How to make a negative question?
- Take the verb at the start of the sentence.
- Add not of n't.
Examples
Is she walking to school?
Isn't she walking to school?
Does he play football?
Doesn't he play football?
Are you happy with your pocket money?
Aren't you happy with your pocket money?
Have they got any chocolate left?
Haven't they got any chocolate left?
Could the window be opened?
Couldn't the window be opened?