以下是关于【教学活动】的公开课/优质课视频，一共46个
36:54127-
52:0429 -
30:4442 -
36:54121 -
1:09:58124 -
38:4451 -
41:3837 -
42:0056 -
40:57135 -
41:4489 -
42:5113 -
42:1064 -
42:0712 -
41:4788 -
40:34101 -
39:05140 -
40:57113 -
42:1946 -
42:0540 -
43:24140 -
42:13139 -
43:04128 -
43:1813 -
41:48123 -
41:0427 -
41:5445 -
42:26105 -
42:17128 -
41:2317 -
42:1648 -
41:09125 -
42:0165 -
28:2029 -
1:23:1555 -
38:06124 -
31:1855 -
1:45:2130 -
1:41:38137 -
1:51:4180 -
42:51127 -
50:0032 -
42:0590 -
42:4249 -
25:15139 -
05:4075 -
44:208