以下是关于【十几加几】的公开课/优质课视频，一共43个
17:42109-
36:17128 -
19:4435 -
32:5148 -
1:00:33101 -
44:0886 -
46:57116 -
50:0667 -
36:3734 -
34:1060 -
35:1043 -
44:4925 -
47:48136 -
44:085 -
35:5435 -
1:00:3243 -
19:44118 -
41:1373 -
41:37102 -
41:02111 -
47:4848 -
47:4827 -
40:2441 -
32:0386 -
30:0022 -
40:446 -
40:11122 -
35:2756 -
40:0668 -
44:1196 -
42:0680 -
41:358 -
41:5276 -
47:2924 -
39:3166 -
38:3049 -
41:4526 -
37:3111 -
36:1734 -
32:5095 -
34:49135 -
38:24136 -
40:3626