I don’t buy this idea. UCSD是非常top的学校，不可能没有能挑战大学一年级孩子的课

来源: 成功的飞过于 2024-06-24 10:12:56 [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.