如果10年及学的AB，那选BC，BC是在AB基础上加深，刚学过就不难，等12再学就忘了

来源: momjr 于 2023-02-16 14:05:56 [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.

Change Ad Consent