Khan Academy Answer Hack
< Feedback on KhanHack
It suddenly stopped working for me today and I do not know why.
Fixed! I ask you please update the review to reflect the new version. https://greasyfork.dpdns.org/en/scripts/427964-khanhack
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注册一下就行
一年攒够 12 元
It suddenly stopped working for me today and I do not know why.