你好，刘老师的选修5课程官方已经更新了，可能与你找到的盗版视频并不配套了，希望你可以看下正版课程，都是带完整讲义的，课程如下:
http://www.jinghua.com/lecture/courseinfo_1647.html
http://www.jinghua.com/lecture/courseinfo_1622.html
http://www.jinghua.com/lecture/courseinfo_1267.html
http://www.jinghua.com/lecture/courseinfo_1647.html
http://www.jinghua.com/lecture/courseinfo_1622.html
http://www.jinghua.com/lecture/courseinfo_1267.html
