加拿大幼儿园的孩子都知道，讨论时要有manner and behave well.

来源: private-broom 于 2013-03-06 17:16:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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加拿大幼儿园的孩子都知道，讨论时 要有manner and behave well.