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1970-01-01 08:00
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2021年1月23日发(作者:conquest)
句型转换和特殊疑问句的语法

肯定句、否定句、一般疑问句的相互转换

一、

含有的
be
动词、助动词和情态动词的句子;
一律在
be
动词、
助动词和情态动词后加

not
”< br>,
改为一般疑问句时,
一律将
be
动词、
助动词和情态动前移 到句首(首字母大写)
。肯定回答用“
Yes

;否定回答用“
No



Yes
”或“
No
”后面的主语必须用代词 ,

No
”后面必须用否定缩略式。

1. There are some computers in this school. (be
动词
)
There aren

t any computers in this school.
Are there any computers in this school? (Yes, there are. / No, there
aren't.)
2. Li Ming

s father can drive the car. (
情态动词
)
Li Ming

s father can

t drive the car.
Can Li Ming

s father drive the car? (Yes, he can. / No, he can

t.)
3. She has already finished his homework now. (
助动词
)
She hasn

t finished his homework yet.
Has she finished his homework yet? (Yes, she has. / No, she hasn

t.)
二、只有行为动词的句子。

必须借助助动词
do;
does;
did

改为否定句 ,
在行为动词前加
don

t
(一般现在时态,
主语是除第 三人称单数之外的人称和数时)

doesn

t
(一般现在时态, 主语是第三人称单
数时)

didn

t
(一般过去时态)
。改为一般疑问句时,在句首加
Do

Does

Did
。肯定回
答用

Yes


后面动词用
do;
does

did


否定回答用
No


后面动词用
don

t
(doesn

t; didn

t)



1. The children like playing games.
The children don

t like playing games.
Do the children like playing games? (Yes, they do. / No, they don

t.)
2. Mary usually goes to school on foot.
Mary doesn

t usually go to school on foot. (
原第三人称单数改为原形
)
Does Mary usually go to school on foot? (Yes, she does. / No, she doesn

t.)
3. Tom went to London yesterday.
Tom didn

t go to London yesterday. (
原过去式改为原形
)
Did Tom go to London yesterday? (Yes, he did. / No, he didn

t.)

一般疑问句及特殊疑问句

一、

一般疑问句:能用
Yes

No
来回答的问 句。一般疑问句
句尾读升调。

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。

Are you from Japan


Yes, I am

/ No, I'm not


Is her sister doing her homework now


Yes, she is

/ No, she isn't


Can you speak French


Yes, I can

/ No, I can't


May I go home now


Yes, you may

/ No, you mustn't


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。

Does he work in a bank


Yes, he does

/ No, he doesn't


Do you live near your school


Yes, I do

/ No, I don't


3

already
要改成
y et

some

something

somebody
等分别改成
any

anything

anybody< br>等。

4

常常把第一人称
I

we
改成第二人称
you
5
.一般疑问句有时不用
yes

no
回答。如:

Are they in town now


I think so.
May I sit here


Certainly


Does he like soccer


Sorry I don't know



二、

特殊疑问句:不能用
Yes

No
来回答的问句。特殊疑问
句句尾读降调。

1

以疑问词开头,对句中某一成分提问的句子叫特殊疑问句。
常用的疑问
词有:what
(什么),
who
(谁),
whose
(谁的),
which
(哪个),
when
(何时),
where
(哪里),
how
(怎样),
why
(为何)
how
many
(有多少),
how much
(多少钱)等。

2

疑问词作主语
(who)
或主语的定语
(Whose)

即对主语或主语的定语提问

其语序是陈述句的语序:
疑问词(
+
主语)
+
谓语动词
+
其他成分
如:

who is singing in the room


whose bike is broken


3


疑问词
作其他成分,即对其他成分提问,其
语序
是:
疑问词
+
一般疑
问句语序


如:

what class are you in


What does she look like


Where are you from


What time does he get up every morning


How do you know



3
、要根据句子的主语来决定在句首使用
D o

Does.
例如下列句
子变问句:

Michael likes Chinese Food.----Does Michael like Chinese food? Yes,
he does./ No, he doesn't.
Jane and Helen like music.----Do Jand and Helen like music? Yes, th
ey do./ No, they don't.




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