I will ascertain you will ascertain he will ascertain we will ascertain you will ascertain they will ascertain
V-ing form
I will be ascertaining you will be ascertaining he will be ascertaining we will be ascertaining you will be ascertaining they will be ascertaining
Perfect
I will have ascertained you will have ascertained he will have ascertained we will have ascertained you will have ascertained they will have ascertained
V-ing perfect
I will have been ascertaining you will have been ascertaining he will have been ascertaining we will have been ascertaining you will have been ascertaining they will have been ascertaining
Negation
Simple form
I will not ascertain you will not ascertain he will not ascertain we will not ascertain you will not ascertain they will not ascertain
V-ing form
I will not be ascertaining you will not be ascertaining he will not be ascertaining we will not be ascertaining you will not be ascertaining they will not be ascertaining
Perfect
I will not have ascertained you will not have ascertained he will not have ascertained we will not have ascertained you will not have ascertained they will not have ascertained
V-ing perfect
I will not have been ascertaining you will not have been ascertaining he will not have been ascertaining we will not have been ascertaining you will not have been ascertaining they will not have been ascertaining
Interrogative form
Simple form
will I ascertain? will you ascertain? will he ascertain? will we ascertain? will you ascertain? will they ascertain?
V-ing form
will I be ascertaining? will you be ascertaining? will he be ascertaining? will we be ascertaining? will you be ascertaining? will they be ascertaining?
Perfect
will I have ascertained? will you have ascertained? will he have ascertained? will we have ascertained? will you have ascertained? will they have ascertained?
V-ing perfect
will I have been ascertaining? will you have been ascertaining? will he have been ascertaining? will we have been ascertaining? will you have been ascertaining? will they have been ascertaining?
Interro-negative form
Simple form
will I not ascertain? will you not ascertain? will he not ascertain? will we not ascertain? will you not ascertain? will they not ascertain?
V-ing form
will I not be ascertaining? will you not be ascertaining? will he not be ascertaining? will we not be ascertaining? will you not be ascertaining? will they not be ascertaining?
Perfect
will I not have ascertained? will you not have ascertained? will he not have ascertained? will we not have ascertained? will you not have ascertained? will they not have ascertained?
V-ing perfect
will I not have been ascertaining? will you not have been ascertaining? will he not have been ascertaining? will we not have been ascertaining? will you not have been ascertaining? will they not have been ascertaining?