U09-2 Pronunciation
01:01U09-3 Numbers
00:38U09-4 Pattern Practice
02:32Track03
00:41Track10
00:30Track12
00:44Track15
00:40Track18
00:44Track24
00:54U05-1 Listening and Understanding
01:14400-2 track28
00:45400-2 Track31
00:47U06-1 Listening and Understanding
01:26U06-2 Pronunciation
00:57U06-3 Numbers
00:34U06-4 Pattern Practice
03:16U06-5 Listening
01:41400-2 Track03
00:37400-2 Track06
00:45U04-1 Listening and Understanding
00:59U16课文
00:42Track45
00:22U15课文
00:43Track29
00:27Track32
00:29Track34
00:48Track41
00:28Track44
00:26U9课文
00:37U10课文
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