could smile
Verbo regolare: smile - smiled- smiled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could smile
you could smile
she could smile
we could smile
you could smile
they could smile 	I could be smiling
you could be smiling
she could be smiling
we could be smiling
you could be smiling
they could be smiling	I could have smiled
you could have smiled
she could have smiled
we could have smiled
you could have smiled
they could have smiled	I could have been smiling
you could have been smiling
she could have been smiling
we could have been smiling
you could have been smiling
they could have been smiling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not smile
you could not smile
she could not smile
we could not smile
you could not smile
they could not smile 	I could not be smiling
you could not be smiling
she could not be smiling
we could not be smiling
you could not be smiling
they could not be smiling	I could not have smiled
you could not have smiled
she could not have smiled
we could not have smiled
you could not have smiled
they could not have smiled	I could not have been smiling
you could not have been smiling
she could not have been smiling
we could not have been smiling
you could not have been smiling
they could not have been smiling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I smile?
could you smile?
could she smile?
could we smile?
could you smile?
could they smile? 	could I be smiling?
could you be smiling?
could she be smiling?
could we be smiling?
could you be smiling?
could they be smiling? 	could I have smiled?
could you have smiled?
could she have smiled?
could we have smiled?
could you have smiled?
could they have smiled? 	could I have been smiling?
could you have been smiling?
could she have been smiling?
could we have been smiling?
could you have been smiling?
could they have been smiling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not smile?
could you not smile?
could she not smile?
could we not smile?
could you not smile?
could they not smile? 	could I not be smiling?
could you not be smiling?
could she not be smiling?
could we not be smiling?
could you not be smiling?
could they not be smiling? 	could I not have smiled?
could you not have smiled?
could she not have smiled?
could we not have smiled?
could you not have smiled?
could they not have smiled? 	could I not have been smiling?
could you not have been smiling?
could she not have been smiling?
could we not have been smiling?
could you not have been smiling?
could they not have been smiling?