Keke practices math online after shcool every day.
This is an assignment by her teacher.
The first day when she was working on it, 非常有趣。 一道加法必须在有限时间答完，可可手指头飞快的动着，十以上的加法在拼命的数加几个。 后来熟悉些了，尽管不明显了，手指头也在悄悄的动。
Keke's Math
sparkle9 (2014-08-31 23:05:24) 评论 (0)Keke practices math online after shcool every day.
This is an assignment by her teacher.
The first day when she was working on it, 非常有趣。 一道加法必须在有限时间答完，可可手指头飞快的动着，十以上的加法在拼命的数加几个。 后来熟悉些了，尽管不明显了，手指头也在悄悄的动。