一般过去时知识点及练习
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一般过去时知识点及练习
Ⅰ一般过去时的小学阶段的基础知识
1、关键词:just now,a moment ago,ago, yesterday ,last ,yesterday morning, the day before yesterday ,in the past, in过去的年份或月份,once upon a time等。
2、.含有be动词的一般过去时
a. 定义:表示过去某时间存在的状态或特征
b. be动词过去式:am , is--- was are----were
c. 含有be动词的一般过去时的基本句式:
1.肯定句:主语+ was/ were + 其他.
例如:1)I was in the park a moment ago.
2)There were many trees in our country ten years ago.
3) The pair of glasses was on the desk just now.
注意:可以先考虑在一般现在时情况下的be动词是什么,然后再考虑该be动词对应的过去式。
2. 含有be动词过去式的肯定句变否定句方法:在was或were后加not,其余不变。注意碰到some变any.
也就是说否定句结构为:主语+ was not( wasn’t)/ were not (weren’t) + 其他
例如:1) He was a student at a primary school ten years ago .
(改为否定句)
2) We were here yesterday.
(改为否定句)
3) I was at the camp last Sunday.
(改为否定句)
3. 含有be动词过去式的肯定句变一般疑问句方法:
把was和were提到句子开头并变成大写字母,其余照抄,记得句号要变问号。但是注意碰到some变any,碰到my、our要变your,碰到I、we要变you.
例如:1) He was a student at a primary school ten years ago.
(改为一般疑问句)
2) Helen and Ann were here yesterday.
(改为一般疑问句)
3) I was at the camp last Sunday.
(改为一般疑问句)
3、含有行为动词的一般过去时
a. 定义:表示过去某时间发生的动作
b. 由动词原形变成过去分词的规律:1、大部分动词直接在后面加ed 2、以字母e结尾的动词后面直接加d 3、辅音加y结尾的动词,要把y变ied 4、以辅-元-辅结尾的重读闭音节的动词,要双写结尾字母后再加ed 5、特殊变形
例如:把下列动词变成相应的过去式
wash milk live dance
sing do go study
carry stop start steal
c.含有行为动词过去式的肯定句变否定句方法:用didn’t来帮忙,后面跟动词原
形。所以否定句的结构为:主语+didn’t(did not)+动词原形+其他。注意碰到some 变any.
提示:在否定句中,不管是don’t, doesn’t或didn’t后面统统跟动词原形。
例如:I did my homework yesterday evening.
(改为否定句)
My sister ate some pies just now.
(改为否定句)
We lived in Nanjing last year.
(改为否定句)
d. 含有行为动词过去式的肯定句变一般疑问句方法:用did来帮忙并放在句子开头且大写,但是过去式要恢复成动词原形,最后句号变问号。所以一般疑问句的结构为:Did+主语+动词原形+其他?注意碰到some变any,碰到my、our要变your,碰到I、we要变you.
例如:I did my homework yesterday evening.
(改为一般疑问句) My sister ate some pies just now.
(改为一般疑问句) We lived in Nanjing last year.
(改为一般疑问句)
Ⅱ一般过去时的拓展知识(初中)
1、特殊变形的过去式
begin—began blow---blew buy---bought catch---caught
come---came do/does---did draw---drew drink---drank drive---drove drink---drank drive—drove eat---ate
feel---felt find---found fly---flew forget---forgot
get---got give---gave go—went grow---grew
have---had hear---heard hurt---hurt keep---kept
know---knew learn---learnt/learned let---let lie----lay
make---made mean---meant meet---met put---put
read---read ride---rode ring---rang run---ran
say---said see---saw show---showed/shown sing---sang
sit---sat sleep---slept speak---spoke spend---spent
stand---stood steal---stole swim---swam take---took
teach---taught tell---told think---thought throw---threw understand---understood wear---wore win---won write---wrote
2、表示过去的习惯或经常发生的动作,过去常常做某事:used to do sth
例如:I used to swim in the river when I was young.
课堂练习(基础篇)
一、用所给词的适当形式填空
1. Last week, my father (be) ill at home.
2. Jim (jog) now. He (jog) every day last week.