could demineralise
Verbo regular: demineralise - demineralised- demineralised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could demineralise
you could demineralise
he could demineralise
we could demineralise
you could demineralise
they could demineralise 	I could be demineralising
you could be demineralising
he could be demineralising
we could be demineralising
you could be demineralising
they could be demineralising	I could have demineralised
you could have demineralised
he could have demineralised
we could have demineralised
you could have demineralised
they could have demineralised	I could have been demineralising
you could have been demineralising
he could have been demineralising
we could have been demineralising
you could have been demineralising
they could have been demineralising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not demineralise
you could not demineralise
he could not demineralise
we could not demineralise
you could not demineralise
they could not demineralise 	I could not be demineralising
you could not be demineralising
he could not be demineralising
we could not be demineralising
you could not be demineralising
they could not be demineralising	I could not have demineralised
you could not have demineralised
he could not have demineralised
we could not have demineralised
you could not have demineralised
they could not have demineralised	I could not have been demineralising
you could not have been demineralising
he could not have been demineralising
we could not have been demineralising
you could not have been demineralising
they could not have been demineralising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I demineralise?
could you demineralise?
could he demineralise?
could we demineralise?
could you demineralise?
could they demineralise? 	could I be demineralising?
could you be demineralising?
could he be demineralising?
could we be demineralising?
could you be demineralising?
could they be demineralising? 	could I have demineralised?
could you have demineralised?
could he have demineralised?
could we have demineralised?
could you have demineralised?
could they have demineralised? 	could I have been demineralising?
could you have been demineralising?
could he have been demineralising?
could we have been demineralising?
could you have been demineralising?
could they have been demineralising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not demineralise?
could you not demineralise?
could he not demineralise?
could we not demineralise?
could you not demineralise?
could they not demineralise? 	could I not be demineralising?
could you not be demineralising?
could he not be demineralising?
could we not be demineralising?
could you not be demineralising?
could they not be demineralising? 	could I not have demineralised?
could you not have demineralised?
could he not have demineralised?
could we not have demineralised?
could you not have demineralised?
could they not have demineralised? 	could I not have been demineralising?
could you not have been demineralising?
could he not have been demineralising?
could we not have been demineralising?
could you not have been demineralising?
could they not have been demineralising?