1 (1) The room should have been cleaned.
(2) The room should be cleaned.
2 (1) It has been cleaned by Paul.
(2) It is cleaned by Paul.
抑或有d係錯?
收錄日期: 2021-04-13 14:01:44
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070812000051KK02601