我儿子也是这类的。成绩不行了他就复习一下提上去，上去以后就不学了然后又下来点。反复倒腾也不嫌累。

来源: Rockeymountain 于 2018-12-14 12:31:33 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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