任何到过学校的人，总见过许多大大小小的，上面写着各种颜色粉笔字的黑板。
Anyone who has ever been to school would have seen many blackboards big and small on which characters in different colors of chalk are written.
黑板任何到过学校的人，总见过许多大大小小的，上面写着各种颜色粉笔字的黑板。
Blackboard Anyone who has ever been to school would have seen many blackboards big and small on which characters in different colors of chalk are written.
同学们会看到一些彩色粉笔，看谁第一个说出他们的颜色。
I will show you some colour chalk. Please say the colours out as quickly as you can.
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