I must patch you must patch he must patch we must patch you must patch they must patch
Forma con V-ing
I must be patching you must be patching he must be patching we must be patching you must be patching they must be patching
Perfecto
I must have patched you must have patched he must have patched we must have patched you must have patched they must have patched
Perfecto con V-ing
I must have been patching you must have been patching he must have been patching we must have been patching you must have been patching they must have been patching
Negación
Forma simple
I must not patch you must not patch he must not patch we must not patch you must not patch they must not patch
Forma con V-ing
I must not be patching you must not be patching he must not be patching we must not be patching you must not be patching they must not be patching
Perfecto
I must not have patched you must not have patched he must not have patched we must not have patched you must not have patched they must not have patched
Perfecto con V-ing
I must not have been patching you must not have been patching he must not have been patching we must not have been patching you must not have been patching they must not have been patching
Forma interrogativa
Forma simple
must I patch? must you patch? must he patch? must we patch? must you patch? must they patch?
Forma con V-ing
must I be patching? must you be patching? must he be patching? must we be patching? must you be patching? must they be patching?
Perfecto
must I have patched? must you have patched? must he have patched? must we have patched? must you have patched? must they have patched?
Perfecto con V-ing
must I have been patching? must you have been patching? must he have been patching? must we have been patching? must you have been patching? must they have been patching?
Forma interro-negativa
Forma simple
must I not patch? must you not patch? must he not patch? must we not patch? must you not patch? must they not patch?
Forma con V-ing
must I not be patching? must you not be patching? must he not be patching? must we not be patching? must you not be patching? must they not be patching?
Perfecto
must I not have patched? must you not have patched? must he not have patched? must we not have patched? must you not have patched? must they not have patched?
Perfecto con V-ing
must I not have been patching? must you not have been patching? must he not have been patching? must we not have been patching? must you not have been patching? must they not have been patching?