I must shave you must shave she must shave we must shave you must shave they must shave
Forma con V-ing
I must be shaving you must be shaving she must be shaving we must be shaving you must be shaving they must be shaving
Perfecto
I must have shaven, shaved you must have shaven, shaved she must have shaven, shaved we must have shaven, shaved you must have shaven, shaved they must have shaven, shaved
Perfecto con V-ing
I must have been shaving you must have been shaving she must have been shaving we must have been shaving you must have been shaving they must have been shaving
Negación
Forma simple
I must not shave you must not shave she must not shave we must not shave you must not shave they must not shave
Forma con V-ing
I must not be shaving you must not be shaving she must not be shaving we must not be shaving you must not be shaving they must not be shaving
Perfecto
I must not have shaven, shaved you must not have shaven, shaved she must not have shaven, shaved we must not have shaven, shaved you must not have shaven, shaved they must not have shaven, shaved
Perfecto con V-ing
I must not have been shaving you must not have been shaving she must not have been shaving we must not have been shaving you must not have been shaving they must not have been shaving
Forma interrogativa
Forma simple
must I shave? must you shave? must she shave? must we shave? must you shave? must they shave?
Forma con V-ing
must I be shaving? must you be shaving? must she be shaving? must we be shaving? must you be shaving? must they be shaving?
Perfecto
must I have shaven, shaved? must you have shaven, shaved? must she have shaven, shaved? must we have shaven, shaved? must you have shaven, shaved? must they have shaven, shaved?
Perfecto con V-ing
must I have been shaving? must you have been shaving? must she have been shaving? must we have been shaving? must you have been shaving? must they have been shaving?
Forma interro-negativa
Forma simple
must I not shave? must you not shave? must she not shave? must we not shave? must you not shave? must they not shave?
Forma con V-ing
must I not be shaving? must you not be shaving? must she not be shaving? must we not be shaving? must you not be shaving? must they not be shaving?
Perfecto
must I not have shaven, shaved? must you not have shaven, shaved? must she not have shaven, shaved? must we not have shaven, shaved? must you not have shaven, shaved? must they not have shaven, shaved?
Perfecto con V-ing
must I not have been shaving? must you not have been shaving? must she not have been shaving? must we not have been shaving? must you not have been shaving? must they not have been shaving?