could sight
Verbo regolare: sight - sighted- sighted

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could sight
you could sight
he could sight
we could sight
you could sight
they could sight 	I could be sighting
you could be sighting
he could be sighting
we could be sighting
you could be sighting
they could be sighting	I could have sighted
you could have sighted
he could have sighted
we could have sighted
you could have sighted
they could have sighted	I could have been sighting
you could have been sighting
he could have been sighting
we could have been sighting
you could have been sighting
they could have been sighting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't sight
you couldn't sight
he couldn't sight
we couldn't sight
you couldn't sight
they couldn't sight 	I couldn't be sighting
you couldn't be sighting
he couldn't be sighting
we couldn't be sighting
you couldn't be sighting
they couldn't be sighting	I couldn't have sighted
you couldn't have sighted
he couldn't have sighted
we couldn't have sighted
you couldn't have sighted
they couldn't have sighted	I couldn't have been sighting
you couldn't have been sighting
he couldn't have been sighting
we couldn't have been sighting
you couldn't have been sighting
they couldn't have been sighting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I sight?
could you sight?
could he sight?
could we sight?
could you sight?
could they sight? 	could I be sighting?
could you be sighting?
could he be sighting?
could we be sighting?
could you be sighting?
could they be sighting? 	could I have sighted?
could you have sighted?
could he have sighted?
could we have sighted?
could you have sighted?
could they have sighted? 	could I have been sighting?
could you have been sighting?
could he have been sighting?
could we have been sighting?
could you have been sighting?
could they have been sighting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I sight?
couldn't you sight?
couldn't he sight?
couldn't we sight?
couldn't you sight?
couldn't they sight? 	couldn't I be sighting?
couldn't you be sighting?
couldn't he be sighting?
couldn't we be sighting?
couldn't you be sighting?
couldn't they be sighting? 	couldn't I have sighted?
couldn't you have sighted?
couldn't he have sighted?
couldn't we have sighted?
couldn't you have sighted?
couldn't they have sighted? 	couldn't I have been sighting?
couldn't you have been sighting?
couldn't he have been sighting?
couldn't we have been sighting?
couldn't you have been sighting?
couldn't they have been sighting?