must bituminise
Verbo regular: bituminise - bituminised- bituminised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must bituminise
you must bituminise
he must bituminise
we must bituminise
you must bituminise
they must bituminise 	I must be bituminising
you must be bituminising
he must be bituminising
we must be bituminising
you must be bituminising
they must be bituminising	I must have bituminised
you must have bituminised
he must have bituminised
we must have bituminised
you must have bituminised
they must have bituminised	I must have been bituminising
you must have been bituminising
he must have been bituminising
we must have been bituminising
you must have been bituminising
they must have been bituminising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't bituminise
you mustn't bituminise
he mustn't bituminise
we mustn't bituminise
you mustn't bituminise
they mustn't bituminise 	I mustn't be bituminising
you mustn't be bituminising
he mustn't be bituminising
we mustn't be bituminising
you mustn't be bituminising
they mustn't be bituminising	I mustn't have bituminised
you mustn't have bituminised
he mustn't have bituminised
we mustn't have bituminised
you mustn't have bituminised
they mustn't have bituminised	I mustn't have been bituminising
you mustn't have been bituminising
he mustn't have been bituminising
we mustn't have been bituminising
you mustn't have been bituminising
they mustn't have been bituminising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I bituminise?
must you bituminise?
must he bituminise?
must we bituminise?
must you bituminise?
must they bituminise? 	must I be bituminising?
must you be bituminising?
must he be bituminising?
must we be bituminising?
must you be bituminising?
must they be bituminising? 	must I have bituminised?
must you have bituminised?
must he have bituminised?
must we have bituminised?
must you have bituminised?
must they have bituminised? 	must I have been bituminising?
must you have been bituminising?
must he have been bituminising?
must we have been bituminising?
must you have been bituminising?
must they have been bituminising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I bituminise?
mustn't you bituminise?
mustn't he bituminise?
mustn't we bituminise?
mustn't you bituminise?
mustn't they bituminise? 	mustn't I be bituminising?
mustn't you be bituminising?
mustn't he be bituminising?
mustn't we be bituminising?
mustn't you be bituminising?
mustn't they be bituminising? 	mustn't I have bituminised?
mustn't you have bituminised?
mustn't he have bituminised?
mustn't we have bituminised?
mustn't you have bituminised?
mustn't they have bituminised? 	mustn't I have been bituminising?
mustn't you have been bituminising?
mustn't he have been bituminising?
mustn't we have been bituminising?
mustn't you have been bituminising?
mustn't they have been bituminising?