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