must centralize
Verbo regular: centralize - centralized- centralized

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must centralize
you must centralize
he must centralize
we must centralize
you must centralize
they must centralize 	I must be centralizing
you must be centralizing
he must be centralizing
we must be centralizing
you must be centralizing
they must be centralizing	I must have centralized
you must have centralized
he must have centralized
we must have centralized
you must have centralized
they must have centralized	I must have been centralizing
you must have been centralizing
he must have been centralizing
we must have been centralizing
you must have been centralizing
they must have been centralizing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't centralize
you mustn't centralize
he mustn't centralize
we mustn't centralize
you mustn't centralize
they mustn't centralize 	I mustn't be centralizing
you mustn't be centralizing
he mustn't be centralizing
we mustn't be centralizing
you mustn't be centralizing
they mustn't be centralizing	I mustn't have centralized
you mustn't have centralized
he mustn't have centralized
we mustn't have centralized
you mustn't have centralized
they mustn't have centralized	I mustn't have been centralizing
you mustn't have been centralizing
he mustn't have been centralizing
we mustn't have been centralizing
you mustn't have been centralizing
they mustn't have been centralizing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I centralize?
must you centralize?
must he centralize?
must we centralize?
must you centralize?
must they centralize? 	must I be centralizing?
must you be centralizing?
must he be centralizing?
must we be centralizing?
must you be centralizing?
must they be centralizing? 	must I have centralized?
must you have centralized?
must he have centralized?
must we have centralized?
must you have centralized?
must they have centralized? 	must I have been centralizing?
must you have been centralizing?
must he have been centralizing?
must we have been centralizing?
must you have been centralizing?
must they have been centralizing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I centralize?
mustn't you centralize?
mustn't he centralize?
mustn't we centralize?
mustn't you centralize?
mustn't they centralize? 	mustn't I be centralizing?
mustn't you be centralizing?
mustn't he be centralizing?
mustn't we be centralizing?
mustn't you be centralizing?
mustn't they be centralizing? 	mustn't I have centralized?
mustn't you have centralized?
mustn't he have centralized?
mustn't we have centralized?
mustn't you have centralized?
mustn't they have centralized? 	mustn't I have been centralizing?
mustn't you have been centralizing?
mustn't he have been centralizing?
mustn't we have been centralizing?
mustn't you have been centralizing?
mustn't they have been centralizing?