用于表示過去未實現(xiàn)的希望和計劃的句型：
(1)should like to/ would like to/ would love to have done sth.
例：You should like to have written to your mother.
你本應(yīng)當給你母親寫信。
(2)was / were going to do sth.(用過去將來時態(tài)表示原打算做什么)
例：Lucy was going to watch a basketball match.
Lucy 原打算看一場籃球比賽。
