You can’t e any object unless light from that object gets into your eyes．Some

题文

You can’t e any object unless light from that object gets into your eyes．Some of the things you e give off light of their own。The sun，the stars，a lighted lamp are the examples that can be en by their own light．But most of the things you e are not giving off light of their own．They are just reflecting(反射)light that falls on them from the sun or some other luminous bodies．The moon，for example，doesn’t give off any light of its own．It is not 1uminous．You e it becau sunlight falls on it and some of the sunlight reflects on the earth．So moonlight is only cond—hand sunlight． When you look at a book，it nds some of the light which fails on it to your eyes，and you e the book．If light could be kept out from where you’re so that there would be no light from the book to reflect．Then you couldn’t e the book even with your eyes wide open．Light travels so fast that the time in which it travels from the book you’re reading to your eyes is as short as if there were no time at time．Light reaches us from the moon，which is about 380，000 kilometres away，in only a little more than a cond．小题1:You can e the book becau________．A．your eyes are clo to itB．it reflects some of the lightC．it has light of its ownD．it is big enough to be en小题2:The Chine meaning of the world“luminous”is clo to_______． A．闪光的B．看不见的C．发光的D．明亮的小题3:________has light of its own．A．The moonB．The earthC．The sunD．The satellite of Dong Fong Hong小题4:Light travels about_________kilometers per cond．A．300，000B．100，000C．400，000D．190，000小题5:Which of the following is TRUE?A．All the things you can e give off light．B．Light from the book is much faster than that from the moon．C．The moment you open your eyes，the light from the book travels to your eyes．D．Light travels so fast that there is no time for you to read．

题型：未知 难度：其他题型

答案

小题1:B小题1:C小题1:C小题1:A小题1:C

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解析

小题1:根据You can’t e any object unless light from that object gets into your eyes．可知选B。Y小题1:根据from the sun or some other luminous bodies 可知选C,太阳是发光的。小题1:根据They are just reflecting(反射)light that falls on them from the sun 可知太阳本身发光，故选C。小题1:根据Light reaches us from the moon，which is about 380，000 kilometres away，in only a little more than a cond．一秒钟多点传播380，000，那么一秒钟应该比这个少一点，故选A。小题1:通过阅读可知，当你睁开眼睛时，光线就从书本上传播的你的眼中，故选C，其它选项与短文描述不符。

考点

据考高分专家说，试题“You can’t e any ob.....”主要考查你对 [科教类阅读 ]考点的理解。

科教类阅读

科普类的阅读：科普类的阅读理解包含介绍科学知识、社会知识的短文。阅读这类短文时，要以事实为中心进行思考，抓住事物的特征、用途、相互关系等。如果是介绍社会现象的文章，要掌握所谈现象的内涵。

答题技巧：1. 加强整体意识，把握文章的主要内容。在阅读的时候可给段落标上序号，并给重要的句子和   关键词做上记号，尤其是各段中心句，为答题提供更快捷更多的信息源。 2. 审清题干，发觉和把握试题中有效的提示性信息，确认命题的角度、阅读范围和答题方式。 3. 定位阅读，强化对应意识。同时要注意原文利用和自我加工相结合。