变成一般疑问句或否定句1、This is an egg 2、That is an old clock3、He's my teacher4、I'm in Class 5

this is not an egg
that is not an old
he is not my
i am not in

Is this an egg?/This is not an egg.

Is that an old clock? That is not an old egg.

Is he my teacher? He isn't my teacher

Are you in Class 5? I'm not in Class 5.

1、Is this an egg? 否定句：This isn't an egg.
2、Is that an old clock?
否定句：That isn't an old clock.
3、Is he my teacher? 否定句： He isn't my teacher.
4、Are you in class 5? 否定句： I'm not in class 5.

1、This is an egg
Is this an egg?
This is not an egg.

2、That is an old clock
Is that an old clock?
That is not an old clock.

3、He's my teacher
Is he your teacher?
He is not my teacher.

4、I'm in Class 5
Are you in Class 5?
I am not in Class 5.

1.This isn't an egg.
Is this an egg
2.Is that an old clock
That isn't an old clock.
3.Is he your teacher
He isn't my teacher.
4.Are you in Class
I am not in Class 5.
不明白的再问哟,请及时采纳,多谢!