What is clean when it is black and dirty when it is white?
什么东西干净的时候是黑的，脏的时候却是白的呢？
What has a round face and two thin hands, one hand short, one hand long?
什么东西有个圆圆的脸，两只瘦瘦的手，一只手长，一只长短呢？
What is big and bright during the day and we can’t see it at night?
什么东西白天的时候有大又亮，晚上我们却看不见呢？
I am small. I can fly. I like singing in the sky. What am I?
我很小，我会飞，我喜欢在天空中唱歌。我是谁？
Which letter is a drink?
哪个字母读起来是一种饮料呢？
Which letter is around an island?
哪个字母代表的东西能包围一座岛屿呢？
Which letter is an animal?
哪个字母读起来是一种动物？
Whi ...