10:00
Chinese student categorization
10:00
1:33
5:01
11:00
6:41
12:23
17:21
10:48
8:22
16:55
12:17
7:14
1:28
10:36
17:49
12:17
8:00
12:00
12:04
6:03
10:57
9:31
6:27
5:44
13:06
5:21
8:31
7:33
5:23
8:07
12:00
5:03
10:53
5:04
12:22
2:26
6:17
10:00
7:36
13:00
0:23
13:22
12:00
12:00
5:27
8:00
10:10
3:51
5:47
13:01
10:00
15:58
5:22
14:11
10:08
11:50
12:00
20:14
5:17
10:03