I can modulate you can modulate she can modulate we can modulate you can modulate they can modulate
Forma con V-ing
I can be modulating you can be modulating she can be modulating we can be modulating you can be modulating they can be modulating
Perfecto
I can have modulated you can have modulated she can have modulated we can have modulated you can have modulated they can have modulated
Perfecto con V-ing
I can have been modulating you can have been modulating she can have been modulating we can have been modulating you can have been modulating they can have been modulating
Negación
Forma simple
I cannot modulate you cannot modulate she cannot modulate we cannot modulate you cannot modulate they cannot modulate
Forma con V-ing
I cannot be modulating you cannot be modulating she cannot be modulating we cannot be modulating you cannot be modulating they cannot be modulating
Perfecto
I cannot have modulated you cannot have modulated she cannot have modulated we cannot have modulated you cannot have modulated they cannot have modulated
Perfecto con V-ing
I cannot have been modulating you cannot have been modulating she cannot have been modulating we cannot have been modulating you cannot have been modulating they cannot have been modulating
Forma interrogativa
Forma simple
can I modulate? can you modulate? can she modulate? can we modulate? can you modulate? can they modulate?
Forma con V-ing
can I be modulating? can you be modulating? can she be modulating? can we be modulating? can you be modulating? can they be modulating?
Perfecto
can I have modulated? can you have modulated? can she have modulated? can we have modulated? can you have modulated? can they have modulated?
Perfecto con V-ing
can I have been modulating? can you have been modulating? can she have been modulating? can we have been modulating? can you have been modulating? can they have been modulating?
Forma interro-negativa
Forma simple
can I not modulate? can you not modulate? can she not modulate? can we not modulate? can you not modulate? can they not modulate?
Forma con V-ing
can I not be modulating? can you not be modulating? can she not be modulating? can we not be modulating? can you not be modulating? can they not be modulating?
Perfecto
can I not have modulated? can you not have modulated? can she not have modulated? can we not have modulated? can you not have modulated? can they not have modulated?
Perfecto con V-ing
can I not have been modulating? can you not have been modulating? can she not have been modulating? can we not have been modulating? can you not have been modulating? can they not have been modulating?