小青蛙,快出来,我们等着你的概述呢.送你首儿歌:

来源: 静静的池溏于 2006-05-26 12:17:29 [旧帖] [给我悄悄话] 本文已被阅读：次

两只小青蛙,正在岸上叫,一只青蛙跳下水,岸上的青蛙剩几只?

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