n. 描写,描述,说明书,作图,类型
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Unit 16 Scientists at work Speaking
第16单元 工作中的科学家 说
The work of scientists is often discussed.
科学家的工作经常引起争论。
Work in pairs and discuss the advantages and disadvantages
两人一组进行练习,讨论优点和缺点
of the following scientific discoveries and applications.
下面的科学发现及应用
A:Shanghai is the first city in the world
A:上海是世界上第一个
to build a high speed maglev train,from the city to Pudong Airport.
修建高速磁悬浮铁路上城市。铁路从市区延伸到浦东机场。
B:Well,in my opinion it's a waste of money.It's much too expensive.
B:依我看,这是浪费钱。它太贵了。
A:It's expensive, but very fast.
A:它是很贵,但是很快。
In the future,people can travel from Beijing to Shanghai in a few hours.
将来,人们可以在几个小时内从北京到达上海。
B:Flying is just as fast.
B:飞机也可以这么快,这笔钱最好用来
The money would be better spent building more roads or railways in other parts of China.
在中国别的地方修建更多的公路和铁路。
A:More roads and trains mean more pollution.
A:更多的公路和铁路就意味着更多的污染。
This new train has no wheels and no engine.
这种新的火车没有轮子,也没有引擎。
It's fast and clean and it doesn't make any noise,as planes do.
它既快又清洁,而且像飞机一样,不会产生噪音。
We should make more use of this new technology.
我们应该更多地利用这项新技术。
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