I can round you can round he can round we can round you can round they can round
Forma com V-ing
I can be rounding you can be rounding he can be rounding we can be rounding you can be rounding they can be rounding
Perfeito
I can have rounded you can have rounded he can have rounded we can have rounded you can have rounded they can have rounded
Perfeito com V-ing
I can have been rounding you can have been rounding he can have been rounding we can have been rounding you can have been rounding they can have been rounding
Negação
Forma simple
I can't round you can't round he can't round we can't round you can't round they can't round
Forma com V-ing
I can't be rounding you can't be rounding he can't be rounding we can't be rounding you can't be rounding they can't be rounding
Perfeito
I can't have rounded you can't have rounded he can't have rounded we can't have rounded you can't have rounded they can't have rounded
Perfeito com V-ing
I can't have been rounding you can't have been rounding he can't have been rounding we can't have been rounding you can't have been rounding they can't have been rounding
Forma interrogativa
Forma simple
can I round? can you round? can he round? can we round? can you round? can they round?
Forma com V-ing
can I be rounding? can you be rounding? can he be rounding? can we be rounding? can you be rounding? can they be rounding?
Perfeito
can I have rounded? can you have rounded? can he have rounded? can we have rounded? can you have rounded? can they have rounded?
Perfeito com V-ing
can I have been rounding? can you have been rounding? can he have been rounding? can we have been rounding? can you have been rounding? can they have been rounding?
Forma interro-Negação
Forma simple
can't I round? can't you round? can't he round? can't we round? can't you round? can't they round?
Forma com V-ing
can't I be rounding? can't you be rounding? can't he be rounding? can't we be rounding? can't you be rounding? can't they be rounding?
Perfeito
can't I have rounded? can't you have rounded? can't he have rounded? can't we have rounded? can't you have rounded? can't they have rounded?
Perfeito com V-ing
can't I have been rounding? can't you have been rounding? can't he have been rounding? can't we have been rounding? can't you have been rounding? can't they have been rounding?