I must finish you must finish he must finish we must finish you must finish they must finish
Forma con V-ing
I must be finishing you must be finishing he must be finishing we must be finishing you must be finishing they must be finishing
Perfecto
I must have finished you must have finished he must have finished we must have finished you must have finished they must have finished
Perfecto con V-ing
I must have been finishing you must have been finishing he must have been finishing we must have been finishing you must have been finishing they must have been finishing
Negación
Forma simple
I must not finish you must not finish he must not finish we must not finish you must not finish they must not finish
Forma con V-ing
I must not be finishing you must not be finishing he must not be finishing we must not be finishing you must not be finishing they must not be finishing
Perfecto
I must not have finished you must not have finished he must not have finished we must not have finished you must not have finished they must not have finished
Perfecto con V-ing
I must not have been finishing you must not have been finishing he must not have been finishing we must not have been finishing you must not have been finishing they must not have been finishing
Forma interrogativa
Forma simple
must I finish? must you finish? must he finish? must we finish? must you finish? must they finish?
Forma con V-ing
must I be finishing? must you be finishing? must he be finishing? must we be finishing? must you be finishing? must they be finishing?
Perfecto
must I have finished? must you have finished? must he have finished? must we have finished? must you have finished? must they have finished?
Perfecto con V-ing
must I have been finishing? must you have been finishing? must he have been finishing? must we have been finishing? must you have been finishing? must they have been finishing?
Forma interro-negativa
Forma simple
must I not finish? must you not finish? must he not finish? must we not finish? must you not finish? must they not finish?
Forma con V-ing
must I not be finishing? must you not be finishing? must he not be finishing? must we not be finishing? must you not be finishing? must they not be finishing?
Perfecto
must I not have finished? must you not have finished? must he not have finished? must we not have finished? must you not have finished? must they not have finished?
Perfecto con V-ing
must I not have been finishing? must you not have been finishing? must he not have been finishing? must we not have been finishing? must you not have been finishing? must they not have been finishing?