must demineralise
Verbo regular: demineralise - demineralised- demineralised

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

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't demineralise
you mustn't demineralise
he mustn't demineralise
we mustn't demineralise
you mustn't demineralise
they mustn't demineralise 	I mustn't be demineralising
you mustn't be demineralising
he mustn't be demineralising
we mustn't be demineralising
you mustn't be demineralising
they mustn't be demineralising	I mustn't have demineralised
you mustn't have demineralised
he mustn't have demineralised
we mustn't have demineralised
you mustn't have demineralised
they mustn't have demineralised	I mustn't have been demineralising
you mustn't have been demineralising
he mustn't have been demineralising
we mustn't have been demineralising
you mustn't have been demineralising
they mustn't have been demineralising	

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

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