第二課(A) 那是牛 (That’s a Cow) linda • 2013-05-14 http://blog2.huayuworld.org/lindalin/wp-content/uploads/sites/305/2013/05/1冊-lesson2-2.mp4 http://blog2.huayuworld.org/lindalin/wp-content/uploads/sites/305/2016/08/lesson-2.swf
