could sugar
Verbo regular: sugar - sugared- sugared

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could sugar
you could sugar
he could sugar
we could sugar
you could sugar
they could sugar 	I could be sugaring
you could be sugaring
he could be sugaring
we could be sugaring
you could be sugaring
they could be sugaring	I could have sugared
you could have sugared
he could have sugared
we could have sugared
you could have sugared
they could have sugared	I could have been sugaring
you could have been sugaring
he could have been sugaring
we could have been sugaring
you could have been sugaring
they could have been sugaring	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not sugar
you could not sugar
he could not sugar
we could not sugar
you could not sugar
they could not sugar 	I could not be sugaring
you could not be sugaring
he could not be sugaring
we could not be sugaring
you could not be sugaring
they could not be sugaring	I could not have sugared
you could not have sugared
he could not have sugared
we could not have sugared
you could not have sugared
they could not have sugared	I could not have been sugaring
you could not have been sugaring
he could not have been sugaring
we could not have been sugaring
you could not have been sugaring
they could not have been sugaring	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I sugar?
could you sugar?
could he sugar?
could we sugar?
could you sugar?
could they sugar? 	could I be sugaring?
could you be sugaring?
could he be sugaring?
could we be sugaring?
could you be sugaring?
could they be sugaring? 	could I have sugared?
could you have sugared?
could he have sugared?
could we have sugared?
could you have sugared?
could they have sugared? 	could I have been sugaring?
could you have been sugaring?
could he have been sugaring?
could we have been sugaring?
could you have been sugaring?
could they have been sugaring? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not sugar?
could you not sugar?
could he not sugar?
could we not sugar?
could you not sugar?
could they not sugar? 	could I not be sugaring?
could you not be sugaring?
could he not be sugaring?
could we not be sugaring?
could you not be sugaring?
could they not be sugaring? 	could I not have sugared?
could you not have sugared?
could he not have sugared?
could we not have sugared?
could you not have sugared?
could they not have sugared? 	could I not have been sugaring?
could you not have been sugaring?
could he not have been sugaring?
could we not have been sugaring?
could you not have been sugaring?
could they not have been sugaring?