must skewer
Verbo regular: skewer - skewered- skewered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must skewer
you must skewer
he must skewer
we must skewer
you must skewer
they must skewer 	I must be skewering
you must be skewering
he must be skewering
we must be skewering
you must be skewering
they must be skewering	I must have skewered
you must have skewered
he must have skewered
we must have skewered
you must have skewered
they must have skewered	I must have been skewering
you must have been skewering
he must have been skewering
we must have been skewering
you must have been skewering
they must have been skewering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't skewer
you mustn't skewer
he mustn't skewer
we mustn't skewer
you mustn't skewer
they mustn't skewer 	I mustn't be skewering
you mustn't be skewering
he mustn't be skewering
we mustn't be skewering
you mustn't be skewering
they mustn't be skewering	I mustn't have skewered
you mustn't have skewered
he mustn't have skewered
we mustn't have skewered
you mustn't have skewered
they mustn't have skewered	I mustn't have been skewering
you mustn't have been skewering
he mustn't have been skewering
we mustn't have been skewering
you mustn't have been skewering
they mustn't have been skewering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I skewer?
must you skewer?
must he skewer?
must we skewer?
must you skewer?
must they skewer? 	must I be skewering?
must you be skewering?
must he be skewering?
must we be skewering?
must you be skewering?
must they be skewering? 	must I have skewered?
must you have skewered?
must he have skewered?
must we have skewered?
must you have skewered?
must they have skewered? 	must I have been skewering?
must you have been skewering?
must he have been skewering?
must we have been skewering?
must you have been skewering?
must they have been skewering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I skewer?
mustn't you skewer?
mustn't he skewer?
mustn't we skewer?
mustn't you skewer?
mustn't they skewer? 	mustn't I be skewering?
mustn't you be skewering?
mustn't he be skewering?
mustn't we be skewering?
mustn't you be skewering?
mustn't they be skewering? 	mustn't I have skewered?
mustn't you have skewered?
mustn't he have skewered?
mustn't we have skewered?
mustn't you have skewered?
mustn't they have skewered? 	mustn't I have been skewering?
mustn't you have been skewering?
mustn't he have been skewering?
mustn't we have been skewering?
mustn't you have been skewering?
mustn't they have been skewering?