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高中英语语法与词汇《Structures in Use、Grammar in Use》公开课教案优质课下载
一般过去时
现在完成时
含义
发生在过去的动作，与现在无关
He served in the army from 2005 to 2010. (这是过去的一件事)
①始于过去的动作持续到现在 强调
②对现在情况的影响 现在
He has served in the army for 5 years.
(现在他仍在军中服役，仍然是军人)
时间状语
yesterday, last（year/night…）,（ two days …）ago, then, the other day，at that time, just now, in the past
(In the past, most American mothers ___________(be)at home.
(He ________(go) away just now.
already,yet, so far, up to/till now, lately/recently, since…, for … just,
in/during/over the last/past days/years(在过去的几天/年里)
(In the past 300 years, more than 130 species of animals___________ (become) extinct.
( He________just _______(finish)his homework.
特殊句式
“It is（high）time (that) …过去时/should+动词原形 ” “现在某人该做某事了”
It is time that you ______(do)cleaning.
“It is the first/second…time(that) …
have/has done…” “某人第几次做某事”
It is the second time that you ____________(be) late.
过去完成时
表示过去的过去，即过去某个时间或动作之前发生的事情或存在的状态。