I could assent you could assent she could assent we could assent you could assent they could assent
Forma con V-ing
I could be assenting you could be assenting she could be assenting we could be assenting you could be assenting they could be assenting
Perfecto
I could have assented you could have assented she could have assented we could have assented you could have assented they could have assented
Perfecto con V-ing
I could have been assenting you could have been assenting she could have been assenting we could have been assenting you could have been assenting they could have been assenting
Negación
Forma simple
I couldn't assent you couldn't assent she couldn't assent we couldn't assent you couldn't assent they couldn't assent
Forma con V-ing
I couldn't be assenting you couldn't be assenting she couldn't be assenting we couldn't be assenting you couldn't be assenting they couldn't be assenting
Perfecto
I couldn't have assented you couldn't have assented she couldn't have assented we couldn't have assented you couldn't have assented they couldn't have assented
Perfecto con V-ing
I couldn't have been assenting you couldn't have been assenting she couldn't have been assenting we couldn't have been assenting you couldn't have been assenting they couldn't have been assenting
Forma interrogativa
Forma simple
could I assent? could you assent? could she assent? could we assent? could you assent? could they assent?
Forma con V-ing
could I be assenting? could you be assenting? could she be assenting? could we be assenting? could you be assenting? could they be assenting?
Perfecto
could I have assented? could you have assented? could she have assented? could we have assented? could you have assented? could they have assented?
Perfecto con V-ing
could I have been assenting? could you have been assenting? could she have been assenting? could we have been assenting? could you have been assenting? could they have been assenting?
Forma interro-negativa
Forma simple
couldn't I assent? couldn't you assent? couldn't she assent? couldn't we assent? couldn't you assent? couldn't they assent?
Forma con V-ing
couldn't I be assenting? couldn't you be assenting? couldn't she be assenting? couldn't we be assenting? couldn't you be assenting? couldn't they be assenting?
Perfecto
couldn't I have assented? couldn't you have assented? couldn't she have assented? couldn't we have assented? couldn't you have assented? couldn't they have assented?
Perfecto con V-ing
couldn't I have been assenting? couldn't you have been assenting? couldn't she have been assenting? couldn't we have been assenting? couldn't you have been assenting? couldn't they have been assenting?