must steamer
Verbo regular: steamer - steamered- steamered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must steamer
you must steamer
he must steamer
we must steamer
you must steamer
they must steamer 	I must be steamering
you must be steamering
he must be steamering
we must be steamering
you must be steamering
they must be steamering	I must have steamered
you must have steamered
he must have steamered
we must have steamered
you must have steamered
they must have steamered	I must have been steamering
you must have been steamering
he must have been steamering
we must have been steamering
you must have been steamering
they must have been steamering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not steamer
you must not steamer
he must not steamer
we must not steamer
you must not steamer
they must not steamer 	I must not be steamering
you must not be steamering
he must not be steamering
we must not be steamering
you must not be steamering
they must not be steamering	I must not have steamered
you must not have steamered
he must not have steamered
we must not have steamered
you must not have steamered
they must not have steamered	I must not have been steamering
you must not have been steamering
he must not have been steamering
we must not have been steamering
you must not have been steamering
they must not have been steamering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I steamer?
must you steamer?
must he steamer?
must we steamer?
must you steamer?
must they steamer? 	must I be steamering?
must you be steamering?
must he be steamering?
must we be steamering?
must you be steamering?
must they be steamering? 	must I have steamered?
must you have steamered?
must he have steamered?
must we have steamered?
must you have steamered?
must they have steamered? 	must I have been steamering?
must you have been steamering?
must he have been steamering?
must we have been steamering?
must you have been steamering?
must they have been steamering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not steamer?
must you not steamer?
must he not steamer?
must we not steamer?
must you not steamer?
must they not steamer? 	must I not be steamering?
must you not be steamering?
must he not be steamering?
must we not be steamering?
must you not be steamering?
must they not be steamering? 	must I not have steamered?
must you not have steamered?
must he not have steamered?
must we not have steamered?
must you not have steamered?
must they not have steamered? 	must I not have been steamering?
must you not have been steamering?
must he not have been steamering?
must we not have been steamering?
must you not have been steamering?
must they not have been steamering?