could retread
Verbo regolare: retread - retreaded- retreaded

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could retread
you could retread
he could retread
we could retread
you could retread
they could retread 	I could be retreading
you could be retreading
he could be retreading
we could be retreading
you could be retreading
they could be retreading	I could have retreaded
you could have retreaded
he could have retreaded
we could have retreaded
you could have retreaded
they could have retreaded	I could have been retreading
you could have been retreading
he could have been retreading
we could have been retreading
you could have been retreading
they could have been retreading	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't retread
you couldn't retread
he couldn't retread
we couldn't retread
you couldn't retread
they couldn't retread 	I couldn't be retreading
you couldn't be retreading
he couldn't be retreading
we couldn't be retreading
you couldn't be retreading
they couldn't be retreading	I couldn't have retreaded
you couldn't have retreaded
he couldn't have retreaded
we couldn't have retreaded
you couldn't have retreaded
they couldn't have retreaded	I couldn't have been retreading
you couldn't have been retreading
he couldn't have been retreading
we couldn't have been retreading
you couldn't have been retreading
they couldn't have been retreading	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I retread?
could you retread?
could he retread?
could we retread?
could you retread?
could they retread? 	could I be retreading?
could you be retreading?
could he be retreading?
could we be retreading?
could you be retreading?
could they be retreading? 	could I have retreaded?
could you have retreaded?
could he have retreaded?
could we have retreaded?
could you have retreaded?
could they have retreaded? 	could I have been retreading?
could you have been retreading?
could he have been retreading?
could we have been retreading?
could you have been retreading?
could they have been retreading? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I retread?
couldn't you retread?
couldn't he retread?
couldn't we retread?
couldn't you retread?
couldn't they retread? 	couldn't I be retreading?
couldn't you be retreading?
couldn't he be retreading?
couldn't we be retreading?
couldn't you be retreading?
couldn't they be retreading? 	couldn't I have retreaded?
couldn't you have retreaded?
couldn't he have retreaded?
couldn't we have retreaded?
couldn't you have retreaded?
couldn't they have retreaded? 	couldn't I have been retreading?
couldn't you have been retreading?
couldn't he have been retreading?
couldn't we have been retreading?
couldn't you have been retreading?
couldn't they have been retreading?