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