could interlineate
Verbo regular: interlineate - interlineated- interlineated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could interlineate
you could interlineate
he could interlineate
we could interlineate
you could interlineate
they could interlineate 	I could be interlineating
you could be interlineating
he could be interlineating
we could be interlineating
you could be interlineating
they could be interlineating	I could have interlineated
you could have interlineated
he could have interlineated
we could have interlineated
you could have interlineated
they could have interlineated	I could have been interlineating
you could have been interlineating
he could have been interlineating
we could have been interlineating
you could have been interlineating
they could have been interlineating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't interlineate
you couldn't interlineate
he couldn't interlineate
we couldn't interlineate
you couldn't interlineate
they couldn't interlineate 	I couldn't be interlineating
you couldn't be interlineating
he couldn't be interlineating
we couldn't be interlineating
you couldn't be interlineating
they couldn't be interlineating	I couldn't have interlineated
you couldn't have interlineated
he couldn't have interlineated
we couldn't have interlineated
you couldn't have interlineated
they couldn't have interlineated	I couldn't have been interlineating
you couldn't have been interlineating
he couldn't have been interlineating
we couldn't have been interlineating
you couldn't have been interlineating
they couldn't have been interlineating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I interlineate?
could you interlineate?
could he interlineate?
could we interlineate?
could you interlineate?
could they interlineate? 	could I be interlineating?
could you be interlineating?
could he be interlineating?
could we be interlineating?
could you be interlineating?
could they be interlineating? 	could I have interlineated?
could you have interlineated?
could he have interlineated?
could we have interlineated?
could you have interlineated?
could they have interlineated? 	could I have been interlineating?
could you have been interlineating?
could he have been interlineating?
could we have been interlineating?
could you have been interlineating?
could they have been interlineating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I interlineate?
couldn't you interlineate?
couldn't he interlineate?
couldn't we interlineate?
couldn't you interlineate?
couldn't they interlineate? 	couldn't I be interlineating?
couldn't you be interlineating?
couldn't he be interlineating?
couldn't we be interlineating?
couldn't you be interlineating?
couldn't they be interlineating? 	couldn't I have interlineated?
couldn't you have interlineated?
couldn't he have interlineated?
couldn't we have interlineated?
couldn't you have interlineated?
couldn't they have interlineated? 	couldn't I have been interlineating?
couldn't you have been interlineating?
couldn't he have been interlineating?
couldn't we have been interlineating?
couldn't you have been interlineating?
couldn't they have been interlineating?