一、past用作形容詞
1、用作定語 ～+ n.
For the past few days he has been ill.
幾天以來他一直生病。
These things happened in the past years.
這些事情都發生在過去的年代里。
2、用作表語 S+be+～
Winter is past.
冬天已經過去了。
The Second World War was past.
第二次世界大戰已經結束了。
二、past用作名詞
The past is past.Let us look ahead.
過去的事已成過去,讓我們向前看吧。
We cannot undo the past.
我們無法挽回過去的事。
三、past用作介詞
The time is ten minutes past eight.
現在是8點10分。
Summer is past its full.
盛夏已過。
四、past用作副詞
A car ran past at full speed.
一輛汽車以全速駛過。
Children came running past.
孩子們跑了過去。