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It seems to be strange to you there is a blind spot(盲點)on the eyes,  Here is an interesting experiment(實驗)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, Lon the left and R on the right. First, hold the card about 80 cm away and you see both the 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' 11 find the letter L disappearing. But if you move the card nearer to your face, the letter will be seen again. Now do the same 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 the image（影像）of the letter falls on the blind spot,  it won't be seen.  That is why either of the letters disappears．
小題1:The writer of the passage thinks that_______ there is a blind spot on the eye.
A．few people knowB．no one knows C．only you know D．all the people know
小題2:The word "disappear" in the passage means_______ in Chinese.
A．驅散B．消散C．消失D．遺失
小題3:You fail to see the letter L in the experiment because _______.
A．your eyes are poorB．its image falls on the blind spot
C．your left eye is not openD．you move it close to your eye
小題4:In which order(順序)should you do the experiment?
①Hold the card ②Move the card nearer ③Close your right eye
④write two English letters ⑤Look at the letter R ⑥Make a card
A．④⑥①②③⑤B．①③⑥④⑤②
C．⑥①④③②⑤D．⑥④①③⑤②
小題5:The passage mainly tells us_______.
A．how to find the blind spotB．an interesting experiment
C．where the blind spot isD．there is a blind spot on the eyes.

小題1:A
小題2:C
小題3:B
小題4:D
小題5:D

試題分析：這似乎是奇怪的你有一個盲點的眼睛,這是一個有趣的實驗,可以讓東西消失,當一只眼睛是睜著的。做一個卡片大小的明信片,寫兩個英文字母L和R,R朗左邊和右邊。首先,把卡大約80厘米遠,你會看到信件。然后閉上你的右眼看字母R只有你的左眼。現在,當你移動卡慢慢地向你,你會發現字母L消失。但是如果你移動卡靠近你的臉,這封信將會出現。現在閉著左眼做相同的實驗,你會發現字母R消失。為什么字母消失?這是因為有一個盲點。當影像的盲點,它不會被看到。這就是為什么這兩個字母就消失了。
小題1:細節理解題。問題：短文中作者認為多少人知道眼睛有盲點？結合短文提供的信息，人們現實生活中很少有人知道這一現象的存在。故選：A
小題2:細節理解題。問題：單詞的漢語意思是什么？分析原文：Here is an interesting experiment(實驗)that can make something disappear, when one eye is open.句意：這是一個有趣的實驗,可以讓東西消失,當一只眼睛是睜著的。故選：C
小題3:細節理解題。問題：你實驗中你為什么沒有看到字母L?分析原文：as you move the card slowly towards you, you' 11 find the letter L disappearing.句意：當你移動卡慢慢地向你,你會發現字母L消失。故選：B
小題4:細節理解題。問題：在實驗中的正確排序是什么？聯系短文的第二自然段發現，第四項的順序是正確的。故選：D
小題5:細節理解題。問題：主要告訴我們什么？通讀全文中得知重點描述在我們的眼睛中有盲點。故選：D
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