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Kill all impossible

找出遗失的数字

在一列数字中,遗失了中间的一个,请根据他们之间的关系,推算出中间那个是什么?

92665(?)217

A:106B:118C:124D:132

【分析】

该题目加入了奇偶性加减1的规律,但是总体难度不高。0=1?-1,9=2?+1,26=3?-1,65=4?+1,(124)=5?-1,217=6?+1。

【正确答案】

C

【趣味链接】

旁边的就是

老师:“这张图中有两只鸟,谁能指出哪只是燕子,哪只是麻雀?”

学生:“我知道。”老师:“你说说看。”

学生:“燕子旁边的就是麻雀,麻雀旁边的就是燕子。”

One Comment

  • This is just a random comment. The former practice in many elementary schools of beginning the detailed study of American history without any previous knowledge of general history limited the pupil’s range of vision, restricted his sympathies, and left him without material for comparisons.

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