I must face you must face she must face we must face you must face they must face
Forma com V-ing
I must be facing you must be facing she must be facing we must be facing you must be facing they must be facing
Perfeito
I must have faced you must have faced she must have faced we must have faced you must have faced they must have faced
Perfeito com V-ing
I must have been facing you must have been facing she must have been facing we must have been facing you must have been facing they must have been facing
Negação
Forma simple
I must not face you must not face she must not face we must not face you must not face they must not face
Forma com V-ing
I must not be facing you must not be facing she must not be facing we must not be facing you must not be facing they must not be facing
Perfeito
I must not have faced you must not have faced she must not have faced we must not have faced you must not have faced they must not have faced
Perfeito com V-ing
I must not have been facing you must not have been facing she must not have been facing we must not have been facing you must not have been facing they must not have been facing
Forma interrogativa
Forma simple
must I face? must you face? must she face? must we face? must you face? must they face?
Forma com V-ing
must I be facing? must you be facing? must she be facing? must we be facing? must you be facing? must they be facing?
Perfeito
must I have faced? must you have faced? must she have faced? must we have faced? must you have faced? must they have faced?
Perfeito com V-ing
must I have been facing? must you have been facing? must she have been facing? must we have been facing? must you have been facing? must they have been facing?
Forma interro-Negação
Forma simple
must I not face? must you not face? must she not face? must we not face? must you not face? must they not face?
Forma com V-ing
must I not be facing? must you not be facing? must she not be facing? must we not be facing? must you not be facing? must they not be facing?
Perfeito
must I not have faced? must you not have faced? must she not have faced? must we not have faced? must you not have faced? must they not have faced?
Perfeito com V-ing
must I not have been facing? must you not have been facing? must she not have been facing? must we not have been facing? must you not have been facing? must they not have been facing?