I can ball you can ball he can ball we can ball you can ball they can ball
Forma com V-ing
I can be balling you can be balling he can be balling we can be balling you can be balling they can be balling
Perfeito
I can have balled you can have balled he can have balled we can have balled you can have balled they can have balled
Perfeito com V-ing
I can have been balling you can have been balling he can have been balling we can have been balling you can have been balling they can have been balling
Negação
Forma simple
I can't ball you can't ball he can't ball we can't ball you can't ball they can't ball
Forma com V-ing
I can't be balling you can't be balling he can't be balling we can't be balling you can't be balling they can't be balling
Perfeito
I can't have balled you can't have balled he can't have balled we can't have balled you can't have balled they can't have balled
Perfeito com V-ing
I can't have been balling you can't have been balling he can't have been balling we can't have been balling you can't have been balling they can't have been balling
Forma interrogativa
Forma simple
can I ball? can you ball? can he ball? can we ball? can you ball? can they ball?
Forma com V-ing
can I be balling? can you be balling? can he be balling? can we be balling? can you be balling? can they be balling?
Perfeito
can I have balled? can you have balled? can he have balled? can we have balled? can you have balled? can they have balled?
Perfeito com V-ing
can I have been balling? can you have been balling? can he have been balling? can we have been balling? can you have been balling? can they have been balling?
Forma interro-Negação
Forma simple
can't I ball? can't you ball? can't he ball? can't we ball? can't you ball? can't they ball?
Forma com V-ing
can't I be balling? can't you be balling? can't he be balling? can't we be balling? can't you be balling? can't they be balling?
Perfeito
can't I have balled? can't you have balled? can't he have balled? can't we have balled? can't you have balled? can't they have balled?
Perfeito com V-ing
can't I have been balling? can't you have been balling? can't he have been balling? can't we have been balling? can't you have been balling? can't they have been balling?