must stead
Verbo regular: stead - steaded- steaded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must stead
you must stead
he must stead
we must stead
you must stead
they must stead 	I must be steading
you must be steading
he must be steading
we must be steading
you must be steading
they must be steading	I must have steaded
you must have steaded
he must have steaded
we must have steaded
you must have steaded
they must have steaded	I must have been steading
you must have been steading
he must have been steading
we must have been steading
you must have been steading
they must have been steading	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not stead
you must not stead
he must not stead
we must not stead
you must not stead
they must not stead 	I must not be steading
you must not be steading
he must not be steading
we must not be steading
you must not be steading
they must not be steading	I must not have steaded
you must not have steaded
he must not have steaded
we must not have steaded
you must not have steaded
they must not have steaded	I must not have been steading
you must not have been steading
he must not have been steading
we must not have been steading
you must not have been steading
they must not have been steading	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I stead?
must you stead?
must he stead?
must we stead?
must you stead?
must they stead? 	must I be steading?
must you be steading?
must he be steading?
must we be steading?
must you be steading?
must they be steading? 	must I have steaded?
must you have steaded?
must he have steaded?
must we have steaded?
must you have steaded?
must they have steaded? 	must I have been steading?
must you have been steading?
must he have been steading?
must we have been steading?
must you have been steading?
must they have been steading? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not stead?
must you not stead?
must he not stead?
must we not stead?
must you not stead?
must they not stead? 	must I not be steading?
must you not be steading?
must he not be steading?
must we not be steading?
must you not be steading?
must they not be steading? 	must I not have steaded?
must you not have steaded?
must he not have steaded?
must we not have steaded?
must you not have steaded?
must they not have steaded? 	must I not have been steading?
must you not have been steading?
must he not have been steading?
must we not have been steading?
must you not have been steading?
must they not have been steading?