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 couldn't kvetch
you couldn't kvetch
she couldn't kvetch
we couldn't kvetch
you couldn't kvetch
they couldn't kvetch 	I couldn't be kvetching
you couldn't be kvetching
she couldn't be kvetching
we couldn't be kvetching
you couldn't be kvetching
they couldn't be kvetching	I couldn't have kvetched
you couldn't have kvetched
she couldn't have kvetched
we couldn't have kvetched
you couldn't have kvetched
they couldn't have kvetched	I couldn't have been kvetching
you couldn't have been kvetching
she couldn't have been kvetching
we couldn't have been kvetching
you couldn't have been kvetching
they couldn't 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 	
couldn't I kvetch?
couldn't you kvetch?
couldn't she kvetch?
couldn't we kvetch?
couldn't you kvetch?
couldn't they kvetch? 	couldn't I be kvetching?
couldn't you be kvetching?
couldn't she be kvetching?
couldn't we be kvetching?
couldn't you be kvetching?
couldn't they be kvetching? 	couldn't I have kvetched?
couldn't you have kvetched?
couldn't she have kvetched?
couldn't we have kvetched?
couldn't you have kvetched?
couldn't they have kvetched? 	couldn't I have been kvetching?
couldn't you have been kvetching?
couldn't she have been kvetching?
couldn't we have been kvetching?
couldn't you have been kvetching?
couldn't they have been kvetching?