小学英语-肯定句变否定句

肯定句变否定句

一、有be动词（am, is, are）的，可以在这些单词后面直接加not. 注意缩写is not= isn’t

are not= aren’t

二、有情态动词（can, would）的，可以在这些单词后面直接加not.

注意缩写can not=can’t would not=wouldn’t

三、没以上那些单词只有动词的，像walk, swim, run, clean, eat, drink, sleep 等等，需

要在动词前加do, 然后再加not, 即don’t.

例子：I am a nurse. I am not a nurse.

1、He is my father.

He ____ _____ my father.

2、<

3、I’d like a pie.

I ________ _______ like a pie.

4、This is a book.

This _______ a book.

5、Tim and Tom have two robots.

Tim and Tom ________ have two robots.

6、Those are his robots.

Those ______ _______ his robots.

7、%

8、Sam can swim.

Sam ______ _______ swim.

9、Stand up.

__________ stand up.

10、These are my crayons.

These __________my crayons.

11、There is a box on the desk.

There ______ ______ a box on the desk.

12、(

13、I can see a boat.

I __________ see a boat.

14、Tim would like to sleep.

Tim _________ like to sleep.

15、I like apples.

I ______ ______like apples.

综合练习

1、I _________(not) his sister.

2、~

3、__________(not) clean the blackboard.

4、I __________(not) have a book.

5、These ___________(not) my rubbers.

6、The door __________(not) open.

7、__________(not) have a look.

8、I’d like an ice cream. (改否定句)

9、She can skate. (改否定句)