到处漏题漏答案，然后把cut off 线提高。北美原来有些娃能过线的也都被刷下来了。作弊对每个娃都有影响

来源: Donner 于 2024-11-05 12:29:31 [旧帖] [给我悄悄话] 本文已被阅读：次

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