(A), She wants to put some papers in the file.
(B), She wants to put some paper in the file.
請問是A對還是B對,因為老師將A改變成B,paper不可以加S嗎?為何?
收錄日期: 2021-04-13 16:17:14
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081202000051KK00260