I can round you can round he can round we can round you can round they can round
Forma con 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
Perfecto
I can have rounded you can have rounded he can have rounded we can have rounded you can have rounded they can have rounded
Perfecto con 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
Negación
Forma simple
I cannot round you cannot round he cannot round we cannot round you cannot round they cannot round
Forma con V-ing
I cannot be rounding you cannot be rounding he cannot be rounding we cannot be rounding you cannot be rounding they cannot be rounding
Perfecto
I cannot have rounded you cannot have rounded he cannot have rounded we cannot have rounded you cannot have rounded they cannot have rounded
Perfecto con V-ing
I cannot have been rounding you cannot have been rounding he cannot have been rounding we cannot have been rounding you cannot have been rounding they cannot 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 con 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?
Perfecto
can I have rounded? can you have rounded? can he have rounded? can we have rounded? can you have rounded? can they have rounded?
Perfecto con 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-negativa
Forma simple
can I not round? can you not round? can he not round? can we not round? can you not round? can they not round?
Forma con V-ing
can I not be rounding? can you not be rounding? can he not be rounding? can we not be rounding? can you not be rounding? can they not be rounding?
Perfecto
can I not have rounded? can you not have rounded? can he not have rounded? can we not have rounded? can you not have rounded? can they not have rounded?
Perfecto con V-ing
can I not have been rounding? can you not have been rounding? can he not have been rounding? can we not have been rounding? can you not have been rounding? can they not have been rounding?