過去完成進行時_百度百科

Use the past perfect progressive when that first action was still in progress when the second action began. Remember, both actions ended in the past. I had fed ...

The past perfect progressive says that a continuous action started in the past and was completed before another event in the past, as in He had been ...

過去完成進行式指的是在過去某事件前，更早的另一個動作已經持續進行了一段時間，且該動作在那時仍持續進行中。 I had been working nonstop for seven hours before ...

過去完成進行式的作用過去完成進行式相應於現在完成進行式，但涉及比「過去」還要更早的時間。至於現在完成進行式，我們更強調過程。

2023年5月18日 — The past perfect continuous (also known as the past perfect progressive) is a verb tense that shows that an action that started in the past ...

2017年7月17日 — 過去完成進行式Past Perfect Continuous · 1 肯定句： S + had + been + V-ing. · 2 否定句： S + had + not + been + V-ing. · 3 Yes/No 問句：Had + S + ...

過去完成進行時(The Past Perfect Progressive)強調動作從過去的過去開始一直延續到過去某個時間點。在過去某個時間點時，這個動作可能剛剛停止，也可能仍然在進行。

The past perfect progressive tense is used to show that an ongoing action in the past has ended. For example: John had been baking a cake.