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(北师大版)2018-2019学年高中单元质量检测(二)选修7(英语 解析版)
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  • 资源类别试题
    资源子类章节测试
  • 教材版本北师大版(现行教材)
    所属学科高中英语
  • 适用年级高二年级
    适用地区全国通用
  • 文件大小314 K
    上传用户123wangyan
  • 更新时间2019/7/19 9:36:32
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A
At the end of every year, Time picks the best 25 inventions that are making the world better and smarter. Here we have picked three inventions that could be a part of your life in the near future.
The levitating (悬浮的) light bulb
This special light bulb was invented by US. artist and scientist Simon Morris. He got the idea of making a light bulb float from hoverboards (悬浮滑板), which he used to dream of having as a kid.
But the floating is not the most amazing part. The rejection force between the opposite ends of the magnets (磁铁), which were put in the bottom of the bulb and in the wooden base, does the job. What's new here is a technology called induction (电磁感应). It allows the light bulb to get power from the base even they are not in contact.
Shoes that tie themselves
They're not what you think shoelaces that tie themselves in the way we tie them. Instead, the new shoes have small motors that control their laces. When you step in them, your feet will hit a sensor (传感器) in the shoes and the motor will automatically tighten the laces.
But the shoes weren't just designed for lazy people's needs. They could actually give athletes an advantage during competition. They are also useful for people who cannot move their arms or fingers easily.
The no­touch thermometer (体温计)
Taking your body temperature usually means putting a thermometer in your armpits (腋窝) and staying still for minutes. It may be easy for you, but it's an impossible task for little kids.
Now, with the new thermometer, users can simply put it 2.5 centimeters from a patient's forehead and press the button, and it can get reading in two seconds.
语篇解读:每到年终岁尾,《时代周刊》都会评选出25项“让世界变得更加美好和智能的”最佳发明。本文介绍了其中的三项发明。
1The most amazing aspect of the levitating light bulb is that ________.
Ait can float
Bits inventor is more than a scientist
Cit makes use of the rejection of the magnets
Dinduction allows it to get power even when unconnected with the base
解析:选D 细节理解题。根据第三段最后两句“What's new here is ...It allows the light bulb to get power from the base even they are not in contact.可知,悬浮灯泡最神奇的地方是这项电磁感应技术可以让灯泡不用接触底座就能通电。故选D项。
2How is the no­touch thermometer different from other ones?
AIt makes it easier to take kids' temperature.
BYou need wait two minutes for the reading.
CYou don't need to press the button.
DIt should be put in one's armpit.
解析:选A 推理判断题。根据最后一段可知,这种新型的体温计可以不用紧贴皮肤,而且读取数据的时间也很短。由此可知,这个发明让儿童的体温测量变得更容易了。故选A项。
3In which part of a newspaper can you possibly read this text?
AEducation.                BSports.
CScience.                                       DEntertainment.
解析C 文章出处题。本文介绍了三项新的科技发明属于科技类文章。故选C项。
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