must preauthorise
Verbo regular: preauthorise - preauthorised- preauthorised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must preauthorise
you must preauthorise
he must preauthorise
we must preauthorise
you must preauthorise
they must preauthorise 	I must be preauthorising
you must be preauthorising
he must be preauthorising
we must be preauthorising
you must be preauthorising
they must be preauthorising	I must have preauthorised
you must have preauthorised
he must have preauthorised
we must have preauthorised
you must have preauthorised
they must have preauthorised	I must have been preauthorising
you must have been preauthorising
he must have been preauthorising
we must have been preauthorising
you must have been preauthorising
they must have been preauthorising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't preauthorise
you mustn't preauthorise
he mustn't preauthorise
we mustn't preauthorise
you mustn't preauthorise
they mustn't preauthorise 	I mustn't be preauthorising
you mustn't be preauthorising
he mustn't be preauthorising
we mustn't be preauthorising
you mustn't be preauthorising
they mustn't be preauthorising	I mustn't have preauthorised
you mustn't have preauthorised
he mustn't have preauthorised
we mustn't have preauthorised
you mustn't have preauthorised
they mustn't have preauthorised	I mustn't have been preauthorising
you mustn't have been preauthorising
he mustn't have been preauthorising
we mustn't have been preauthorising
you mustn't have been preauthorising
they mustn't have been preauthorising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I preauthorise?
must you preauthorise?
must he preauthorise?
must we preauthorise?
must you preauthorise?
must they preauthorise? 	must I be preauthorising?
must you be preauthorising?
must he be preauthorising?
must we be preauthorising?
must you be preauthorising?
must they be preauthorising? 	must I have preauthorised?
must you have preauthorised?
must he have preauthorised?
must we have preauthorised?
must you have preauthorised?
must they have preauthorised? 	must I have been preauthorising?
must you have been preauthorising?
must he have been preauthorising?
must we have been preauthorising?
must you have been preauthorising?
must they have been preauthorising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I preauthorise?
mustn't you preauthorise?
mustn't he preauthorise?
mustn't we preauthorise?
mustn't you preauthorise?
mustn't they preauthorise? 	mustn't I be preauthorising?
mustn't you be preauthorising?
mustn't he be preauthorising?
mustn't we be preauthorising?
mustn't you be preauthorising?
mustn't they be preauthorising? 	mustn't I have preauthorised?
mustn't you have preauthorised?
mustn't he have preauthorised?
mustn't we have preauthorised?
mustn't you have preauthorised?
mustn't they have preauthorised? 	mustn't I have been preauthorising?
mustn't you have been preauthorising?
mustn't he have been preauthorising?
mustn't we have been preauthorising?
mustn't you have been preauthorising?
mustn't they have been preauthorising?