I must quench you must quench he must quench we must quench you must quench they must quench
Forma con V-ing
I must be quenching you must be quenching he must be quenching we must be quenching you must be quenching they must be quenching
Perfecto
I must have quenched you must have quenched he must have quenched we must have quenched you must have quenched they must have quenched
Perfecto con V-ing
I must have been quenching you must have been quenching he must have been quenching we must have been quenching you must have been quenching they must have been quenching
Negación
Forma simple
I must not quench you must not quench he must not quench we must not quench you must not quench they must not quench
Forma con V-ing
I must not be quenching you must not be quenching he must not be quenching we must not be quenching you must not be quenching they must not be quenching
Perfecto
I must not have quenched you must not have quenched he must not have quenched we must not have quenched you must not have quenched they must not have quenched
Perfecto con V-ing
I must not have been quenching you must not have been quenching he must not have been quenching we must not have been quenching you must not have been quenching they must not have been quenching
Forma interrogativa
Forma simple
must I quench? must you quench? must he quench? must we quench? must you quench? must they quench?
Forma con V-ing
must I be quenching? must you be quenching? must he be quenching? must we be quenching? must you be quenching? must they be quenching?
Perfecto
must I have quenched? must you have quenched? must he have quenched? must we have quenched? must you have quenched? must they have quenched?
Perfecto con V-ing
must I have been quenching? must you have been quenching? must he have been quenching? must we have been quenching? must you have been quenching? must they have been quenching?
Forma interro-negativa
Forma simple
must I not quench? must you not quench? must he not quench? must we not quench? must you not quench? must they not quench?
Forma con V-ing
must I not be quenching? must you not be quenching? must he not be quenching? must we not be quenching? must you not be quenching? must they not be quenching?
Perfecto
must I not have quenched? must you not have quenched? must he not have quenched? must we not have quenched? must you not have quenched? must they not have quenched?
Perfecto con V-ing
must I not have been quenching? must you not have been quenching? must he not have been quenching? must we not have been quenching? must you not have been quenching? must they not have been quenching?