有道理，好像说LS第三年必须declare，估计要读CS都会在一年内把这三门上了

来源: lhan 于 2020-05-10 16:46:57 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.