过去完成进行时的英文怎么说

过去完成进行时的英文：
past perfect progressive

The past is the prologue.
前事不忘，后事之师。

He pasted the wall with Burlap. The wall is pasted with splotches.
他用粗麻布贴墙。墙上沾满了污点

It happened far back in the past.
这事发生在久远的过去。

It was not a perfect system.
它不是一个完美的系统。

There are a few disadvantages that take from the perfection of the perfection of the garden.
有几个不利条件使得花园不够完美。

There was a perfect rage for demolition.
这简直是一场疯狂的破坏。

progressive tense
ph.1. 【语】进行时态,进行式

innovative progress
开拓进展

The road construction work is in progress.
筑路工程正在进行中。