過去完成時的時間狀語

能和現(xiàn)在完成時態(tài)搭配的時間狀語一般都能和過去完成時搭配：for,since,all day/week；just,recently,already,yet,ever,never；once/twice,it's the first time that；by the time/by eight o'clock.

過去完成時常用的時間狀語有

1. by the end of last+時間段. By the end of last term, we had learned 5000 new words.

到上學期末，我們已經(jīng)學了5000個新詞。

2. By the time sb. +動詞過去式如：The bus had already left by the time I got there.

3.By (the time of)+時間段

By the time of last year ,we had built two bridges.