. 标签
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• The young lady has entire disposal of the house. 处置权
and the World Wide Web have already created a global