diff --git a/video/数学-2下-视频--饮品（和是4的加法）/交互3（3+1）错误答案.mp4 b/video/数学-2下-视频--饮品（和是4的加法）/交互3（3+1）错误答案.mp4
deleted file mode 100644
index e418af9..0000000
Binary files a/video/数学-2下-视频--饮品（和是4的加法）/交互3（3+1）错误答案.mp4 and /dev/null differ