could interfold
Verbo regolare: interfold - interfolded- interfolded

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could interfold
you could interfold
he could interfold
we could interfold
you could interfold
they could interfold 	I could be interfolding
you could be interfolding
he could be interfolding
we could be interfolding
you could be interfolding
they could be interfolding	I could have interfolded
you could have interfolded
he could have interfolded
we could have interfolded
you could have interfolded
they could have interfolded	I could have been interfolding
you could have been interfolding
he could have been interfolding
we could have been interfolding
you could have been interfolding
they could have been interfolding	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't interfold
you couldn't interfold
he couldn't interfold
we couldn't interfold
you couldn't interfold
they couldn't interfold 	I couldn't be interfolding
you couldn't be interfolding
he couldn't be interfolding
we couldn't be interfolding
you couldn't be interfolding
they couldn't be interfolding	I couldn't have interfolded
you couldn't have interfolded
he couldn't have interfolded
we couldn't have interfolded
you couldn't have interfolded
they couldn't have interfolded	I couldn't have been interfolding
you couldn't have been interfolding
he couldn't have been interfolding
we couldn't have been interfolding
you couldn't have been interfolding
they couldn't have been interfolding	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I interfold?
could you interfold?
could he interfold?
could we interfold?
could you interfold?
could they interfold? 	could I be interfolding?
could you be interfolding?
could he be interfolding?
could we be interfolding?
could you be interfolding?
could they be interfolding? 	could I have interfolded?
could you have interfolded?
could he have interfolded?
could we have interfolded?
could you have interfolded?
could they have interfolded? 	could I have been interfolding?
could you have been interfolding?
could he have been interfolding?
could we have been interfolding?
could you have been interfolding?
could they have been interfolding? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I interfold?
couldn't you interfold?
couldn't he interfold?
couldn't we interfold?
couldn't you interfold?
couldn't they interfold? 	couldn't I be interfolding?
couldn't you be interfolding?
couldn't he be interfolding?
couldn't we be interfolding?
couldn't you be interfolding?
couldn't they be interfolding? 	couldn't I have interfolded?
couldn't you have interfolded?
couldn't he have interfolded?
couldn't we have interfolded?
couldn't you have interfolded?
couldn't they have interfolded? 	couldn't I have been interfolding?
couldn't you have been interfolding?
couldn't he have been interfolding?
couldn't we have been interfolding?
couldn't you have been interfolding?
couldn't they have been interfolding?