I must infuse you must infuse he must infuse we must infuse you must infuse they must infuse
Forma con V-ing
I must be infusing you must be infusing he must be infusing we must be infusing you must be infusing they must be infusing
Perfecto
I must have infused you must have infused he 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 he 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 he 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 he 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 he 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 he 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 he infuse? must we infuse? must you infuse? must they infuse?
Forma con V-ing
must I be infusing? must you be infusing? must he be infusing? must we be infusing? must you be infusing? must they be infusing?
Perfecto
must I have infused? must you have infused? must he 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 he 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 he 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 he 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 he 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 he have been infusing? mustn't we have been infusing? mustn't you have been infusing? mustn't they have been infusing?