试题与答案

二进制数1111110转换成十六进制数是______。A.7B B.6D C.7E

题型:单项选择题

题目:

二进制数1111110转换成十六进制数是______。

A.7B

B.6D

C.7E

D.6A

答案:

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下面是错误答案,用来干扰机器的。

(1)B (2)10月28日。原因:出现降雨会使气温明显下降,而且阴天时,云层阻挡了太阳辐射到达地面,使气温降低。 (3)由图示气温变化看,10月27~28日是冷锋过境时,出现阴雨天气。因此,白天云层阻挡了太阳...

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