could kvetch
Verbe régulier : kvetch - kvetched- kvetched

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could kvetch
you could kvetch
she could kvetch
we could kvetch
you could kvetch
they could kvetch 	I could be kvetching
you could be kvetching
she could be kvetching
we could be kvetching
you could be kvetching
they could be kvetching	I could have kvetched
you could have kvetched
she could have kvetched
we could have kvetched
you could have kvetched
they could have kvetched	I could have been kvetching
you could have been kvetching
she could have been kvetching
we could have been kvetching
you could have been kvetching
they could have been kvetching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not kvetch
you could not kvetch
she could not kvetch
we could not kvetch
you could not kvetch
they could not kvetch 	I could not be kvetching
you could not be kvetching
she could not be kvetching
we could not be kvetching
you could not be kvetching
they could not be kvetching	I could not have kvetched
you could not have kvetched
she could not have kvetched
we could not have kvetched
you could not have kvetched
they could not have kvetched	I could not have been kvetching
you could not have been kvetching
she could not have been kvetching
we could not have been kvetching
you could not have been kvetching
they could not have been kvetching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I kvetch?
could you kvetch?
could she kvetch?
could we kvetch?
could you kvetch?
could they kvetch? 	could I be kvetching?
could you be kvetching?
could she be kvetching?
could we be kvetching?
could you be kvetching?
could they be kvetching? 	could I have kvetched?
could you have kvetched?
could she have kvetched?
could we have kvetched?
could you have kvetched?
could they have kvetched? 	could I have been kvetching?
could you have been kvetching?
could she have been kvetching?
could we have been kvetching?
could you have been kvetching?
could they have been kvetching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not kvetch?
could you not kvetch?
could she not kvetch?
could we not kvetch?
could you not kvetch?
could they not kvetch? 	could I not be kvetching?
could you not be kvetching?
could she not be kvetching?
could we not be kvetching?
could you not be kvetching?
could they not be kvetching? 	could I not have kvetched?
could you not have kvetched?
could she not have kvetched?
could we not have kvetched?
could you not have kvetched?
could they not have kvetched? 	could I not have been kvetching?
could you not have been kvetching?
could she not have been kvetching?
could we not have been kvetching?
could you not have been kvetching?
could they not have been kvetching?