Conjugación del verbo inglés
COULD UNMASK

Verbo regular: unmask - unmasked - unmasked

Afirmación

Forma simple	Forma con V-ing
I could unmask you could unmask he could unmask we could unmask you could unmask they could unmask	I could be unmasking you could be unmasking he could be unmasking we could be unmasking you could be unmasking they could be unmasking
Perfecto	Perfecto con V-ing
I could have unmasked you could have unmasked he could have unmasked we could have unmasked you could have unmasked they could have unmasked	I could have been unmasking you could have been unmasking he could have been unmasking we could have been unmasking you could have been unmasking they could have been unmasking

Negación

Forma simple	Forma con V-ing
I couldn't unmask you couldn't unmask he couldn't unmask we couldn't unmask you couldn't unmask they couldn't unmask	I couldn't be unmasking you couldn't be unmasking he couldn't be unmasking we couldn't be unmasking you couldn't be unmasking they couldn't be unmasking
Perfecto	Perfecto con V-ing
I couldn't have unmasked you couldn't have unmasked he couldn't have unmasked we couldn't have unmasked you couldn't have unmasked they couldn't have unmasked	I couldn't have been unmasking you couldn't have been unmasking he couldn't have been unmasking we couldn't have been unmasking you couldn't have been unmasking they couldn't have been unmasking

Forma interrogativa

Forma simple	Forma con V-ing
could I unmask? could you unmask? could he unmask? could we unmask? could you unmask? could they unmask?	could I be unmasking? could you be unmasking? could he be unmasking? could we be unmasking? could you be unmasking? could they be unmasking?
Perfecto	Perfecto con V-ing
could I have unmasked? could you have unmasked? could he have unmasked? could we have unmasked? could you have unmasked? could they have unmasked?	could I have been unmasking? could you have been unmasking? could he have been unmasking? could we have been unmasking? could you have been unmasking? could they have been unmasking?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I unmask? couldn't you unmask? couldn't he unmask? couldn't we unmask? couldn't you unmask? couldn't they unmask?	couldn't I be unmasking? couldn't you be unmasking? couldn't he be unmasking? couldn't we be unmasking? couldn't you be unmasking? couldn't they be unmasking?
Perfecto	Perfecto con V-ing
couldn't I have unmasked? couldn't you have unmasked? couldn't he have unmasked? couldn't we have unmasked? couldn't you have unmasked? couldn't they have unmasked?	couldn't I have been unmasking? couldn't you have been unmasking? couldn't he have been unmasking? couldn't we have been unmasking? couldn't you have been unmasking? couldn't they have been unmasking?