I must scrouge you must scrouge he must scrouge we must scrouge you must scrouge they must scrouge
Forma con V-ing
I must be scrouging you must be scrouging he must be scrouging we must be scrouging you must be scrouging they must be scrouging
Perfecto
I must have scrouged you must have scrouged he must have scrouged we must have scrouged you must have scrouged they must have scrouged
Perfecto con V-ing
I must have been scrouging you must have been scrouging he must have been scrouging we must have been scrouging you must have been scrouging they must have been scrouging
Negación
Forma simple
I must not scrouge you must not scrouge he must not scrouge we must not scrouge you must not scrouge they must not scrouge
Forma con V-ing
I must not be scrouging you must not be scrouging he must not be scrouging we must not be scrouging you must not be scrouging they must not be scrouging
Perfecto
I must not have scrouged you must not have scrouged he must not have scrouged we must not have scrouged you must not have scrouged they must not have scrouged
Perfecto con V-ing
I must not have been scrouging you must not have been scrouging he must not have been scrouging we must not have been scrouging you must not have been scrouging they must not have been scrouging
Forma interrogativa
Forma simple
must I scrouge? must you scrouge? must he scrouge? must we scrouge? must you scrouge? must they scrouge?
Forma con V-ing
must I be scrouging? must you be scrouging? must he be scrouging? must we be scrouging? must you be scrouging? must they be scrouging?
Perfecto
must I have scrouged? must you have scrouged? must he have scrouged? must we have scrouged? must you have scrouged? must they have scrouged?
Perfecto con V-ing
must I have been scrouging? must you have been scrouging? must he have been scrouging? must we have been scrouging? must you have been scrouging? must they have been scrouging?
Forma interro-negativa
Forma simple
must I not scrouge? must you not scrouge? must he not scrouge? must we not scrouge? must you not scrouge? must they not scrouge?
Forma con V-ing
must I not be scrouging? must you not be scrouging? must he not be scrouging? must we not be scrouging? must you not be scrouging? must they not be scrouging?
Perfecto
must I not have scrouged? must you not have scrouged? must he not have scrouged? must we not have scrouged? must you not have scrouged? must they not have scrouged?
Perfecto con V-ing
must I not have been scrouging? must you not have been scrouging? must he not have been scrouging? must we not have been scrouging? must you not have been scrouging? must they not have been scrouging?