No Plagiarism!tw5n9raVnUl1xlLPXmJDposted on PENANA
It is Blackboard or Chalkboard which is Black when clean, and as you write on it with white chalk it becomes dirty in White color.156Please respect copyright.PENANAbKWg09deHH 8964 copyright protection152PENANA3jnxUq4n7v 維尼