Conjugación del verbo inglés
TO ASCERTAIN

Verbo regular: ascertain - ascertained - ascertained

Indicativo

Presente	Presente continuo	Pretérito	Pretérito continuo
don't I ascertain? don't you ascertain? doesn't he ascertain? don't we ascertain? don't you ascertain? don't they ascertain?	am I not ascertaining? aren't you ascertaining? isn't he ascertaining? aren't we ascertaining? aren't you ascertaining? aren't they ascertaining?	didn't I ascertain? didn't you ascertain? didn't he ascertain? didn't we ascertain? didn't you ascertain? didn't they ascertain?	wasn't I ascertaining? weren't you ascertaining? wasn't he ascertaining? weren't we ascertaining? weren't you ascertaining? weren't they ascertaining?
Presente perfecto	Presente perfecto continuo	Pluscuamperfecto	Pluscuamperfecto continuo
haven't I ascertained? haven't you ascertained? hasn't he ascertained? haven't we ascertained? haven't you ascertained? haven't they ascertained?	haven't I been ascertaining? haven't you been ascertaining? hasn't he been ascertaining? haven't we been ascertaining? haven't you been ascertaining? haven't they been ascertaining?	hadn't I ascertained? hadn't you ascertained? hadn't he ascertained? hadn't we ascertained? hadn't you ascertained? hadn't they ascertained?	hadn't I been ascertaining? hadn't you been ascertaining? hadn't he been ascertaining? hadn't we been ascertaining? hadn't you been ascertaining? hadn't they been ascertaining?
Futuro simple	Futuro continuo	Futuro perfecto	Futuro perfecto contínuo
won't I ascertain? won't you ascertain? won't he ascertain? won't we ascertain? won't you ascertain? won't they ascertain?	won't I be ascertaining? won't you be ascertaining? won't he be ascertaining? won't we be ascertaining? won't you be ascertaining? won't they be ascertaining?	won't I have ascertained? won't you have ascertained? won't he have ascertained? won't we have ascertained? won't you have ascertained? won't they have ascertained?	won't I have been ascertaining? won't you have been ascertaining? won't he have been ascertaining? won't we have been ascertaining? won't you have been ascertaining? won't they have been ascertaining?

Condicional

Presente	Presente continuo	Passado	Passado continuo
wouldn't I ascertain? wouldn't you ascertain? wouldn't he ascertain? wouldn't we ascertain? wouldn't you ascertain? wouldn't they ascertain?	wouldn't I be ascertaining? wouldn't you be ascertaining? wouldn't he be ascertaining? wouldn't we be ascertaining? wouldn't you be ascertaining? wouldn't they be ascertaining?	wouldn't I have ascertained? wouldn't you have ascertained? wouldn't he have ascertained? wouldn't we have ascertained? wouldn't you have ascertained? wouldn't they have ascertained?	wouldn't I have been ascertaining? wouldn't you have been ascertaining? wouldn't he have been ascertaining? wouldn't we have been ascertaining? wouldn't you have been ascertaining? wouldn't they have been ascertaining?

Infinitivo

Imperativo

Infinitivo		Imperativo
to ascertain		- - -

Participio

Presente	Passado
ascertaining	ascertained