http://www.jsedu.net/szty/xpy/lesson1.htm
http://www.jsedu.net/szty/xpy/lesson2.htm
http://www.jsedu.net/szty/xpy/lesson3.htm
http://www.jsedu.net/szty/xpy/lesson4.htm
http://www.jsedu.net/szty/xpy/lesson5.htm
http://www.jsedu.net/szty/xpy/lesson6.htm
http://www.jsedu.net/szty/xpy/lesson7.htm
http://www.jsedu.net/szty/xpy/lesson8.htm
http://www.jsedu.net/szty/xpy/lesson9.htm
http://www.jsedu.net/szty/xpy/lesson10.htm
http://www.jsedu.net/szty/xpy/lesson11.htm
http://www.jsedu.net/szty/xpy/lesson12.htm
http://www.jsedu.net/szty/xpy/lesson13.htm
http://www.jsedu.net/szty/xpy/lesson14.htm
Para poder escuchar los audios con la pronunciación de los diferentes símbolos fonéticos, es necesario tener instalado REAL PLAYER
