I must issue you must issue he must issue we must issue you must issue they must issue
Forma con V-ing
I must be issuing you must be issuing he must be issuing we must be issuing you must be issuing they must be issuing
Perfecto
I must have issued you must have issued he must have issued we must have issued you must have issued they must have issued
Perfecto con V-ing
I must have been issuing you must have been issuing he must have been issuing we must have been issuing you must have been issuing they must have been issuing
Negación
Forma simple
I must not issue you must not issue he must not issue we must not issue you must not issue they must not issue
Forma con V-ing
I must not be issuing you must not be issuing he must not be issuing we must not be issuing you must not be issuing they must not be issuing
Perfecto
I must not have issued you must not have issued he must not have issued we must not have issued you must not have issued they must not have issued
Perfecto con V-ing
I must not have been issuing you must not have been issuing he must not have been issuing we must not have been issuing you must not have been issuing they must not have been issuing
Forma interrogativa
Forma simple
must I issue? must you issue? must he issue? must we issue? must you issue? must they issue?
Forma con V-ing
must I be issuing? must you be issuing? must he be issuing? must we be issuing? must you be issuing? must they be issuing?
Perfecto
must I have issued? must you have issued? must he have issued? must we have issued? must you have issued? must they have issued?
Perfecto con V-ing
must I have been issuing? must you have been issuing? must he have been issuing? must we have been issuing? must you have been issuing? must they have been issuing?
Forma interro-negativa
Forma simple
must I not issue? must you not issue? must he not issue? must we not issue? must you not issue? must they not issue?
Forma con V-ing
must I not be issuing? must you not be issuing? must he not be issuing? must we not be issuing? must you not be issuing? must they not be issuing?
Perfecto
must I not have issued? must you not have issued? must he not have issued? must we not have issued? must you not have issued? must they not have issued?
Perfecto con V-ing
must I not have been issuing? must you not have been issuing? must he not have been issuing? must we not have been issuing? must you not have been issuing? must they not have been issuing?