36:00
teacher
08:00
50:00
12:00
13:00
18:00
05:00
13:00
12:18
18:00
02:00
05:00
07:00
07:00
07:00
07:00
10:00
12:00
03:00
05:00
28:00
08:00
05:00
45:00
01:30
06:00
10:00
15:14
03:00
04:00
09:00
11:00
03:15
05:00
00:57
28:00
11:00
35:07
05:00
00:57