could wall
Verbo regolare: wall - walled- walled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could wall
you could wall
he could wall
we could wall
you could wall
they could wall 	I could be walling
you could be walling
he could be walling
we could be walling
you could be walling
they could be walling	I could have walled
you could have walled
he could have walled
we could have walled
you could have walled
they could have walled	I could have been walling
you could have been walling
he could have been walling
we could have been walling
you could have been walling
they could have been walling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not wall
you could not wall
he could not wall
we could not wall
you could not wall
they could not wall 	I could not be walling
you could not be walling
he could not be walling
we could not be walling
you could not be walling
they could not be walling	I could not have walled
you could not have walled
he could not have walled
we could not have walled
you could not have walled
they could not have walled	I could not have been walling
you could not have been walling
he could not have been walling
we could not have been walling
you could not have been walling
they could not have been walling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I wall?
could you wall?
could he wall?
could we wall?
could you wall?
could they wall? 	could I be walling?
could you be walling?
could he be walling?
could we be walling?
could you be walling?
could they be walling? 	could I have walled?
could you have walled?
could he have walled?
could we have walled?
could you have walled?
could they have walled? 	could I have been walling?
could you have been walling?
could he have been walling?
could we have been walling?
could you have been walling?
could they have been walling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not wall?
could you not wall?
could he not wall?
could we not wall?
could you not wall?
could they not wall? 	could I not be walling?
could you not be walling?
could he not be walling?
could we not be walling?
could you not be walling?
could they not be walling? 	could I not have walled?
could you not have walled?
could he not have walled?
could we not have walled?
could you not have walled?
could they not have walled? 	could I not have been walling?
could you not have been walling?
could he not have been walling?
could we not have been walling?
could you not have been walling?
could they not have been walling?