I can chatter you can chatter he can chatter we can chatter you can chatter they can chatter
Forma com V-ing
I can be chattering you can be chattering he can be chattering we can be chattering you can be chattering they can be chattering
Perfeito
I can have chattered you can have chattered he can have chattered we can have chattered you can have chattered they can have chattered
Perfeito com V-ing
I can have been chattering you can have been chattering he can have been chattering we can have been chattering you can have been chattering they can have been chattering
Negação
Forma simple
I can't chatter you can't chatter he can't chatter we can't chatter you can't chatter they can't chatter
Forma com V-ing
I can't be chattering you can't be chattering he can't be chattering we can't be chattering you can't be chattering they can't be chattering
Perfeito
I can't have chattered you can't have chattered he can't have chattered we can't have chattered you can't have chattered they can't have chattered
Perfeito com V-ing
I can't have been chattering you can't have been chattering he can't have been chattering we can't have been chattering you can't have been chattering they can't have been chattering
Forma interrogativa
Forma simple
can I chatter? can you chatter? can he chatter? can we chatter? can you chatter? can they chatter?
Forma com V-ing
can I be chattering? can you be chattering? can he be chattering? can we be chattering? can you be chattering? can they be chattering?
Perfeito
can I have chattered? can you have chattered? can he have chattered? can we have chattered? can you have chattered? can they have chattered?
Perfeito com V-ing
can I have been chattering? can you have been chattering? can he have been chattering? can we have been chattering? can you have been chattering? can they have been chattering?
Forma interro-Negação
Forma simple
can't I chatter? can't you chatter? can't he chatter? can't we chatter? can't you chatter? can't they chatter?
Forma com V-ing
can't I be chattering? can't you be chattering? can't he be chattering? can't we be chattering? can't you be chattering? can't they be chattering?
Perfeito
can't I have chattered? can't you have chattered? can't he have chattered? can't we have chattered? can't you have chattered? can't they have chattered?
Perfeito com V-ing
can't I have been chattering? can't you have been chattering? can't he have been chattering? can't we have been chattering? can't you have been chattering? can't they have been chattering?