4 weeks ago · 21ba37b7ee
--- a/static/images/study/cjdc/error-tip-img.gif
+++ b/static/images/study/cjdc/error-tip-img.gif
--- a/static/images/study/cjdc/right-tip-img.gif
+++ b/static/images/study/cjdc/right-tip-img.gif
--- a/static/mp3/newYingyu/error-tip.mp3
+++ b/static/mp3/newYingyu/error-tip.mp3
--- a/static/mp3/newYingyu/great-tip.mp3
+++ b/static/mp3/newYingyu/great-tip.mp3
--- a/static/mp3/newYingyu/right-tip.mp3
+++ b/static/mp3/newYingyu/right-tip.mp3