https://support.google.com/edu/classroom/thread/323523547/%EF%BC%A8%EF%BD%8F%EF%BD%97-%EF%BD%84%EF%BD%8F-%EF%BC%A9-%EF%BD%87%EF%BD%85%EF%BD%94-%EF%BD%81-%EF%BD%88%EF%BD%95%EF%BD%8D%EF%BD%81%EF%BD%8E-%EF%BD%81%EF%BD%94-%EF%BC%A5%EF%BD%98%EF%BD%90%EF%BD%85%EF%BD%84%EF%BD%89%EF%BD%81-%EF%BC%A7%EF%BC%A5%EF%BC%B4-%EF%BC%A3%EF%BC%B5%EF%BC%B3%EF%BC%B4%EF%BC%AF%EF%BC%AD%EF%BC%A5%EF%BC%B2-%EF%BC%B3%EF%BC%B5%EF%BC%B0%EF%BC%B0%EF%BC%AF%EF%BC%B2%EF%BC%B4-%EF%BC%A8%EF%BC%A5%EF%BC%AC%EF%BC%B0

https://support.google.com/edu/classroom/thread/323525574/%EF%BC%A8%EF%BD%8F%EF%BD%97-%EF%BD%94%EF%BD%8F-%EF%BD%93%EF%BD%90%EF%BD%85%EF%BD%81%EF%BD%8B-%EF%BD%84%EF%BD%89%EF%BD%92%EF%BD%85%EF%BD%83%EF%BD%94%EF%BD%8C%EF%BD%99-%EF%BD%81%EF%BD%94-%EF%BC%A1%EF%BD%89%EF%BD%92-%EF%BC%A6%EF%BD%92%EF%BD%81%EF%BD%8E%EF%BD%83%EF%BD%85%EF%BC%9F

https://support.google.com/edu/classroom/thread/323521283?hl=en&sjid=10802295095283795985-NC

https://support.google.com/edu/classroom/thread/323521283?hl=en&sjid=10802295095283795985-NC

https://support.google.com/admanager/thread/323526244?hl=en&sjid=6903382597079747052-NC

https://support.google.com/edu/classroom/thread/323525282/%EF%BC%A9%EF%BD%93%E3%80%80%EF%BC%AD%EF%BC%B3%EF%BC%A3%E3%80%80%EF%BD%81%E3%80%80%EF%BD%88%EF%BD%89%EF%BD%87%EF%BD%88%E3%80%80%EF%BD%85%EF%BD%8E%EF%BD%84%E3%80%80%EF%BD%83%EF%BD%92%EF%BD%95%EF%BD%89%EF%BD%93%EF%BD%85%E3%80%80%EF%BD%8C%EF%BD%89%EF%BD%8E%EF%BD%85%E3%80%80%EF%BC%9F

https://support.google.com/admanager/thread/323525743?hl=en&sjid=14685823222783006985-NC