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谢孟媛初级文法视频(英语语法初级)第03课:be 动词和一般动词的过去式(视频讲解)

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谢孟媛初级文法视频(英语语法初级)第03课:be 动词和一般动词的过去式,含有视频讲解。

Unilt 3 be 动词一般动词的过去式

1. be 动词的过去式 was / were am/ is= was are /were

过去时be 动词的动词表示过去时间中发生的状态

例如
 
1. 现在式 He is busy now.

2. 过去式 He was busy then 那时他很忙。

时间副词改变,动词也必须改变。

例如 1.现在式 My parents are at home now。我的父母现在在家。

2.过去式My parents were at home yesterday.我的父母昨天在家

Be 动词(过去式)的否定句----主词+ was / were +not

例如 1. Mr brown was a vet 否定 Mr brown wasn’t a vet .

2.Joe and brian were in the living room at that time

否定 Joe and brian weren’t in the living room at that time ,

Be动词过去式的疑问句 was / were + 主词

例如 1. wendy was in the seventh grade last year. Wendy去年读7年级。

疑问句 was wendy in the seventh grade last year?

例如 Were you a pianist? Piano 钢琴 pianist钢琴家。

Yes , I was. No. I wan’t

.2. 一般动词的过去式----规则变化/ 不规则变化

规则变化-----ed d ld

 原型动词字尾有+ed helped spelled wanted needed

原型动词字尾有e +d loved dance------danced

原型动词为子音+短母音+ 子音--------重复字尾加ed 如 stopped planned (计划)

原型动词为子音有y 去y 加ied 如 study—studied cry—cried

不规则变化 如 eat --- ate

Read(瑞得) --- -read (瑞爱得)注意写法一样 读音不同

Ride—rode

Come-came

Have ---had

See- --saw

Go-----went

Teach---taught

Give ---gave

Take---took

现在 I walk to school. Every day .

过去 I walked to school yesterday。

动词随着时间改变形态

Mother goes to a supaermarket every morning .妈妈每天早上去超市。

过去式 Mother went to a supermarket yesterday morning .妈妈昨天早上去超市了。

主词为第三人称单数过去式不需加s 。 过去式是不分人称的。。。

一般动词(过去式)的否定句-----需用助动词 Did /Do

肯定句 主词 加 一般动词过去式

否定句 主词 加did not + 动词原型

例如1. He called you last night 他昨天打给你电话了

否定 He didin’t call you last night 他昨天没有给你打电话。

例如2. My sister and I watched TV all day yesterday .我的姐姐和我昨天一天都在看电视。

否定 Mysister and I didn’t watch TV all day yesterday 我和我的姐姐昨天并非一天都在看电视。

Not -----all 并非---- didn't ------all 并非

比较 否定句 (过去式)

Be 动词------- she was at home

She wasn’t at home .

一般动词-----she studied English

She didn’t study English .

一般动词的疑问句

肯定 + 主词+ 一般动词过去式

疑问句 Did +主词 + 原型

例如1. His friends went to that movie last week 他的朋友们上周去看电影了。

疑问句 Did his friends go to that movie last week?

例如2. Grace wrote a letter to David . Grace .给david 写了一封信。

疑问句 Did Grace write a letter to David ?

Yes,she did No, she didn’t

比较------疑问句(过去式)

Be 动词---He was sick

疑问句 Was he sick ? yes he was . No , he wan’t

一般动词 He did his homework did 是一般动词do 的过去式

疑问句 Did he do his homework.

注意 Do/does 现在 did 过去 有俩种身份

1. 它可以当一般动词—做的意思

2. 它也是助动词 +原型

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