could de-ice
Verbo regular: de-ice - de-iced- de-iced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could de-ice
you could de-ice
he could de-ice
we could de-ice
you could de-ice
they could de-ice 	I could be de-icing
you could be de-icing
he could be de-icing
we could be de-icing
you could be de-icing
they could be de-icing	I could have de-iced
you could have de-iced
he could have de-iced
we could have de-iced
you could have de-iced
they could have de-iced	I could have been de-icing
you could have been de-icing
he could have been de-icing
we could have been de-icing
you could have been de-icing
they could have been de-icing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not de-ice
you could not de-ice
he could not de-ice
we could not de-ice
you could not de-ice
they could not de-ice 	I could not be de-icing
you could not be de-icing
he could not be de-icing
we could not be de-icing
you could not be de-icing
they could not be de-icing	I could not have de-iced
you could not have de-iced
he could not have de-iced
we could not have de-iced
you could not have de-iced
they could not have de-iced	I could not have been de-icing
you could not have been de-icing
he could not have been de-icing
we could not have been de-icing
you could not have been de-icing
they could not have been de-icing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I de-ice?
could you de-ice?
could he de-ice?
could we de-ice?
could you de-ice?
could they de-ice? 	could I be de-icing?
could you be de-icing?
could he be de-icing?
could we be de-icing?
could you be de-icing?
could they be de-icing? 	could I have de-iced?
could you have de-iced?
could he have de-iced?
could we have de-iced?
could you have de-iced?
could they have de-iced? 	could I have been de-icing?
could you have been de-icing?
could he have been de-icing?
could we have been de-icing?
could you have been de-icing?
could they have been de-icing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not de-ice?
could you not de-ice?
could he not de-ice?
could we not de-ice?
could you not de-ice?
could they not de-ice? 	could I not be de-icing?
could you not be de-icing?
could he not be de-icing?
could we not be de-icing?
could you not be de-icing?
could they not be de-icing? 	could I not have de-iced?
could you not have de-iced?
could he not have de-iced?
could we not have de-iced?
could you not have de-iced?
could they not have de-iced? 	could I not have been de-icing?
could you not have been de-icing?
could he not have been de-icing?
could we not have been de-icing?
could you not have been de-icing?
could they not have been de-icing?