这套教材原来是日本人的，后来引进到中国，叫什么即学即用。。。

来源: 定焦聚光于 2015-04-28 15:29:38 [博客] [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.