must discourse
Verbo regular: discourse - discoursed- discoursed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must discourse
you must discourse
he must discourse
we must discourse
you must discourse
they must discourse 	I must be discoursing
you must be discoursing
he must be discoursing
we must be discoursing
you must be discoursing
they must be discoursing	I must have discoursed
you must have discoursed
he must have discoursed
we must have discoursed
you must have discoursed
they must have discoursed	I must have been discoursing
you must have been discoursing
he must have been discoursing
we must have been discoursing
you must have been discoursing
they must have been discoursing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't discourse
you mustn't discourse
he mustn't discourse
we mustn't discourse
you mustn't discourse
they mustn't discourse 	I mustn't be discoursing
you mustn't be discoursing
he mustn't be discoursing
we mustn't be discoursing
you mustn't be discoursing
they mustn't be discoursing	I mustn't have discoursed
you mustn't have discoursed
he mustn't have discoursed
we mustn't have discoursed
you mustn't have discoursed
they mustn't have discoursed	I mustn't have been discoursing
you mustn't have been discoursing
he mustn't have been discoursing
we mustn't have been discoursing
you mustn't have been discoursing
they mustn't have been discoursing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I discourse?
must you discourse?
must he discourse?
must we discourse?
must you discourse?
must they discourse? 	must I be discoursing?
must you be discoursing?
must he be discoursing?
must we be discoursing?
must you be discoursing?
must they be discoursing? 	must I have discoursed?
must you have discoursed?
must he have discoursed?
must we have discoursed?
must you have discoursed?
must they have discoursed? 	must I have been discoursing?
must you have been discoursing?
must he have been discoursing?
must we have been discoursing?
must you have been discoursing?
must they have been discoursing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I discourse?
mustn't you discourse?
mustn't he discourse?
mustn't we discourse?
mustn't you discourse?
mustn't they discourse? 	mustn't I be discoursing?
mustn't you be discoursing?
mustn't he be discoursing?
mustn't we be discoursing?
mustn't you be discoursing?
mustn't they be discoursing? 	mustn't I have discoursed?
mustn't you have discoursed?
mustn't he have discoursed?
mustn't we have discoursed?
mustn't you have discoursed?
mustn't they have discoursed? 	mustn't I have been discoursing?
mustn't you have been discoursing?
mustn't he have been discoursing?
mustn't we have been discoursing?
mustn't you have been discoursing?
mustn't they have been discoursing?