I must probe you must probe she must probe we must probe you must probe they must probe
Forma con V-ing
I must be probing you must be probing she must be probing we must be probing you must be probing they must be probing
Perfecto
I must have probed you must have probed she must have probed we must have probed you must have probed they must have probed
Perfecto con V-ing
I must have been probing you must have been probing she must have been probing we must have been probing you must have been probing they must have been probing
Negación
Forma simple
I must not probe you must not probe she must not probe we must not probe you must not probe they must not probe
Forma con V-ing
I must not be probing you must not be probing she must not be probing we must not be probing you must not be probing they must not be probing
Perfecto
I must not have probed you must not have probed she must not have probed we must not have probed you must not have probed they must not have probed
Perfecto con V-ing
I must not have been probing you must not have been probing she must not have been probing we must not have been probing you must not have been probing they must not have been probing
Forma interrogativa
Forma simple
must I probe? must you probe? must she probe? must we probe? must you probe? must they probe?
Forma con V-ing
must I be probing? must you be probing? must she be probing? must we be probing? must you be probing? must they be probing?
Perfecto
must I have probed? must you have probed? must she have probed? must we have probed? must you have probed? must they have probed?
Perfecto con V-ing
must I have been probing? must you have been probing? must she have been probing? must we have been probing? must you have been probing? must they have been probing?
Forma interro-negativa
Forma simple
must I not probe? must you not probe? must she not probe? must we not probe? must you not probe? must they not probe?
Forma con V-ing
must I not be probing? must you not be probing? must she not be probing? must we not be probing? must you not be probing? must they not be probing?
Perfecto
must I not have probed? must you not have probed? must she not have probed? must we not have probed? must you not have probed? must they not have probed?
Perfecto con V-ing
must I not have been probing? must you not have been probing? must she not have been probing? must we not have been probing? must you not have been probing? must they not have been probing?