10:00
Chinese student categorization
10:00
0:18
10:31
6:22
0:30
5:01
5:27
5:41
8:02
19:18
1:33
6:39
11:55
10:11
12:01
2:59
10:16
28:32
6:19
0:49
1:00
3:10
14:00
0:39
12:00
4:14
12:01
4:00
4:00
11:13
10:06
1:47
24:45
14:12
6:41
0:55
5:08
2:01
2:54
11:06
1:17
5:02
1:44
5:45
10:05
6:28
10:10
0:13
12:16
12:04
12:16
1:28
5:53
6:03
12:16
5:25
5:20
13:20
0:42
17:23