thank you very much

thank you very much

thank you very much

EXE格式的？真让人绝倒！！

authorware怎么打开呀？下载了，没看到。。。。。。。。。。。。。

thank you very much

这个B部分教学，不是第一课时啊

Thanks very much!

希望有用吧。感谢分享！

很有方法，谢谢。