过去完成时考点
表示过去某个时间之前已经完成的动作，即过去完成时的动作发生在“过去的过去”，句中有明显的参照动作或时间状语，这种时态从来不孤立使用。
There had been 25 parks in our city up till 2009.
By the end of last term we had finished the book.
They finished earlier than we had expected.
考点一：用于hardly/scarcely...when; no sooner ...than句型中，主句用过去完成时，从句用一般过去时。
I had hardly finished my work when he came to see me.
I had no sooner got into the room than it began to snow.
No sooner had I arrived home than the telephone rang. (注意倒装)
考点二：表示“第几次做某事”，主句用过去时，从句用过去完成时。
That was the second time that she had seen her grandfather.
考点三：动词hope, expect, think, intend, mean, want, suppose, plan 用过去完成时，表示未实现的愿望、打算和意图。
I had hoped that I could do the job. I had intended to see you but I was too busy.
