diff --git a/video/数学-2下-视频--饮品(和是4的加法)/交互2(2+2)回答正确.mp4 b/video/数学-2下-视频--饮品(和是4的加法)/交互2(2+2)回答正确.mp4 deleted file mode 100644 index a40f785..0000000 Binary files a/video/数学-2下-视频--饮品(和是4的加法)/交互2(2+2)回答正确.mp4 and /dev/null differ