1.What is clean when it is black and dirty when it is white?
2.Which letter is a drink?
3.Teachers write on me with chalk. I can't talk .What am I?1023Please respect copyright.ＰＥＮＡＮＡLu5IA2jopw
4.When do 2 and 2 make more than 4?1023Please respect copyright.ＰＥＮＡＮＡXCDMiFjfui
1023Please respect copyright.ＰＥＮＡＮＡpkrn49YJlP
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