could extrude
Verbo regular: extrude - extruded- extruded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could extrude
you could extrude
he could extrude
we could extrude
you could extrude
they could extrude 	I could be extruding
you could be extruding
he could be extruding
we could be extruding
you could be extruding
they could be extruding	I could have extruded
you could have extruded
he could have extruded
we could have extruded
you could have extruded
they could have extruded	I could have been extruding
you could have been extruding
he could have been extruding
we could have been extruding
you could have been extruding
they could have been extruding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't extrude
you couldn't extrude
he couldn't extrude
we couldn't extrude
you couldn't extrude
they couldn't extrude 	I couldn't be extruding
you couldn't be extruding
he couldn't be extruding
we couldn't be extruding
you couldn't be extruding
they couldn't be extruding	I couldn't have extruded
you couldn't have extruded
he couldn't have extruded
we couldn't have extruded
you couldn't have extruded
they couldn't have extruded	I couldn't have been extruding
you couldn't have been extruding
he couldn't have been extruding
we couldn't have been extruding
you couldn't have been extruding
they couldn't have been extruding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I extrude?
could you extrude?
could he extrude?
could we extrude?
could you extrude?
could they extrude? 	could I be extruding?
could you be extruding?
could he be extruding?
could we be extruding?
could you be extruding?
could they be extruding? 	could I have extruded?
could you have extruded?
could he have extruded?
could we have extruded?
could you have extruded?
could they have extruded? 	could I have been extruding?
could you have been extruding?
could he have been extruding?
could we have been extruding?
could you have been extruding?
could they have been extruding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I extrude?
couldn't you extrude?
couldn't he extrude?
couldn't we extrude?
couldn't you extrude?
couldn't they extrude? 	couldn't I be extruding?
couldn't you be extruding?
couldn't he be extruding?
couldn't we be extruding?
couldn't you be extruding?
couldn't they be extruding? 	couldn't I have extruded?
couldn't you have extruded?
couldn't he have extruded?
couldn't we have extruded?
couldn't you have extruded?
couldn't they have extruded? 	couldn't I have been extruding?
couldn't you have been extruding?
couldn't he have been extruding?
couldn't we have been extruding?
couldn't you have been extruding?
couldn't they have been extruding?