could stool
Verbe régulier : stool - stooled- stooled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could stool
you could stool
she could stool
we could stool
you could stool
they could stool 	I could be stooling
you could be stooling
she could be stooling
we could be stooling
you could be stooling
they could be stooling	I could have stooled
you could have stooled
she could have stooled
we could have stooled
you could have stooled
they could have stooled	I could have been stooling
you could have been stooling
she could have been stooling
we could have been stooling
you could have been stooling
they could have been stooling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't stool
you couldn't stool
she couldn't stool
we couldn't stool
you couldn't stool
they couldn't stool 	I couldn't be stooling
you couldn't be stooling
she couldn't be stooling
we couldn't be stooling
you couldn't be stooling
they couldn't be stooling	I couldn't have stooled
you couldn't have stooled
she couldn't have stooled
we couldn't have stooled
you couldn't have stooled
they couldn't have stooled	I couldn't have been stooling
you couldn't have been stooling
she couldn't have been stooling
we couldn't have been stooling
you couldn't have been stooling
they couldn't have been stooling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I stool?
could you stool?
could she stool?
could we stool?
could you stool?
could they stool? 	could I be stooling?
could you be stooling?
could she be stooling?
could we be stooling?
could you be stooling?
could they be stooling? 	could I have stooled?
could you have stooled?
could she have stooled?
could we have stooled?
could you have stooled?
could they have stooled? 	could I have been stooling?
could you have been stooling?
could she have been stooling?
could we have been stooling?
could you have been stooling?
could they have been stooling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I stool?
couldn't you stool?
couldn't she stool?
couldn't we stool?
couldn't you stool?
couldn't they stool? 	couldn't I be stooling?
couldn't you be stooling?
couldn't she be stooling?
couldn't we be stooling?
couldn't you be stooling?
couldn't they be stooling? 	couldn't I have stooled?
couldn't you have stooled?
couldn't she have stooled?
couldn't we have stooled?
couldn't you have stooled?
couldn't they have stooled? 	couldn't I have been stooling?
couldn't you have been stooling?
couldn't she have been stooling?
couldn't we have been stooling?
couldn't you have been stooling?
couldn't they have been stooling?