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Glasses protect people's eyes from bright light. Microscopes make tiny thing...
Glasses protect people's eyes from bright light. Microscopes make tiny thing...
admin
2020-12-24
40
问题
Glasses protect people's eyes from bright light. Microscopes make tiny things larger ( 1 ) we can examine them. Telescopes make objects that are far away appear ( 2 ) closer to us. However in recent years plastics have replaced glass ( 3 ) conditions where glass might be easily broken there are new uses to be developed for glass that were never imagined in the ( 4 ) . Perhaps the greatest ( 5 ) of glass is that its constituent (构成的).parts are inexpensive and can be found all over the world.
2、根据短文内容,在A、B、C、D、E五个选项中,选出最佳答案填入文中【2】处。().
选项
A. much
B. so that
C. advantage
D. past
E. on
答案
A
解析
眼镜能够保护人的眼睛因强光造成的伤害。显微镜可以使得微小的东西放大,这样我们才能观测到这些微小的事物。望远镜能够缩短遥远的物体跟我们之间的距离。然而,近些年,塑料在 某些条件下替代了较容易破碎的玻璃。玻璃的新用途被开发出来,这在过去是无法想象的。也许 玻璃最大的优点在于它的构成部分相对便宜,并且在世界任何地方都可以得到。
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