GOOGLE CLASSROOM
Chinese 2; 5ux2aw
https://classroom.google.com/c/OTcxMjY1MjM2/p/MjkwNDEwNjU2Nlpa/details
Chinese 3: n1nysa5
https://classroom.google.com/c/OTcxMjQzNDM0/a/NzExNjAzMzQzMVpa/details
Chinese 4: ry60n1
https://classroom.google.com/c/OTcxMTc3NDUw/p/OTcxMjE2NDcx/details
Chinese IB/AP: klk7t75
https://classroom.google.com/c/OTcxMTc4Mjg4/p/OTcxMjUzNTAz/details