专题: 把肯定句改成否定句
2008-01-10 09:19阅读：
专题: 把肯定句改成否定句
把肯定句改成否定句分以下情况：
1、
句中有be动词的，在be动词后加not；
2、 句中有情态动词的（can
,should，must ，would），在情态动词后面加not；
3、
句中没有be动词和情态动词的，在动词前加don’t或doesn’t ；
① 句中动词为原形的，加don’t .如： I like apples. àI don’t
like apples.
②句中动词为三单式的，加doesn’t，并将三单式的动词还原成原形。
如：He likes apples.à He doesn’t like
apples.
4、
肯定句中的some在否定句中应改为any
如：There are some students in the classroom.à There are not
any students in the classroom.
将下列各句改成否定句
1、
Tom’s brother is walking in the park.
______________________________________________________
2、
His father is driving a bus.
_________
_____________________________________________
3、
The students of Class 5 are cleaning the
classroom.
______________________________________________________
4、
Their dog is playing in the room.
______________________________________________________
5、
Tom and Mary are friends.
______________________________________________________
6、
These buses are new.
______________________________________________________
7、
There are some books in the bookcase.
______________________________________________________
8、
There is a banana in the box.
______________________________________________________
9、
I’m a student.
______________________________________________________
10、 She is
a farmer.
______________________________________________________
11、 Your
father can ride a bike.
______________________________________________________
12、 Mr. Li
can draw pictures.
______________________________________________________
13、 They
can play football after school.
______________________________________________________
14、 I can
go to Shanghai Zoo.
______________________________________________________
15、 You
should climb the tree.
______________________________________________________
16、 We come
from China.
______________________________________________________
17、 It’s
time for sports.
______________________________________________________
18、 We like
the mask.
______________________________________________________
19、 He
likes the violin.
______________________________________________________
20、 Have
some bread, Tom.
______________________________________________________
21、 Please
open your books.
______________________________________________________
22、 I like
Chinese、Maths、Art and PE.
______________________________________________________
23、 Listen
to the radio, please.
______________________________________________________
24、 Kick
the ball to me.
______________________________________________________
25、 Peter,
drink some juice, please.
______________________________________________________
26、 Please
watch TV.
______________________________________________________
27、 I am a bus driver.
______________________________________________________
28、 The dog can jump.
______________________________________________________
29、 Today
is Monday.
______________________________________________________
30、 They
are good friends.
______________________________________________________
