Konjugation des englischen Verbs
SHOULD ASCERTAIN

Regelmäßiges Verb: ascertain - ascertained - ascertained

Bestätigung

Einfache Form	Form mit V-ing
I should ascertain you should ascertain he should ascertain we should ascertain you should ascertain they should ascertain	I should be ascertaining you should be ascertaining he should be ascertaining we should be ascertaining you should be ascertaining they should be ascertaining
Perfekt	Perfekt mit V-ing
I should have ascertained you should have ascertained he should have ascertained we should have ascertained you should have ascertained they should have ascertained	I should have been ascertaining you should have been ascertaining he should have been ascertaining we should have been ascertaining you should have been ascertaining they should have been ascertaining

Negation

Einfache Form	Form mit V-ing
I should not ascertain you should not ascertain he should not ascertain we should not ascertain you should not ascertain they should not ascertain	I should not be ascertaining you should not be ascertaining he should not be ascertaining we should not be ascertaining you should not be ascertaining they should not be ascertaining
Perfekt	Perfekt mit V-ing
I should not have ascertained you should not have ascertained he should not have ascertained we should not have ascertained you should not have ascertained they should not have ascertained	I should not have been ascertaining you should not have been ascertaining he should not have been ascertaining we should not have been ascertaining you should not have been ascertaining they should not have been ascertaining

Fragende Form

Einfache Form	Form mit V-ing
should I ascertain? should you ascertain? should he ascertain? should we ascertain? should you ascertain? should they ascertain?	should I be ascertaining? should you be ascertaining? should he be ascertaining? should we be ascertaining? should you be ascertaining? should they be ascertaining?
Perfekt	Perfekt mit V-ing
should I have ascertained? should you have ascertained? should he have ascertained? should we have ascertained? should you have ascertained? should they have ascertained?	should I have been ascertaining? should you have been ascertaining? should he have been ascertaining? should we have been ascertaining? should you have been ascertaining? should they have been ascertaining?

Fragende Negation Form

Einfache Form	Form mit V-ing
should I not ascertain? should you not ascertain? should he not ascertain? should we not ascertain? should you not ascertain? should they not ascertain?	should I not be ascertaining? should you not be ascertaining? should he not be ascertaining? should we not be ascertaining? should you not be ascertaining? should they not be ascertaining?
Perfekt	Perfekt mit V-ing
should I not have ascertained? should you not have ascertained? should he not have ascertained? should we not have ascertained? should you not have ascertained? should they not have ascertained?	should I not have been ascertaining? should you not have been ascertaining? should he not have been ascertaining? should we not have been ascertaining? should you not have been ascertaining? should they not have been ascertaining?