did she know 1-0=? in her 5th grade?

stepstephigher · 2012-12-07 09:09:01Z

did she know 1-0=? in her 5th grade?简介

来源: stepstephigher 于 2012-12-07 09:09:01 [档案] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

回答: What I was trying to say is: she is a very smart lady, even thou 由 N. 于 2012-12-07 09:07:16

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