兄弟前段時間缺席，從一開始就沒跟上。需要一次性補課（一次性/補課）。

來源: 苗盼盼於 2016-09-03 09:39:33 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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