已授课数量：429,916 （level2 sarah）:page 2( 21:36 ) （level4 nora）:24 prt 1 tom ( 23:15 ) （level4 Nathan）:conversation p2( 13:23 ) （level3 lulu）:p27( 23:20 ) （level3 jody）:page 14( 21:30 ) （level2 zale）:profession: solar energy( 21:27 ) （level4 Lawrence）:back ground reading par3( 22:19 ) （level4 Sam）:Major in Computer Science( 20:54 ) （level5 qiao）:user just want to have a Free Talking( 23:37 ) （level2 echo）:喜欢Serena老师的Pop's English,她的声音很Nice~( 22:16 ) （level1 echo）:预习中，等着上课:-D( 22:02 ) （level3 abigale）:We took an hour lunch break.( 12:45 ) （level2 abbyabbie）:Better to ask the way than go astray.( 10:58 ) （level3 emma）:A man without money is no man at all. ( 10:57 ) （level3 lorraine）:A light heart lives long. ( 10:57 ) （level3 aimee）:A good husband makes a good wife.( 10:56 )