Glasses protect people's eyes from bright light. Microscopes make tiny thing...

作者: tihaiku 人气: - 评论: 0

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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Glasses protect people's eyes from bright light. Microscopes make tiny thing...

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