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