must bud
Verbo regular: bud - budded- budded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must bud
you must bud
he must bud
we must bud
you must bud
they must bud 	I must be budding
you must be budding
he must be budding
we must be budding
you must be budding
they must be budding	I must have budded
you must have budded
he must have budded
we must have budded
you must have budded
they must have budded	I must have been budding
you must have been budding
he must have been budding
we must have been budding
you must have been budding
they must have been budding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't bud
you mustn't bud
he mustn't bud
we mustn't bud
you mustn't bud
they mustn't bud 	I mustn't be budding
you mustn't be budding
he mustn't be budding
we mustn't be budding
you mustn't be budding
they mustn't be budding	I mustn't have budded
you mustn't have budded
he mustn't have budded
we mustn't have budded
you mustn't have budded
they mustn't have budded	I mustn't have been budding
you mustn't have been budding
he mustn't have been budding
we mustn't have been budding
you mustn't have been budding
they mustn't have been budding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I bud?
must you bud?
must he bud?
must we bud?
must you bud?
must they bud? 	must I be budding?
must you be budding?
must he be budding?
must we be budding?
must you be budding?
must they be budding? 	must I have budded?
must you have budded?
must he have budded?
must we have budded?
must you have budded?
must they have budded? 	must I have been budding?
must you have been budding?
must he have been budding?
must we have been budding?
must you have been budding?
must they have been budding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I bud?
mustn't you bud?
mustn't he bud?
mustn't we bud?
mustn't you bud?
mustn't they bud? 	mustn't I be budding?
mustn't you be budding?
mustn't he be budding?
mustn't we be budding?
mustn't you be budding?
mustn't they be budding? 	mustn't I have budded?
mustn't you have budded?
mustn't he have budded?
mustn't we have budded?
mustn't you have budded?
mustn't they have budded? 	mustn't I have been budding?
mustn't you have been budding?
mustn't he have been budding?
mustn't we have been budding?
mustn't you have been budding?
mustn't they have been budding?