回复：那你就估计一下吧，是TOP50以内学校学生学的AP课总数多，还是以外的多。

来源: 于 2013-01-24 10:11:32 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

if top50 get more ap students, your original argument is wrong.

if top50 get less ap students, mine argument is right.

so, what you want to prove?