I must im you must im she must im we must im you must im they must im
Forma con V-ing
I must be iming you must be iming she must be iming we must be iming you must be iming they must be iming
Perfecto
I must have imed you must have imed she must have imed we must have imed you must have imed they must have imed
Perfecto con V-ing
I must have been iming you must have been iming she must have been iming we must have been iming you must have been iming they must have been iming
Negación
Forma simple
I must not im you must not im she must not im we must not im you must not im they must not im
Forma con V-ing
I must not be iming you must not be iming she must not be iming we must not be iming you must not be iming they must not be iming
Perfecto
I must not have imed you must not have imed she must not have imed we must not have imed you must not have imed they must not have imed
Perfecto con V-ing
I must not have been iming you must not have been iming she must not have been iming we must not have been iming you must not have been iming they must not have been iming
Forma interrogativa
Forma simple
must I im? must you im? must she im? must we im? must you im? must they im?
Forma con V-ing
must I be iming? must you be iming? must she be iming? must we be iming? must you be iming? must they be iming?
Perfecto
must I have imed? must you have imed? must she have imed? must we have imed? must you have imed? must they have imed?
Perfecto con V-ing
must I have been iming? must you have been iming? must she have been iming? must we have been iming? must you have been iming? must they have been iming?
Forma interro-negativa
Forma simple
must I not im? must you not im? must she not im? must we not im? must you not im? must they not im?
Forma con V-ing
must I not be iming? must you not be iming? must she not be iming? must we not be iming? must you not be iming? must they not be iming?
Perfecto
must I not have imed? must you not have imed? must she not have imed? must we not have imed? must you not have imed? must they not have imed?
Perfecto con V-ing
must I not have been iming? must you not have been iming? must she not have been iming? must we not have been iming? must you not have been iming? must they not have been iming?