can vail
Verbe régulier : vail - vailed- vailed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can vail
you can vail
she can vail
we can vail
you can vail
they can vail 	I can be vailing
you can be vailing
she can be vailing
we can be vailing
you can be vailing
they can be vailing	I can have vailed
you can have vailed
she can have vailed
we can have vailed
you can have vailed
they can have vailed	I can have been vailing
you can have been vailing
she can have been vailing
we can have been vailing
you can have been vailing
they can have been vailing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot vail
you cannot vail
she cannot vail
we cannot vail
you cannot vail
they cannot vail 	I cannot be vailing
you cannot be vailing
she cannot be vailing
we cannot be vailing
you cannot be vailing
they cannot be vailing	I cannot have vailed
you cannot have vailed
she cannot have vailed
we cannot have vailed
you cannot have vailed
they cannot have vailed	I cannot have been vailing
you cannot have been vailing
she cannot have been vailing
we cannot have been vailing
you cannot have been vailing
they cannot have been vailing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I vail?
can you vail?
can she vail?
can we vail?
can you vail?
can they vail? 	can I be vailing?
can you be vailing?
can she be vailing?
can we be vailing?
can you be vailing?
can they be vailing? 	can I have vailed?
can you have vailed?
can she have vailed?
can we have vailed?
can you have vailed?
can they have vailed? 	can I have been vailing?
can you have been vailing?
can she have been vailing?
can we have been vailing?
can you have been vailing?
can they have been vailing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not vail?
can you not vail?
can she not vail?
can we not vail?
can you not vail?
can they not vail? 	can I not be vailing?
can you not be vailing?
can she not be vailing?
can we not be vailing?
can you not be vailing?
can they not be vailing? 	can I not have vailed?
can you not have vailed?
can she not have vailed?
can we not have vailed?
can you not have vailed?
can they not have vailed? 	can I not have been vailing?
can you not have been vailing?
can she not have been vailing?
can we not have been vailing?
can you not have been vailing?
can they not have been vailing?