could slick
Verbe régulier : slick - slicked- slicked

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could slick
you could slick
he could slick
we could slick
you could slick
they could slick 	I could be slicking
you could be slicking
he could be slicking
we could be slicking
you could be slicking
they could be slicking	I could have slicked
you could have slicked
he could have slicked
we could have slicked
you could have slicked
they could have slicked	I could have been slicking
you could have been slicking
he could have been slicking
we could have been slicking
you could have been slicking
they could have been slicking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't slick
you couldn't slick
he couldn't slick
we couldn't slick
you couldn't slick
they couldn't slick 	I couldn't be slicking
you couldn't be slicking
he couldn't be slicking
we couldn't be slicking
you couldn't be slicking
they couldn't be slicking	I couldn't have slicked
you couldn't have slicked
he couldn't have slicked
we couldn't have slicked
you couldn't have slicked
they couldn't have slicked	I couldn't have been slicking
you couldn't have been slicking
he couldn't have been slicking
we couldn't have been slicking
you couldn't have been slicking
they couldn't have been slicking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I slick?
could you slick?
could he slick?
could we slick?
could you slick?
could they slick? 	could I be slicking?
could you be slicking?
could he be slicking?
could we be slicking?
could you be slicking?
could they be slicking? 	could I have slicked?
could you have slicked?
could he have slicked?
could we have slicked?
could you have slicked?
could they have slicked? 	could I have been slicking?
could you have been slicking?
could he have been slicking?
could we have been slicking?
could you have been slicking?
could they have been slicking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I slick?
couldn't you slick?
couldn't he slick?
couldn't we slick?
couldn't you slick?
couldn't they slick? 	couldn't I be slicking?
couldn't you be slicking?
couldn't he be slicking?
couldn't we be slicking?
couldn't you be slicking?
couldn't they be slicking? 	couldn't I have slicked?
couldn't you have slicked?
couldn't he have slicked?
couldn't we have slicked?
couldn't you have slicked?
couldn't they have slicked? 	couldn't I have been slicking?
couldn't you have been slicking?
couldn't he have been slicking?
couldn't we have been slicking?
couldn't you have been slicking?
couldn't they have been slicking?