一般过去时的用法 

一、概述(回顾)

1.表示在的过去某个时间里所发生的动作或存在的状态。 
时间状语有:yesterday, last week, an hour ago, in 1982等。 如: 
1)I was at the zoo yesterday. 昨天我在动物园。 
2)I went to bed at eleven last nigth. 昨晚我11:00睡觉。 2.表示在过去一段时间内,经常性或习惯性的动作。 
1)When I was a child, I often played football in the street. 我在小的时候,我经常在街道上踢足球。 
2)My father often drove to work last year. 去年,我爸爸经常开车上班。
二、句子结构 
1.在表示某个时间里存在的状态的句子,系动词用过式was,were构成。 如:
(1)I was at home yesterday. 昨天我在家。 
(2)We were in the gym just now. 刚才我们在体育馆。 
2.在表示过去某个时间里发生的动作,用动词的过去式构成。 如:I visited my uncle yesterday. 昨天我拜访了我的叔叔。
3.各种句式 
(1)一般过去时的肯定陈述句: 
主语     +   动词过去式 + 宾语或表语。 
He   worked   in Shanghai     ten years ago.
(2)一般过去时的否定句: 
a.主语 + didn’t + 动词原形  +  宾语。 (did + not = didn't) 
He    didn't     do     morning exercises   yesterday. b.主语 + wasn’t/weren’t +表语。(was + not = wasn't were + not = weren't) 
He   wasn't    an    English     teacher   ten years ago.
(3)一般过去时的一般疑问句: 
a.Did + 主语 + 动词原形  +  宾语 ? Did    you    study    English    in 1990 ?
b.Was/Were + 主语 + 表语 ? 
Was   he    a    pupil   five years ago ?
(4)一般过去时的特殊疑问句: 
a.特殊疑问词   +  did   +   主语    +  动词原形  + 宾语? Where  did   your parents     live   five years ago? What  did    you   do   last Sunday?
b.特殊疑问词 + were/was + 表语? Who  was  at the zoo   yesterday?
三、时间特征 
在一般过去时句子中,通常与下列表示过去的时间状语连用:yesterday, yesterday morning, yesterday afternoon, yesterday evening, the day before yesterday(前天), last night, last week, last month, last year, a moment ago(刚才), just now(刚才), two days ago, a week ago, in 1990,
四、动词过去式的构成规律
(一)规则动词的过去式 
1.一般情况下,在动词原形后面加-ed。  look→looked play→played start→started visit→visited 
2.以不发音e结尾的动词,在词尾直接加-d。 live→lived use→used 
3.以“辅音字母+ y”结尾的动词,先将 y 改为i ,再加 –ed。 study→studied, try→tried fly→flied 
4.以重读闭音节(即辅音+元音+辅音)或r音节结尾,末尾只有一个辅音字母的动词,要先双写这个辅音字母后,再加 –ed。 
stop→stopped  plan→planned, prefer→preferred
(二)不规则动词的过去式 1.改变动词中的元音 
begin→began  drink→drank  
come→came  eat→ate grow→grew  run→ran  know→knew  
win→won  speak→spoke take→took  write→wrote  get→got  
2.变词尾的–d 为–t  build→built  lend→lent  send→sent  spend→spent  bend→bent 
3.与动词原形一样 cut→cut  put→put cost→cost  hurt→hurt shut→shut 
4.变-ay 为-aid (少数动词) say→said  pay→paid  lay→laid  
5.采用不同词根: sell→sold  teach→taught  buy→bought
6.其他 am/is→was,