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