About voa special english 2015 technology results of 10,000
12:36
10:48
04:03
06:32
02:01
06:46
27:54
17:34
17:35
00:59
00:38
15:55
19:45
03:15
11:31
11:53
09:58
01:02
90:58
03:20
03:44
03:51
03:10
03:10
03:11
03:38
03:09
03:19
03:33
03:49
03:28
03:00
03:17
03:19
03:45
03:23
03:27
04:03
04:18
03:43
08:17
03:37
05:05
03:57
04:21
05:05