could curl
Verbo regolare: curl - curled- curled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could curl
you could curl
she could curl
we could curl
you could curl
they could curl 	I could be curling
you could be curling
she could be curling
we could be curling
you could be curling
they could be curling	I could have curled
you could have curled
she could have curled
we could have curled
you could have curled
they could have curled	I could have been curling
you could have been curling
she could have been curling
we could have been curling
you could have been curling
they could have been curling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not curl
you could not curl
she could not curl
we could not curl
you could not curl
they could not curl 	I could not be curling
you could not be curling
she could not be curling
we could not be curling
you could not be curling
they could not be curling	I could not have curled
you could not have curled
she could not have curled
we could not have curled
you could not have curled
they could not have curled	I could not have been curling
you could not have been curling
she could not have been curling
we could not have been curling
you could not have been curling
they could not have been curling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I curl?
could you curl?
could she curl?
could we curl?
could you curl?
could they curl? 	could I be curling?
could you be curling?
could she be curling?
could we be curling?
could you be curling?
could they be curling? 	could I have curled?
could you have curled?
could she have curled?
could we have curled?
could you have curled?
could they have curled? 	could I have been curling?
could you have been curling?
could she have been curling?
could we have been curling?
could you have been curling?
could they have been curling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not curl?
could you not curl?
could she not curl?
could we not curl?
could you not curl?
could they not curl? 	could I not be curling?
could you not be curling?
could she not be curling?
could we not be curling?
could you not be curling?
could they not be curling? 	could I not have curled?
could you not have curled?
could she not have curled?
could we not have curled?
could you not have curled?
could they not have curled? 	could I not have been curling?
could you not have been curling?
could she not have been curling?
could we not have been curling?
could you not have been curling?
could they not have been curling?