https://drive.google.com/drive/folders/0B4kPHNwSIFuQflNEZ2ZSYzV2WXRZeWRiM2pJMHBMMERyYUhOMnQ2ejFNVVBkVDJaVy1IM0k?resourcekey=0-umsRog8PKTVWZk4MCXb75A&usp=sharing
PPT 만드는 곳
