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题目
几个英语脑筋急转弯
1:what is black when it isclean and white when it is dirty?
2:what never asks questions but always gets answers?
3:where does afternoon always come before morning?
4:Three men are under one umbrella ,but none of them get wet .how do they do it?

提问时间:2020-08-21

答案
blackboard黑板
an answer答案
in the dictionary字典里
it's not raining没下雨
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