waht ---- the children ---- (do)?--They----(mop)the floor.横线

问题描述:

waht ____ the children ____ (do)?--They____(mop)the floor.横线上填什么?
1个回答 分类:英语 2014-10-11

问题解答:

我来补答
What are the children doing?
They are mopping the floor.
 
 
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