我觉得是把各种成绩按比例核算个总成绩，在给出A或B。最高的肯定超出一百因为有extra credit。

来源: Rockeymountain 于 2018-12-31 14:26:29 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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