初中英语的那些时态
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初中英语的那些时态
初中英语时态分为:
一般现在时,现在进行时,一般过去时,现在完成时,一般将来时,过去进行时,过去完成时,过去将来时八种。
1.一般现在时:表示一般性,经常性的动作或一般性事实。
含有be动词的句子
He is a doctor.
变疑问句将be动词移到句首
Is he a doctor?
变否定句在be动词后面加not
He is not a doctorr.
不含有动词的句子,即含有一般动词的句子
第三人称单数及单数名词
He likes books.
变疑问句在句首加does,动词变为原型
Does he like books?
变否定句在主语及动词之间加doesn’t,动词变为原型
He doesn’t like books.
注意:第三人称单数形式一般在动词后面加S,不要和名词复数混淆,变否定句或疑问句时名词复数没有任何变化。
其他人称及复数名词
I want to have a bath.
变疑问句在句首加do
Do you want to have a bath?
变否定句在主语和动词之间加don’t.
You don’t want to have a bath.
肯定回答及否定回答
Yes, I do. No, I don’t.
2.现在进行时:表示现在正在进行的动作。
构成:主语+be动词+动词的现在分词+其它成分
We are having lunch.
变疑问句将be动词移到句首
Are we having lunch?
变否定句在be动词后面加not
We are not having lunch.
特殊疑问句:what, which, how, where, who, etc.
疑问词+动词+主语+现在分词
What are you doing?
没有进行时的动词
表示状态,思想,感情和感觉的动词不能表示正在进行的动作
1.表示感觉,感官的词
see, hear, like, love, want,
2. have, has当”有”讲时没有进行时
3.一般过去时:表示过去发生的动作或事件。常和表示过去的时间状语连用,如yesterday, last night, the day before yesterday, 3 days ago,
含有be动词的句子,将动词变为过去式,am, is的过去式为was,are的过去式为were
I was at the butcher’s.
变疑问句将be动词移动到句首
Were you at the butcher’s?
变否定句在be动词后面加not
I was not at the butcher’s.
肯定回答否定回答
Yes, I was. No, I was not.
特殊疑问句:
What did you do?
变疑问句在句首加did,
动词变为原型
Did you finish your homework yesterday?
Did the boy go to a restaurant?
变否定句在主语和动词之间加did not
I did not finish my homework yesterday.
肯定回答及否定回答
Yes, I did. No, I didn’t.
4.现在完成时
构成:主语+助动词have, has+过去分词
1)表示过去发生的和现在有某种联系的动作,常和just, usually, already, since 等时间副词连用
I have just had lunch.
2)询问别人是否做过某事一般用现在完成时:
Have you finished your homework?
3)表示开始于过去并持续到现在的动作
I have lived in Beijing for twenty years.
4)表示一种经历,去过…地方,做过…事情,经历过…事情
I have never had a bath.
Have been to表示去过,have gone to表示去了
I have been to London.(人已经回来)
He has gone to London.(人还在那里)
5)表示一种结果,
一般不和时间副词联用
I have lost my pen.
句型变化:
变疑问句将助动词移到句首,变否定句在助动词后面加not.
Have you lost your pen? I have not lost my pen.
肯定回答及否定回答
Yes, I have. No, I have not.
特殊疑问句:
What have you done?
5.一般将来时:表示将来将要发生的动作。
经常和tomorrow, next year, the day after tomorrow, the year after the next, etc.表示将来的词联用
结构:主语+助动词will+动词原形
I will go to America tomorrow.
变疑问句将助动词移到句首
Will you go to America tomorrow?
变否定句在助动词后面加not
I will not go to America tomorrow.
肯定回答及否定回答
Yes, I will. No, I will not.
特殊疑问句:
What will you do?
6.过去完成时:表示在过去的时间里,两个动作中,发生在前的哪个动作要用过去完成时。
结构:had+过去分词
They had sold the car before I asked the price.
变疑问句将助动词移到句首
Had she finished her homework?
变否定句在助动词后面加not
She hadn’t finished her homework.
肯定回答及否定回答
Yes, she had. No, she hadn’t.