I don't think there is a rule about it

本帖於 2011-06-01 04:02:27 時間, 由版主 林貝卡 編輯
回答: 同鞋們, 問個發音問題。。。學英語31512011-05-30 06:16:42

I learned the pronunciation of these words one by one. Probably the number of most commonly used 'oo' words is less than a hundred.

所有跟帖: 

yeah, that seems the case -學英語3151- 給 學英語3151 發送悄悄話 (282 bytes) () 05/30/2011 postreply 06:59:23

請您先登陸,再發跟帖!