could melt
Verbo regular: melt - melted- melted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could melt
you could melt
he could melt
we could melt
you could melt
they could melt 	I could be melting
you could be melting
he could be melting
we could be melting
you could be melting
they could be melting	I could have melted
you could have melted
he could have melted
we could have melted
you could have melted
they could have melted	I could have been melting
you could have been melting
he could have been melting
we could have been melting
you could have been melting
they could have been melting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not melt
you could not melt
he could not melt
we could not melt
you could not melt
they could not melt 	I could not be melting
you could not be melting
he could not be melting
we could not be melting
you could not be melting
they could not be melting	I could not have melted
you could not have melted
he could not have melted
we could not have melted
you could not have melted
they could not have melted	I could not have been melting
you could not have been melting
he could not have been melting
we could not have been melting
you could not have been melting
they could not have been melting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I melt?
could you melt?
could he melt?
could we melt?
could you melt?
could they melt? 	could I be melting?
could you be melting?
could he be melting?
could we be melting?
could you be melting?
could they be melting? 	could I have melted?
could you have melted?
could he have melted?
could we have melted?
could you have melted?
could they have melted? 	could I have been melting?
could you have been melting?
could he have been melting?
could we have been melting?
could you have been melting?
could they have been melting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not melt?
could you not melt?
could he not melt?
could we not melt?
could you not melt?
could they not melt? 	could I not be melting?
could you not be melting?
could he not be melting?
could we not be melting?
could you not be melting?
could they not be melting? 	could I not have melted?
could you not have melted?
could he not have melted?
could we not have melted?
could you not have melted?
could they not have melted? 	could I not have been melting?
could you not have been melting?
could he not have been melting?
could we not have been melting?
could you not have been melting?
could they not have been melting?