I must skewer you must skewer he must skewer we must skewer you must skewer they must skewer
Forma con V-ing
I must be skewering you must be skewering he must be skewering we must be skewering you must be skewering they must be skewering
Perfecto
I must have skewered you must have skewered he must have skewered we must have skewered you must have skewered they must have skewered
Perfecto con V-ing
I must have been skewering you must have been skewering he must have been skewering we must have been skewering you must have been skewering they must have been skewering
Negación
Forma simple
I must not skewer you must not skewer he must not skewer we must not skewer you must not skewer they must not skewer
Forma con V-ing
I must not be skewering you must not be skewering he must not be skewering we must not be skewering you must not be skewering they must not be skewering
Perfecto
I must not have skewered you must not have skewered he must not have skewered we must not have skewered you must not have skewered they must not have skewered
Perfecto con V-ing
I must not have been skewering you must not have been skewering he must not have been skewering we must not have been skewering you must not have been skewering they must not have been skewering
Forma interrogativa
Forma simple
must I skewer? must you skewer? must he skewer? must we skewer? must you skewer? must they skewer?
Forma con V-ing
must I be skewering? must you be skewering? must he be skewering? must we be skewering? must you be skewering? must they be skewering?
Perfecto
must I have skewered? must you have skewered? must he have skewered? must we have skewered? must you have skewered? must they have skewered?
Perfecto con V-ing
must I have been skewering? must you have been skewering? must he have been skewering? must we have been skewering? must you have been skewering? must they have been skewering?
Forma interro-negativa
Forma simple
must I not skewer? must you not skewer? must he not skewer? must we not skewer? must you not skewer? must they not skewer?
Forma con V-ing
must I not be skewering? must you not be skewering? must he not be skewering? must we not be skewering? must you not be skewering? must they not be skewering?
Perfecto
must I not have skewered? must you not have skewered? must he not have skewered? must we not have skewered? must you not have skewered? must they not have skewered?
Perfecto con V-ing
must I not have been skewering? must you not have been skewering? must he not have been skewering? must we not have been skewering? must you not have been skewering? must they not have been skewering?