must naturalise
Verbo regular: naturalise - naturalised- naturalised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must naturalise
you must naturalise
he must naturalise
we must naturalise
you must naturalise
they must naturalise 	I must be naturalising
you must be naturalising
he must be naturalising
we must be naturalising
you must be naturalising
they must be naturalising	I must have naturalised
you must have naturalised
he must have naturalised
we must have naturalised
you must have naturalised
they must have naturalised	I must have been naturalising
you must have been naturalising
he must have been naturalising
we must have been naturalising
you must have been naturalising
they must have been naturalising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't naturalise
you mustn't naturalise
he mustn't naturalise
we mustn't naturalise
you mustn't naturalise
they mustn't naturalise 	I mustn't be naturalising
you mustn't be naturalising
he mustn't be naturalising
we mustn't be naturalising
you mustn't be naturalising
they mustn't be naturalising	I mustn't have naturalised
you mustn't have naturalised
he mustn't have naturalised
we mustn't have naturalised
you mustn't have naturalised
they mustn't have naturalised	I mustn't have been naturalising
you mustn't have been naturalising
he mustn't have been naturalising
we mustn't have been naturalising
you mustn't have been naturalising
they mustn't have been naturalising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I naturalise?
must you naturalise?
must he naturalise?
must we naturalise?
must you naturalise?
must they naturalise? 	must I be naturalising?
must you be naturalising?
must he be naturalising?
must we be naturalising?
must you be naturalising?
must they be naturalising? 	must I have naturalised?
must you have naturalised?
must he have naturalised?
must we have naturalised?
must you have naturalised?
must they have naturalised? 	must I have been naturalising?
must you have been naturalising?
must he have been naturalising?
must we have been naturalising?
must you have been naturalising?
must they have been naturalising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I naturalise?
mustn't you naturalise?
mustn't he naturalise?
mustn't we naturalise?
mustn't you naturalise?
mustn't they naturalise? 	mustn't I be naturalising?
mustn't you be naturalising?
mustn't he be naturalising?
mustn't we be naturalising?
mustn't you be naturalising?
mustn't they be naturalising? 	mustn't I have naturalised?
mustn't you have naturalised?
mustn't he have naturalised?
mustn't we have naturalised?
mustn't you have naturalised?
mustn't they have naturalised? 	mustn't I have been naturalising?
mustn't you have been naturalising?
mustn't he have been naturalising?
mustn't we have been naturalising?
mustn't you have been naturalising?
mustn't they have been naturalising?