lichongyu
发表于 2010-4-26 21:35:34
谢谢，没有声音很可惜啊
孙赛帅
发表于 2010-4-28 08:15:36
课件做的不错 这节课上的肯定很扎实
xiaolu1208
发表于 2010-4-28 10:45:32
真是太好了，谢谢！
sue2009
发表于 2010-4-28 13:24:20
thanks very much. it's very special
hyjjf1990
发表于 2010-4-28 16:12:24
thanks very much. it's very special.
chenying2001012
发表于 2010-4-28 19:11:01
thank you very much
chenying2001012
发表于 2010-4-28 19:15:29
thank you very much
爱爱
发表于 2010-4-29 10:26:50
辛苦了 谢谢分享～～～～～～～～·
lyg-lm
发表于 2010-4-29 12:39:05
是没有声音啊 有点遗憾
听风的感觉
发表于 2010-4-30 08:00:53
很棒,逻辑性很强!