must 和have to 有何分別??
should,ought to,had better 是掂用
can ,could, be able to 是掂用
舉些例子!!
thank you very much
收錄日期: 2021-04-23 16:43:40
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070308000051KK02924