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裡。
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。