I must stultify you must stultify he must stultify we must stultify you must stultify they must stultify
Forma com V-ing
I must be stultifying you must be stultifying he must be stultifying we must be stultifying you must be stultifying they must be stultifying
Perfeito
I must have stultified you must have stultified he must have stultified we must have stultified you must have stultified they must have stultified
Perfeito com V-ing
I must have been stultifying you must have been stultifying he must have been stultifying we must have been stultifying you must have been stultifying they must have been stultifying
Negação
Forma simple
I must not stultify you must not stultify he must not stultify we must not stultify you must not stultify they must not stultify
Forma com V-ing
I must not be stultifying you must not be stultifying he must not be stultifying we must not be stultifying you must not be stultifying they must not be stultifying
Perfeito
I must not have stultified you must not have stultified he must not have stultified we must not have stultified you must not have stultified they must not have stultified
Perfeito com V-ing
I must not have been stultifying you must not have been stultifying he must not have been stultifying we must not have been stultifying you must not have been stultifying they must not have been stultifying
Forma interrogativa
Forma simple
must I stultify? must you stultify? must he stultify? must we stultify? must you stultify? must they stultify?
Forma com V-ing
must I be stultifying? must you be stultifying? must he be stultifying? must we be stultifying? must you be stultifying? must they be stultifying?
Perfeito
must I have stultified? must you have stultified? must he have stultified? must we have stultified? must you have stultified? must they have stultified?
Perfeito com V-ing
must I have been stultifying? must you have been stultifying? must he have been stultifying? must we have been stultifying? must you have been stultifying? must they have been stultifying?
Forma interro-Negação
Forma simple
must I not stultify? must you not stultify? must he not stultify? must we not stultify? must you not stultify? must they not stultify?
Forma com V-ing
must I not be stultifying? must you not be stultifying? must he not be stultifying? must we not be stultifying? must you not be stultifying? must they not be stultifying?
Perfeito
must I not have stultified? must you not have stultified? must he not have stultified? must we not have stultified? must you not have stultified? must they not have stultified?
Perfeito com V-ing
must I not have been stultifying? must you not have been stultifying? must he not have been stultifying? must we not have been stultifying? must you not have been stultifying? must they not have been stultifying?