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自考“英语(二)”完整讲义(57)

2007-09-06 09:48   【 】【我要纠错

  Ⅳ  重点句子:

  1.Robots, becoming increasinglyprevalent in factories and industrial plants throughout the developed world, are programmed and engineered to perform industrial tasks without human intervention.

  2.Most of today‘s robots are employed in the automotive industry, where they are programmed to take over such jobs as welding and spray painting automobile and truck bodies.

  强调非限定性定语从句的引导词“where”

  3.They also load and unload hot, heavy metal forms used in machines casting automobile and truck frames.

  注:分词短语作定语。

  4.Robots, already taking over human tasks in the automotive field, are beginning to be seen,

  现在分词短语作定语

  5.The robots used in nuclear power plants handle the radioactive materials, preventing human personnel from being exposed to radiation.

  used 过去分词短语作

  preventing :伴随状语

  6.Robots differ from automatic machines in that after completion of one specific task, they can be reprogrammed by a computer to do another one.

  7.As an example, a robot doing spot welding one month can be reprogrammed and switched to spray painting the next.

  Reprogrammed与switched是并列的

  8.With the ability to “see”, robots can identify and inspect one specific class of objects out of a stack of different kinds of materials.

  to “see”:不定式作后置定语

  9.When light from an object such as a machine part strikes the camera, the sensitive materials measure the intensity of light and convert the light rays into a range of numbers.

  本句练习翻译

  10.It is not yet known whether robots will one day have vision as good as human vision.

  11.Engineers working on other advances are designing and experimenting with new types of metal hands and fingers, giving robots a sense of touch.

  12.These future robots, assembled with a sense of touch and ability to see and make decisions, will have plenty of work to do.

  assembled with…过去分词短语作定语

  13.They can be used to explore for minerals on the ocean floor or deep areas of mines too dangerous for humans to enter.

  Too…to 太…而不能……

  Text B  Predicting Earthquakes

  Ⅰ New Words

  1.earthquake n. 地震

  2.warning n. 警告;警报

  a.警告的

  3.forecast vt. 1.预测,预报;2.预示

  Eg: They forecast a large drop in unemployment over the next two years.

  他们预测,在未来的两年中失业率会大大下降。

  Snow has been forecast for tonight. 预报今晚有雪。

  同义词:predict v. 预测,预言(参见Unit 1 生词)

  4.giant n. 1.巨人;2.巨物,巨大的动物

  a. 巨大的

  5.shift vt./vi. 替换;转移

  n. 1.转换,转移;2.轮班

  [同义词] switch 、change

  6.fault n. 1.缺点,毛病;2.错误,过失;

  7.seismic a. [地]断层,地震的

  8.precede vt. 先于…,比…优先

  vi. 在前面,居前,领先

本文转载链接:自考“英语(二)”完整讲义(57)

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