I must bridge you must bridge he must bridge we must bridge you must bridge they must bridge
Forma con V-ing
I must be bridging you must be bridging he must be bridging we must be bridging you must be bridging they must be bridging
Perfecto
I must have bridged you must have bridged he must have bridged we must have bridged you must have bridged they must have bridged
Perfecto con V-ing
I must have been bridging you must have been bridging he must have been bridging we must have been bridging you must have been bridging they must have been bridging
Negación
Forma simple
I must not bridge you must not bridge he must not bridge we must not bridge you must not bridge they must not bridge
Forma con V-ing
I must not be bridging you must not be bridging he must not be bridging we must not be bridging you must not be bridging they must not be bridging
Perfecto
I must not have bridged you must not have bridged he must not have bridged we must not have bridged you must not have bridged they must not have bridged
Perfecto con V-ing
I must not have been bridging you must not have been bridging he must not have been bridging we must not have been bridging you must not have been bridging they must not have been bridging
Forma interrogativa
Forma simple
must I bridge? must you bridge? must he bridge? must we bridge? must you bridge? must they bridge?
Forma con V-ing
must I be bridging? must you be bridging? must he be bridging? must we be bridging? must you be bridging? must they be bridging?
Perfecto
must I have bridged? must you have bridged? must he have bridged? must we have bridged? must you have bridged? must they have bridged?
Perfecto con V-ing
must I have been bridging? must you have been bridging? must he have been bridging? must we have been bridging? must you have been bridging? must they have been bridging?
Forma interro-negativa
Forma simple
must I not bridge? must you not bridge? must he not bridge? must we not bridge? must you not bridge? must they not bridge?
Forma con V-ing
must I not be bridging? must you not be bridging? must he not be bridging? must we not be bridging? must you not be bridging? must they not be bridging?
Perfecto
must I not have bridged? must you not have bridged? must he not have bridged? must we not have bridged? must you not have bridged? must they not have bridged?
Perfecto con V-ing
must I not have been bridging? must you not have been bridging? must he not have been bridging? must we not have been bridging? must you not have been bridging? must they not have been bridging?