Unit 20 一般过去时
一般过去时表示在过去时间里发生的动作或存在的状态,常与表示过去的时间状语yesterday,last week,ago等连用。
语法讲解
动词过去式的构成
1.一般动词在词尾+ed
walk–walked
open–opened
2.以不发音的字母e 结尾的动词,在词尾+d
practice–practiced
live–lived
3.以“辅音字母+y ”结尾的动词,变y 为i +ed
study–studied
try–tried
4.以重读闭音节结尾的动词,词尾只有一个辅音字母,双写结尾字母+ed
plan–planned
stop–stopped
5.不规则变化随时记
am/is–was
are–were
go–went
come–came
一般过去时的用法一般过去时的形式:主语+动词过去式+其他
1.表示过去时间里发生的动作或存在的状态,常与表示过去的时间状语yesterday ,last year ,ago ,the day before yesterday ,just now 等连用。
We were busy last week. 上周我们很忙。
I walked to school yesterday . 昨天我走路去上学。
2.表示在过去一段时间里,经常性或习惯性的动作或状态,常与always ,often ,usually 等连用。
I often get up very late last winter. 我去年冬天经常起床很晚。
Lucy always went to bed very late last year. 露西去年总是睡得很晚。
巧学妙记
巧记过去式的变法
一般动词加-ed,若是特殊要硬记;
否定句很简单,主语之后didn't添;
疑问句也不难,did放在主语前。
规则动词加-ed的读音口诀
清后[t],浊后[d],
[t][d]后面读[Id],
元音后面也读[d]。
语法练习
一、用be动词的适当形式填空。
1.I__________ at school just now.
2.He __________ in Tianjin last week.
3.We __________ students two years ago.
4.They __________ on the farm a moment ago.
5.Yang Ling __________ eleven years old last year.
二、填空完成答句,并朗读句子。
1.Did you go to the hospital last month?
Yes, I__________. I__________ there on the 13th.
2.Did she take her passport?
Yes, she __________. She __________ her passport and her ticket.
3.Did you eat pizza for lunch?
No, I__________. I__________ hot dogs for my lunch.
4.Did your see a movie yesterday?
No, we __________. We _______ a TV play yesterday.
5.Did you buy some souvenirs in Japan?
Yes, we __________. We __________ some postcards in Japan.
三、用所给动词的适当形式填空。
1.His father _____(work) on the farm two years ago.
2.Tom _____(play) computer games yesterday.
3.We _____(visit) the Great Wall last summer.
4.We _____(go) to the cinema yesterday.
5.What _____ you _____(do) last night?
答案
一、1.was
2.was
3.were
4.were
5.was
二、1.did, went
2.did, took
3.didn't, ate
4.didn't, watch
5.did, bought
三、1.worked
2.played
3.visited
4.went
5.did, do