could birch
Verbe régulier : birch - birched- birched
Traduction française : fouetter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could birch
you could birch
she could birch
we could birch
you could birch
they could birch 	I could be birching
you could be birching
she could be birching
we could be birching
you could be birching
they could be birching	I could have birched
you could have birched
she could have birched
we could have birched
you could have birched
they could have birched	I could have been birching
you could have been birching
she could have been birching
we could have been birching
you could have been birching
they could have been birching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not birch
you could not birch
she could not birch
we could not birch
you could not birch
they could not birch 	I could not be birching
you could not be birching
she could not be birching
we could not be birching
you could not be birching
they could not be birching	I could not have birched
you could not have birched
she could not have birched
we could not have birched
you could not have birched
they could not have birched	I could not have been birching
you could not have been birching
she could not have been birching
we could not have been birching
you could not have been birching
they could not have been birching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I birch?
could you birch?
could she birch?
could we birch?
could you birch?
could they birch? 	could I be birching?
could you be birching?
could she be birching?
could we be birching?
could you be birching?
could they be birching? 	could I have birched?
could you have birched?
could she have birched?
could we have birched?
could you have birched?
could they have birched? 	could I have been birching?
could you have been birching?
could she have been birching?
could we have been birching?
could you have been birching?
could they have been birching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not birch?
could you not birch?
could she not birch?
could we not birch?
could you not birch?
could they not birch? 	could I not be birching?
could you not be birching?
could she not be birching?
could we not be birching?
could you not be birching?
could they not be birching? 	could I not have birched?
could you not have birched?
could she not have birched?
could we not have birched?
could you not have birched?
could they not have birched? 	could I not have been birching?
could you not have been birching?
could she not have been birching?
could we not have been birching?
could you not have been birching?
could they not have been birching?