I must whack you must whack he must whack we must whack you must whack they must whack
Forma con V-ing
I must be whacking you must be whacking he must be whacking we must be whacking you must be whacking they must be whacking
Perfecto
I must have whacked you must have whacked he must have whacked we must have whacked you must have whacked they must have whacked
Perfecto con V-ing
I must have been whacking you must have been whacking he must have been whacking we must have been whacking you must have been whacking they must have been whacking
Negación
Forma simple
I mustn't whack you mustn't whack he mustn't whack we mustn't whack you mustn't whack they mustn't whack
Forma con V-ing
I mustn't be whacking you mustn't be whacking he mustn't be whacking we mustn't be whacking you mustn't be whacking they mustn't be whacking
Perfecto
I mustn't have whacked you mustn't have whacked he mustn't have whacked we mustn't have whacked you mustn't have whacked they mustn't have whacked
Perfecto con V-ing
I mustn't have been whacking you mustn't have been whacking he mustn't have been whacking we mustn't have been whacking you mustn't have been whacking they mustn't have been whacking
Forma interrogativa
Forma simple
must I whack? must you whack? must he whack? must we whack? must you whack? must they whack?
Forma con V-ing
must I be whacking? must you be whacking? must he be whacking? must we be whacking? must you be whacking? must they be whacking?
Perfecto
must I have whacked? must you have whacked? must he have whacked? must we have whacked? must you have whacked? must they have whacked?
Perfecto con V-ing
must I have been whacking? must you have been whacking? must he have been whacking? must we have been whacking? must you have been whacking? must they have been whacking?
Forma interro-negativa
Forma simple
mustn't I whack? mustn't you whack? mustn't he whack? mustn't we whack? mustn't you whack? mustn't they whack?
Forma con V-ing
mustn't I be whacking? mustn't you be whacking? mustn't he be whacking? mustn't we be whacking? mustn't you be whacking? mustn't they be whacking?
Perfecto
mustn't I have whacked? mustn't you have whacked? mustn't he have whacked? mustn't we have whacked? mustn't you have whacked? mustn't they have whacked?
Perfecto con V-ing
mustn't I have been whacking? mustn't you have been whacking? mustn't he have been whacking? mustn't we have been whacking? mustn't you have been whacking? mustn't they have been whacking?