Conjugación del verbo inglés COULD AUTHENTICATE
Verbo regular: authenticate - authenticated - authenticated
Afirmación
Forma simple
I could authenticateyou could authenticate
he could authenticate
we could authenticate
you could authenticate
they could authenticate
Forma con V-ing
I could be authenticatingyou could be authenticating
he could be authenticating
we could be authenticating
you could be authenticating
they could be authenticating
Perfecto
I could have authenticatedyou could have authenticated
he could have authenticated
we could have authenticated
you could have authenticated
they could have authenticated
Perfecto con V-ing
I could have been authenticatingyou could have been authenticating
he could have been authenticating
we could have been authenticating
you could have been authenticating
they could have been authenticating
Negación
Forma simple
I couldn't authenticateyou couldn't authenticate
he couldn't authenticate
we couldn't authenticate
you couldn't authenticate
they couldn't authenticate
Forma con V-ing
I couldn't be authenticatingyou couldn't be authenticating
he couldn't be authenticating
we couldn't be authenticating
you couldn't be authenticating
they couldn't be authenticating
Perfecto
I couldn't have authenticatedyou couldn't have authenticated
he couldn't have authenticated
we couldn't have authenticated
you couldn't have authenticated
they couldn't have authenticated
Perfecto con V-ing
I couldn't have been authenticatingyou couldn't have been authenticating
he couldn't have been authenticating
we couldn't have been authenticating
you couldn't have been authenticating
they couldn't have been authenticating
Forma interrogativa
Forma simple
could I authenticate?could you authenticate?
could he authenticate?
could we authenticate?
could you authenticate?
could they authenticate?
Forma con V-ing
could I be authenticating?could you be authenticating?
could he be authenticating?
could we be authenticating?
could you be authenticating?
could they be authenticating?
Perfecto
could I have authenticated?could you have authenticated?
could he have authenticated?
could we have authenticated?
could you have authenticated?
could they have authenticated?
Perfecto con V-ing
could I have been authenticating?could you have been authenticating?
could he have been authenticating?
could we have been authenticating?
could you have been authenticating?
could they have been authenticating?
Forma interro-negativa
Forma simple
couldn't I authenticate?couldn't you authenticate?
couldn't he authenticate?
couldn't we authenticate?
couldn't you authenticate?
couldn't they authenticate?
Forma con V-ing
couldn't I be authenticating?couldn't you be authenticating?
couldn't he be authenticating?
couldn't we be authenticating?
couldn't you be authenticating?
couldn't they be authenticating?
Perfecto
couldn't I have authenticated?couldn't you have authenticated?
couldn't he have authenticated?
couldn't we have authenticated?
couldn't you have authenticated?
couldn't they have authenticated?
Perfecto con V-ing
couldn't I have been authenticating?couldn't you have been authenticating?
couldn't he have been authenticating?
couldn't we have been authenticating?
couldn't you have been authenticating?
couldn't they have been authenticating?