could regularise
Verbo regular: regularise - regularised- regularised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could regularise
you could regularise
he could regularise
we could regularise
you could regularise
they could regularise 	I could be regularising
you could be regularising
he could be regularising
we could be regularising
you could be regularising
they could be regularising	I could have regularised
you could have regularised
he could have regularised
we could have regularised
you could have regularised
they could have regularised	I could have been regularising
you could have been regularising
he could have been regularising
we could have been regularising
you could have been regularising
they could have been regularising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't regularise
you couldn't regularise
he couldn't regularise
we couldn't regularise
you couldn't regularise
they couldn't regularise 	I couldn't be regularising
you couldn't be regularising
he couldn't be regularising
we couldn't be regularising
you couldn't be regularising
they couldn't be regularising	I couldn't have regularised
you couldn't have regularised
he couldn't have regularised
we couldn't have regularised
you couldn't have regularised
they couldn't have regularised	I couldn't have been regularising
you couldn't have been regularising
he couldn't have been regularising
we couldn't have been regularising
you couldn't have been regularising
they couldn't have been regularising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I regularise?
could you regularise?
could he regularise?
could we regularise?
could you regularise?
could they regularise? 	could I be regularising?
could you be regularising?
could he be regularising?
could we be regularising?
could you be regularising?
could they be regularising? 	could I have regularised?
could you have regularised?
could he have regularised?
could we have regularised?
could you have regularised?
could they have regularised? 	could I have been regularising?
could you have been regularising?
could he have been regularising?
could we have been regularising?
could you have been regularising?
could they have been regularising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I regularise?
couldn't you regularise?
couldn't he regularise?
couldn't we regularise?
couldn't you regularise?
couldn't they regularise? 	couldn't I be regularising?
couldn't you be regularising?
couldn't he be regularising?
couldn't we be regularising?
couldn't you be regularising?
couldn't they be regularising? 	couldn't I have regularised?
couldn't you have regularised?
couldn't he have regularised?
couldn't we have regularised?
couldn't you have regularised?
couldn't they have regularised? 	couldn't I have been regularising?
couldn't you have been regularising?
couldn't he have been regularising?
couldn't we have been regularising?
couldn't you have been regularising?
couldn't they have been regularising?