must bobsled
Verbo regular: bobsled - bobsleded- bobsleded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must bobsled
you must bobsled
he must bobsled
we must bobsled
you must bobsled
they must bobsled 	I must be bobsleding
you must be bobsleding
he must be bobsleding
we must be bobsleding
you must be bobsleding
they must be bobsleding	I must have bobsleded
you must have bobsleded
he must have bobsleded
we must have bobsleded
you must have bobsleded
they must have bobsleded	I must have been bobsleding
you must have been bobsleding
he must have been bobsleding
we must have been bobsleding
you must have been bobsleding
they must have been bobsleding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't bobsled
you mustn't bobsled
he mustn't bobsled
we mustn't bobsled
you mustn't bobsled
they mustn't bobsled 	I mustn't be bobsleding
you mustn't be bobsleding
he mustn't be bobsleding
we mustn't be bobsleding
you mustn't be bobsleding
they mustn't be bobsleding	I mustn't have bobsleded
you mustn't have bobsleded
he mustn't have bobsleded
we mustn't have bobsleded
you mustn't have bobsleded
they mustn't have bobsleded	I mustn't have been bobsleding
you mustn't have been bobsleding
he mustn't have been bobsleding
we mustn't have been bobsleding
you mustn't have been bobsleding
they mustn't have been bobsleding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I bobsled?
must you bobsled?
must he bobsled?
must we bobsled?
must you bobsled?
must they bobsled? 	must I be bobsleding?
must you be bobsleding?
must he be bobsleding?
must we be bobsleding?
must you be bobsleding?
must they be bobsleding? 	must I have bobsleded?
must you have bobsleded?
must he have bobsleded?
must we have bobsleded?
must you have bobsleded?
must they have bobsleded? 	must I have been bobsleding?
must you have been bobsleding?
must he have been bobsleding?
must we have been bobsleding?
must you have been bobsleding?
must they have been bobsleding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I bobsled?
mustn't you bobsled?
mustn't he bobsled?
mustn't we bobsled?
mustn't you bobsled?
mustn't they bobsled? 	mustn't I be bobsleding?
mustn't you be bobsleding?
mustn't he be bobsleding?
mustn't we be bobsleding?
mustn't you be bobsleding?
mustn't they be bobsleding? 	mustn't I have bobsleded?
mustn't you have bobsleded?
mustn't he have bobsleded?
mustn't we have bobsleded?
mustn't you have bobsleded?
mustn't they have bobsleded? 	mustn't I have been bobsleding?
mustn't you have been bobsleding?
mustn't he have been bobsleding?
mustn't we have been bobsleding?
mustn't you have been bobsleding?
mustn't they have been bobsleding?