I can patter you can patter he can patter we can patter you can patter they can patter
Forma con V-ing
I can be pattering you can be pattering he can be pattering we can be pattering you can be pattering they can be pattering
Perfecto
I can have pattered you can have pattered he can have pattered we can have pattered you can have pattered they can have pattered
Perfecto con V-ing
I can have been pattering you can have been pattering he can have been pattering we can have been pattering you can have been pattering they can have been pattering
Negación
Forma simple
I can't patter you can't patter he can't patter we can't patter you can't patter they can't patter
Forma con V-ing
I can't be pattering you can't be pattering he can't be pattering we can't be pattering you can't be pattering they can't be pattering
Perfecto
I can't have pattered you can't have pattered he can't have pattered we can't have pattered you can't have pattered they can't have pattered
Perfecto con V-ing
I can't have been pattering you can't have been pattering he can't have been pattering we can't have been pattering you can't have been pattering they can't have been pattering
Forma interrogativa
Forma simple
can I patter? can you patter? can he patter? can we patter? can you patter? can they patter?
Forma con V-ing
can I be pattering? can you be pattering? can he be pattering? can we be pattering? can you be pattering? can they be pattering?
Perfecto
can I have pattered? can you have pattered? can he have pattered? can we have pattered? can you have pattered? can they have pattered?
Perfecto con V-ing
can I have been pattering? can you have been pattering? can he have been pattering? can we have been pattering? can you have been pattering? can they have been pattering?
Forma interro-negativa
Forma simple
can't I patter? can't you patter? can't he patter? can't we patter? can't you patter? can't they patter?
Forma con V-ing
can't I be pattering? can't you be pattering? can't he be pattering? can't we be pattering? can't you be pattering? can't they be pattering?
Perfecto
can't I have pattered? can't you have pattered? can't he have pattered? can't we have pattered? can't you have pattered? can't they have pattered?
Perfecto con V-ing
can't I have been pattering? can't you have been pattering? can't he have been pattering? can't we have been pattering? can't you have been pattering? can't they have been pattering?