I could change you could change she could change we could change you could change they could change
Form mit V-ing
I could be changing you could be changing she could be changing we could be changing you could be changing they could be changing
Perfekt
I could have changed you could have changed she could have changed we could have changed you could have changed they could have changed
Perfekt mit V-ing
I could have been changing you could have been changing she could have been changing we could have been changing you could have been changing they could have been changing
Negation
Einfache Form
I could not change you could not change she could not change we could not change you could not change they could not change
Form mit V-ing
I could not be changing you could not be changing she could not be changing we could not be changing you could not be changing they could not be changing
Perfekt
I could not have changed you could not have changed she could not have changed we could not have changed you could not have changed they could not have changed
Perfekt mit V-ing
I could not have been changing you could not have been changing she could not have been changing we could not have been changing you could not have been changing they could not have been changing
Fragende Form
Einfache Form
could I change? could you change? could she change? could we change? could you change? could they change?
Form mit V-ing
could I be changing? could you be changing? could she be changing? could we be changing? could you be changing? could they be changing?
Perfekt
could I have changed? could you have changed? could she have changed? could we have changed? could you have changed? could they have changed?
Perfekt mit V-ing
could I have been changing? could you have been changing? could she have been changing? could we have been changing? could you have been changing? could they have been changing?
Fragende Negation Form
Einfache Form
could I not change? could you not change? could she not change? could we not change? could you not change? could they not change?
Form mit V-ing
could I not be changing? could you not be changing? could she not be changing? could we not be changing? could you not be changing? could they not be changing?
Perfekt
could I not have changed? could you not have changed? could she not have changed? could we not have changed? could you not have changed? could they not have changed?
Perfekt mit V-ing
could I not have been changing? could you not have been changing? could she not have been changing? could we not have been changing? could you not have been changing? could they not have been changing?