高考英語語法精要講解二十一：一般過去時

　　1、過去已經(jīng)完成的動作、結(jié)束的事情，或在過去重復(fù)發(fā)生的動作

　　When I was a child we always went to the seaside in August.

　　2、used to :表示過去的習(xí)慣，現(xiàn)在不存在

　　I used to smoke, but I dont any more.

　　3、用在its time, would rather, wish后面的從句中

　　Its time you went home.

　　I wish I had a better memory.

　　Id rather you came tomorrow.

　　4、在從句中用來說明現(xiàn)在還存在著過去的情況

　　Im sorry we left Paris. It was such a nice place.

　　5、could, might, would, should等過去的情態(tài)動詞可用來指現(xiàn)在或者將來

　　Could you help me for a moment ?

　　I think it might rain soon.

　　Would you come this way, please ?

　　Alice should be here soon.

　　6、一般過去時與現(xiàn)在完成時在時間上的比較

　　①現(xiàn)在完成時所用的時間詞: since, ever since, for, recently, lately, so far, yet, all this year, all my life, ever, never, already, before, just, in / during the last /past + 時間段, etc.

　　②一般過去時所用的時間詞yesterday, last week, in 1999, when, years ago, then, just now, etc.