英语中怎么把一个陈述句改为否定句,有什么规定吗

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英语怎么把陈述句改为否定句~

1,如果句中有be动词,在be动词后加not
2,如果句子中有谓语动词,在主语后加don't(如主语为第三人称则加doesn't,切变动词三单为原型)
3,如句子中有情态动词(如can,may等)在情态动词后加not即可
4,如句子由need to等句型构成,则在need这类单词后加not

1,如果句中有be动词,在be动词后加not
2,如果句子中有谓语动词,在主语后加don't(如主语为第三人称则加doesn't,切变动词三单为原型)
3,如句子中有情态动词(如can,may等)在情态动词后加not即可
4,如句子由need to等句型构成,则在need这类单词后加not

一、陈述句:是用来陈述一件事情或表示一种看法,可分为肯定句和否定句两种形式.
1、谓语动词是be动词,助动词have, has, will,情态动词can等时,只要直接在这些词后面加not就构成否定形式.
eg. Lily has already read this new book. (改为否定句)
Lily ______ ______ this new book ________.
2、谓语动词是行为动词而又没有助动词或情态动词时,必须在谓语动词前加助动词,一般现在时加助动词do ,第三人称单数加does,一般过去时加did,再和not构成否定结构.必须指出的是:don't, doesn't, didn't后都用动词原形.
eg.1)Jill has lunch at school every day. (改为否定句)
Jill _____ _____ lunch at school every day.
2)The children had a good time at the party. (改为否定句)
The children ______ _____ a good time at the party.
3)Rose didn't drink any milk this morning.(改为肯定句)
Rose ______ ______ milk this morning.

一、陈述句:是用来陈述一件事情或表示一种看法,可分为肯定句和否定句两种形式。

1、谓语动词是be动词,助动词have, has, will,情态动词can等时,只要直接在这些词后面加not就构成否定形式。
eg. Lily has already read this new book. (改为否定句)
Lily ______ ______ this new book ________.

2、谓语动词是行为动词而又没有助动词或情态动词时,必须在谓语动词前加助动词,一般现在时加助动词do ,第三人称单数加does,一般过去时加did,再和not构成否定结构。必须指出的是:don't, doesn't, didn't后都用动词原形。
eg.1)Jill has lunch at school every day. (改为否定句)

Jill _____ _____ lunch at school every day.
2)The children had a good time at the party. (改为否定句)
The children ______ _____ a good time at the party.
3)Rose didn't drink any milk this morning.(改为肯定句)
Rose ______ ______ milk this morning.

二、疑问句:是用来提出问题的句子。

A.一般疑问句:以be动词, have /has/do等助动词、can/may等情态动词开头,以yes或no来回答的问句。
它的基本结构是:Be/Have /Has/Did等助动词(包括情态动词)+主语+谓语(包括表语)+┄?回答常用简略回答。

1、谓语动词是be动词、助动词、情态动词时,只要直接把这些词置于句首,句末改成问号。
eg. There's something wrong with his bike.(改成疑问句)
______ _____ _______ wrong with his bike?

2、谓语动词是行为动词时,必须在句首加上助动词Do、Does(三单)、Did(过去式)加上这些助动词后,句子中谓语动词必须用原形。
eg. 1)Edison built a science lab himself when he was ten. (改成疑问句)
______ Edison ______ a science lab himself when he was ten?
2)Those Japanese like Chinese food.(改成疑问句)

______ those Japanese ________ Chinese food?

注意:在把肯定句改成否定句或一般疑问句的时候,要注意句中是否有already、some、something、somebody等词,如果有也必须进行改变,already要改成yet,some、something、somebody等分别改成any、anything、anybody等。另外,在改成否定句的时候注意把too改成either,both改成neither,all改成none等.在改成一般疑问句的时候,常常把第一人称I、we改成第二人称you。

B.特殊疑问句:以疑问代词或疑问副词开头,提出疑问的句子。
它的基本结构是:特殊疑问词+一般疑问句语序。但是如果疑问词在句子中作主语或作主语的定语,就用特殊疑问词+陈述句语序。常用的疑问词有:what, who(whom), whose,which,when,where,how,why等,回答时针对问句中的代词和副词来回答,不用yes或no来回答。

1)对指物名词或谓语动词提出疑问,疑问词用what

①The twins were making a kite when their mother came in. (划线提问)
______ _____ the twins _____ when their mother came in?

②Mrs Turner asked her son to buy some eggs for supper. (划线提问)
_______ ______ Mrs Turner ask her son ______ _______?

2)对名词前定语提出疑问,疑问词应用which,而且必须和名词连用。

I'm going to take the shirt on the right.(划线提问)
______ _____ are you going to take?

3)对指人名词或代词提问用who,作宾语时提问用whom。

eg.Li Ping,they,his father

4)对物主代词和名词所有格提问用whose。
eg. Li Ping's coat→Whose coat my father→Whose father

5)对具体时间提出疑问,如 in the morning,last Sunday等,疑问词用when;对具体几点钟提问,疑问词应用what time。

6)对具体地点提出疑问,疑问词应用where。

The pupils are having a picnic at the foot of the hill. (划线提问)
_____ _____ the pupils having a picnic?

7)对表原因的从句提问,常见的有because引导的从句,疑问词应用why。
Xiao Cheng didn't go to the farm with us because he was ill. (划线提问)

_______ _____ Xiao Cheng go to the farm with us?

8)对方式或程度等提出疑问,用疑问词How。
eg. go by bike like very much

9)对数量提出疑问,疑问词为How many,要注意how many必须跟名词的复数形式。
eg. two hundred sheep→How many sheep

10)对价格提出疑问,疑问词用How much。

eg. I paid fifty yuan for the sweater.
______ ______ did you pay for the sweater?

11)对时间长度提出疑问,疑问词应用How long。

eg. I've worked in that factory for two years. (划线提问)96中考题
______ _____ _______ you worked in that factory?

12)对时间频率,如 once a year, twice a week等提问,疑问词用How often。

13)对具体次数,如 once, twice, three times等提问,疑问词用How many times。
eg. ______ did he call you the day before yesterday?Twice. 96中考题

A.What time B.How many times C.How much D.How long

14)对in+一段时间提问,疑问词一般用How soon。
eg. Jane and her brother will finish the work in two hours. (划线提问)

_____ _____ _____ Jane and her brother finish the work?

15)对距离提出疑问,疑问词用How far。
eg. It's about two kilometres from here to the country.(划线提问)

______ _____ _____ _____ from here to the country?

16)另外,对日期、星期、天气等提出疑问,则分别用

What's the date?
What day is it ? 如果是过去时间,就用was代替is。
What's the weather like?

练习题

1)She does exercises at home in the evening.(改成否定句、一般疑问句)
She ______ ______ exercises at home in the evening.
______ she _____ exercises at home in the evening?

2)He said something important at the meeting.(改为否定句,一般疑问句)
He _____ ______ ______ important at the meeting.

______ he ______ ______ important at the meeting?

3)It'll take them three weeks to finish the work.(划线提问)
______ ______ _______ it take them to finish the work?

4)I have to wash all the plates and things after meals.(划线提问)
_____ _____ you have to wash all the plates and things?

5)The woman in the red coat is her mother.(划线提问)

______ ______ is her mother?

6)Li Ping spent twenty yuan on the dictionary.(划线提问)
_____ ____ ____ Li Ping _____ on the dictionary?

思考题
1)The worker's visited the factory already.(改成否定句、一般疑问句)

The worker _____ _____ the factory ______.

____ the worker ___ the factory __?

2)Both of his parents are workers.(改成否定句)

___ of his parents ______ a worker.

3)He went to the park with his sister.(划线提问)
_____ ____ ____ he go to the park?

4)We really enjoyed working on the farm.(划线提问)
What _____ you really enjoy ______?

5)She writes to her parents once a week.(划线提问)

_______ ______ ______ she write to her parents?

6)Our P.E teacher has been at this school since he came.(划线提问)
______ ______ ______ our P.E teacher been at this school?

一、陈述句:是用来陈述一件事情或表示一种看法,可分为肯定句和否定句两种形式。

1、谓语动词是be动词,助动词have, has, will,情态动词can等时,只要直接在这些词后面加not就构成否定形式。
eg. Lily has already read this new book. (改为否定句)
Lily ______ ______ this new book ________.

2、谓语动词是行为动词而又没有助动词或情态动词时,必须在谓语动词前加助动词,一般现在时加助动词do ,第三人称单数加does,一般过去时加did,再和not构成否定结构。必须指出的是:don't, doesn't, didn't后都用动词原形。
eg.1)Jill has lunch at school every day. (改为否定句)

Jill _____ _____ lunch at school every day.
2)The children had a good time at the party. (改为否定句)
The children ______ _____ a good time at the party.
3)Rose didn't drink any milk this morning.(改为肯定句)
Rose ______ ______ milk this morning.

二、疑问句:是用来提出问题的句子。

A.一般疑问句:以be动词, have /has/do等助动词、can/may等情态动词开头,以yes或no来回答的问句。
它的基本结构是:Be/Have /Has/Did等助动词(包括情态动词)+主语+谓语(包括表语)+┄?回答常用简略回答。

1、谓语动词是be动词、助动词、情态动词时,只要直接把这些词置于句首,句末改成问号。
eg. There's something wrong with his bike.(改成疑问句)
______ _____ _______ wrong with his bike?

2、谓语动词是行为动词时,必须在句首加上助动词Do、Does(三单)、Did(过去式)加上这些助动词后,句子中谓语动词必须用原形。
eg. 1)Edison built a science lab himself when he was ten. (改成疑问句)
______ Edison ______ a science lab himself when he was ten?
2)Those Japanese like Chinese food.(改成疑问句)

______ those Japanese ________ Chinese food?

注意:在把肯定句改成否定句或一般疑问句的时候,要注意句中是否有already、some、something、somebody等词,如果有也必须进行改变,already要改成yet,some、something、somebody等分别改成any、anything、anybody等。另外,在改成否定句的时候注意把too改成either,both改成neither,all改成none等.在改成一般疑问句的时候,常常把第一人称I、we改成第二人称you。

B.特殊疑问句:以疑问代词或疑问副词开头,提出疑问的句子。
它的基本结构是:特殊疑问词+一般疑问句语序。但是如果疑问词在句子中作主语或作主语的定语,就用特殊疑问词+陈述句语序。常用的疑问词有:what, who(whom), whose,which,when,where,how,why等,回答时针对问句中的代词和副词来回答,不用yes或no来回答。

1)对指物名词或谓语动词提出疑问,疑问词用what

①The twins were making a kite when their mother came in. (划线提问)
______ _____ the twins _____ when their mother came in?

②Mrs Turner asked her son to buy some eggs for supper. (划线提问)
_______ ______ Mrs Turner ask her son ______ _______?

2)对名词前定语提出疑问,疑问词应用which,而且必须和名词连用。

I'm going to take the shirt on the right.(划线提问)
______ _____ are you going to take?

3)对指人名词或代词提问用who,作宾语时提问用whom。

eg.Li Ping,they,his father

4)对物主代词和名词所有格提问用whose。
eg. Li Ping's coat→Whose coat my father→Whose father

5)对具体时间提出疑问,如 in the morning,last Sunday等,疑问词用when;对具体几点钟提问,疑问词应用what time。

6)对具体地点提出疑问,疑问词应用where。

三、变反意疑问句时,要注意“前肯后否”和“前否后肯”,还要注意一些特殊形式的反意疑问句。如:
11. She has hardly had anything this morning, has she?(2005山东省泰安市)

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米林县17287655174: 英语怎么把陈述句改为否定句 -
敖奚养阴: 1,如果句中有be动词,在be动词后加not 2,如果句子中有谓语动词,在主语后加don't(如主语为第三人称则加doesn't,切变动词三单为原型) 3,如句子中有情态动词(如can,may等)在情态动词后加not即可 4,如句子由need to等句型构成,则在need这类单词后加not

米林县17287655174: 英语陈述句改为否定句的方法是什么呢? -
敖奚养阴: 如果句中有be动词(am,is,are),直接在其后加not.也可加助动词(do,does,也在后面加not.而且要加在行为,情态动词前,情态动词不懂可在电脑里搜哦,这是改否定句

米林县17287655174: 英语句子中的陈述句如何改为否定句 -
敖奚养阴: 如果是Be动词否定就在Be动词后面加not 如果是实意动词 就在do 、does后加not 如果情态动词 就在情态动词后面加not

米林县17287655174: 英语中怎么把一个陈述句改为否定句,有 -
敖奚养阴: 否定句也是陈述句. 最简单的就是加否定副词not 如 He is a teacher. He is not a teacher.

米林县17287655174: 英语陈述句改否定句怎么改? -
敖奚养阴: 整体上是这么个改法,但是遇到must ,can,should这一类词要小心,例如: It must be my pen.这肯定是我的钢笔 否定形式 It can't be my pen.而不是It mustn't be my pen.

米林县17287655174: 英语怎么将陈述句改为否定句 -
敖奚养阴: 有Can就直接加not

米林县17287655174: 英语怎么把陈述句改为否定句 -
敖奚养阴:[答案] 1,如果句中有be动词,在be动词后加not 2,如果句子中有谓语动词,在主语后加don't(如主语为第三人称则加doesn't,切变动词三单为原型) 3,如句子中有情态动词(如can,may等)在情态动词后加not即可 4,如句子由need to等句型构成,则...

米林县17287655174: 英语陈述句改否定句的方法有哪些? -
敖奚养阴:[答案] 如果句中有be动词(am,is,are),直接在其后加not.也可加助动词(do,does,也在后面加not.而且要加在行为,情态动词前,情态动词不懂可在电脑里搜哦,这是改否定句

米林县17287655174: 英语的陈述句怎么改为否定句 -
敖奚养阴: 很简单啊,在be动词或助动词后加not 例如: she is a teacher(陈述句) she is not a teacher(否定句) Tina and Sarah (are) (not) from Cuba.

米林县17287655174: 英语中怎么把一个陈述句改为否定句,有什么规定吗 -
敖奚养阴:[答案] 词后,句子中谓语动词必须用原形. eg. 1)Edison built a science lab himself when he was ten. (改成疑问句) ______ ... ________ Chinese food? 注意:在把肯定句改成否定句或一般疑问句的时候,要注意句中是否有already、some、something、...

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