I must infuse you must infuse she must infuse we must infuse you must infuse they must infuse
Forma con V-ing
I must be infusing you must be infusing she must be infusing we must be infusing you must be infusing they must be infusing
Perfecto
I must have infused you must have infused she must have infused we must have infused you must have infused they must have infused
Perfecto con V-ing
I must have been infusing you must have been infusing she must have been infusing we must have been infusing you must have been infusing they must have been infusing
Negación
Forma simple
I mustn't infuse you mustn't infuse she mustn't infuse we mustn't infuse you mustn't infuse they mustn't infuse
Forma con V-ing
I mustn't be infusing you mustn't be infusing she mustn't be infusing we mustn't be infusing you mustn't be infusing they mustn't be infusing
Perfecto
I mustn't have infused you mustn't have infused she mustn't have infused we mustn't have infused you mustn't have infused they mustn't have infused
Perfecto con V-ing
I mustn't have been infusing you mustn't have been infusing she mustn't have been infusing we mustn't have been infusing you mustn't have been infusing they mustn't have been infusing
Forma interrogativa
Forma simple
must I infuse? must you infuse? must she infuse? must we infuse? must you infuse? must they infuse?
Forma con V-ing
must I be infusing? must you be infusing? must she be infusing? must we be infusing? must you be infusing? must they be infusing?
Perfecto
must I have infused? must you have infused? must she have infused? must we have infused? must you have infused? must they have infused?
Perfecto con V-ing
must I have been infusing? must you have been infusing? must she have been infusing? must we have been infusing? must you have been infusing? must they have been infusing?
Forma interro-negativa
Forma simple
mustn't I infuse? mustn't you infuse? mustn't she infuse? mustn't we infuse? mustn't you infuse? mustn't they infuse?
Forma con V-ing
mustn't I be infusing? mustn't you be infusing? mustn't she be infusing? mustn't we be infusing? mustn't you be infusing? mustn't they be infusing?
Perfecto
mustn't I have infused? mustn't you have infused? mustn't she have infused? mustn't we have infused? mustn't you have infused? mustn't they have infused?
Perfecto con V-ing
mustn't I have been infusing? mustn't you have been infusing? mustn't she have been infusing? mustn't we have been infusing? mustn't you have been infusing? mustn't they have been infusing?