I could scare you could scare he could scare we could scare you could scare they could scare
Forma con V-ing
I could be scaring you could be scaring he could be scaring we could be scaring you could be scaring they could be scaring
Perfecto
I could have scared you could have scared he could have scared we could have scared you could have scared they could have scared
Perfecto con V-ing
I could have been scaring you could have been scaring he could have been scaring we could have been scaring you could have been scaring they could have been scaring
Negación
Forma simple
I could not scare you could not scare he could not scare we could not scare you could not scare they could not scare
Forma con V-ing
I could not be scaring you could not be scaring he could not be scaring we could not be scaring you could not be scaring they could not be scaring
Perfecto
I could not have scared you could not have scared he could not have scared we could not have scared you could not have scared they could not have scared
Perfecto con V-ing
I could not have been scaring you could not have been scaring he could not have been scaring we could not have been scaring you could not have been scaring they could not have been scaring
Forma interrogativa
Forma simple
could I scare? could you scare? could he scare? could we scare? could you scare? could they scare?
Forma con V-ing
could I be scaring? could you be scaring? could he be scaring? could we be scaring? could you be scaring? could they be scaring?
Perfecto
could I have scared? could you have scared? could he have scared? could we have scared? could you have scared? could they have scared?
Perfecto con V-ing
could I have been scaring? could you have been scaring? could he have been scaring? could we have been scaring? could you have been scaring? could they have been scaring?
Forma interro-negativa
Forma simple
could I not scare? could you not scare? could he not scare? could we not scare? could you not scare? could they not scare?
Forma con V-ing
could I not be scaring? could you not be scaring? could he not be scaring? could we not be scaring? could you not be scaring? could they not be scaring?
Perfecto
could I not have scared? could you not have scared? could he not have scared? could we not have scared? could you not have scared? could they not have scared?
Perfecto con V-ing
could I not have been scaring? could you not have been scaring? could he not have been scaring? could we not have been scaring? could you not have been scaring? could they not have been scaring?