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