must skeletonize
Verbo regular: skeletonize - skeletonized- skeletonized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must skeletonize
you must skeletonize
he must skeletonize
we must skeletonize
you must skeletonize
they must skeletonize 	I must be skeletonizing
you must be skeletonizing
he must be skeletonizing
we must be skeletonizing
you must be skeletonizing
they must be skeletonizing	I must have skeletonized
you must have skeletonized
he must have skeletonized
we must have skeletonized
you must have skeletonized
they must have skeletonized	I must have been skeletonizing
you must have been skeletonizing
he must have been skeletonizing
we must have been skeletonizing
you must have been skeletonizing
they must have been skeletonizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't skeletonize
you mustn't skeletonize
he mustn't skeletonize
we mustn't skeletonize
you mustn't skeletonize
they mustn't skeletonize 	I mustn't be skeletonizing
you mustn't be skeletonizing
he mustn't be skeletonizing
we mustn't be skeletonizing
you mustn't be skeletonizing
they mustn't be skeletonizing	I mustn't have skeletonized
you mustn't have skeletonized
he mustn't have skeletonized
we mustn't have skeletonized
you mustn't have skeletonized
they mustn't have skeletonized	I mustn't have been skeletonizing
you mustn't have been skeletonizing
he mustn't have been skeletonizing
we mustn't have been skeletonizing
you mustn't have been skeletonizing
they mustn't have been skeletonizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I skeletonize?
must you skeletonize?
must he skeletonize?
must we skeletonize?
must you skeletonize?
must they skeletonize? 	must I be skeletonizing?
must you be skeletonizing?
must he be skeletonizing?
must we be skeletonizing?
must you be skeletonizing?
must they be skeletonizing? 	must I have skeletonized?
must you have skeletonized?
must he have skeletonized?
must we have skeletonized?
must you have skeletonized?
must they have skeletonized? 	must I have been skeletonizing?
must you have been skeletonizing?
must he have been skeletonizing?
must we have been skeletonizing?
must you have been skeletonizing?
must they have been skeletonizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I skeletonize?
mustn't you skeletonize?
mustn't he skeletonize?
mustn't we skeletonize?
mustn't you skeletonize?
mustn't they skeletonize? 	mustn't I be skeletonizing?
mustn't you be skeletonizing?
mustn't he be skeletonizing?
mustn't we be skeletonizing?
mustn't you be skeletonizing?
mustn't they be skeletonizing? 	mustn't I have skeletonized?
mustn't you have skeletonized?
mustn't he have skeletonized?
mustn't we have skeletonized?
mustn't you have skeletonized?
mustn't they have skeletonized? 	mustn't I have been skeletonizing?
mustn't you have been skeletonizing?
mustn't he have been skeletonizing?
mustn't we have been skeletonizing?
mustn't you have been skeletonizing?
mustn't they have been skeletonizing?