2019年中考英语:阅读理解试题2

　　It seems to be strange to you there is a blind spot (盲点)on the eyes. Here is aninteresting experiment (实验) that can make something disappear, when one eye is open.Make a card about the size of a postcard and write two English letters L and R on it,

　　L on the left and R on the right. First, hold the card about 80 cm away and you see boththe letters. Then close your right eye and look at the letter R only with your left eye.And now, as you move the card slowly towards you, you’ll find the letter L disappearing.But if you move the card nearer to your face, the letter will be seen again. Now do thesame experiment with your left eye closed, you’ll find the letter R disappearing.Why does the letter disappear? It is because there is a blind spot on the eye. When theimage (影像) of the letter falls on the blind spot, it won’t be seen. That is why eitherof the letters disappears.

　　5. The passage mainly (主要) tells us _______.

　　A. how to find the blind spot B. an interesting experiment

　　C. where the blind spot is D. there is blind spot on the eye

　　Passage 2 【答案与解析】这篇科普说明文通过一个简易的小实验，证实了人的眼睛里有一个盲

　　点。当外界物体的影像落在盲点上时，人就看不见该物体了。

　　5.D。通篇考虑短文，可知 D 为最佳答案。这由文首一句及“…It is because there is a blind

　　spot on the eye.”也可得出。

　　归纳概括性题目一般都是阅读理解的最后那道题，一般只要能看懂文章的主要意思就能判断出来，每次考试中都会有一到三道这样的题目，下面给大家提供两个练习，希望你做过之后能够掌握方法，每次考试都能将这类题目的分得到。

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