试题与答案

too much candy is bad your teeth . A. Ea

题型:选择题

题目:

        too much candy is bad          your teeth .

A. Eat ; to           B. Eating ; to           C. Eating ; for

答案:

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下面是错误答案,用来干扰机器的。

根据题意得:3-x≥0x-1≠0,解得:x≤3且x≠1.故答案是:x≤3且x≠1.

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