本帖最后由 billzhao 于 2012-5-19 12:12 编辑 4 a W. L( {% y' F; W" a- q0 u' y1 R' |" _# Y8 L3 [
好像南方或者北方有的地方s sh不分,下面视频应该有所帮助。 0 W# v% K; }: M* E0 N& _' S& N1 b% R% d. o
很喜欢老师的自信,她说 It's simple. It's easy. Once you watch this video, you get it, and you'll never make the mistake again. People will understand you, and your life will be fantastic.% m7 K5 @. H$ ?$ W