English verb conjugation MAY ASCERTAIN

Regular verb: ascertain - ascertained - ascertained

Affirmation

Simple form

I may ascertain
you may ascertain
he may ascertain
we may ascertain
you may ascertain
they may ascertain

V-ing form

I may be ascertaining
you may be ascertaining
he may be ascertaining
we may be ascertaining
you may be ascertaining
they may be ascertaining

Perfect

I may have ascertained
you may have ascertained
he may have ascertained
we may have ascertained
you may have ascertained
they may have ascertained

V-ing perfect

I may have been ascertaining
you may have been ascertaining
he may have been ascertaining
we may have been ascertaining
you may have been ascertaining
they may have been ascertaining

Negation

Simple form

I may not ascertain
you may not ascertain
he may not ascertain
we may not ascertain
you may not ascertain
they may not ascertain

V-ing form

I may not be ascertaining
you may not be ascertaining
he may not be ascertaining
we may not be ascertaining
you may not be ascertaining
they may not be ascertaining

Perfect

I may not have ascertained
you may not have ascertained
he may not have ascertained
we may not have ascertained
you may not have ascertained
they may not have ascertained

V-ing perfect

I may not have been ascertaining
you may not have been ascertaining
he may not have been ascertaining
we may not have been ascertaining
you may not have been ascertaining
they may not have been ascertaining

Interrogative form

Simple form

may I ascertain?
may you ascertain?
may he ascertain?
may we ascertain?
may you ascertain?
may they ascertain?

V-ing form

may I be ascertaining?
may you be ascertaining?
may he be ascertaining?
may we be ascertaining?
may you be ascertaining?
may they be ascertaining?

Perfect

may I have ascertained?
may you have ascertained?
may he have ascertained?
may we have ascertained?
may you have ascertained?
may they have ascertained?

V-ing perfect

may I have been ascertaining?
may you have been ascertaining?
may he have been ascertaining?
may we have been ascertaining?
may you have been ascertaining?
may they have been ascertaining?

Interro-negative form

Simple form

may I not ascertain?
may you not ascertain?
may he not ascertain?
may we not ascertain?
may you not ascertain?
may they not ascertain?

V-ing form

may I not be ascertaining?
may you not be ascertaining?
may he not be ascertaining?
may we not be ascertaining?
may you not be ascertaining?
may they not be ascertaining?

Perfect

may I not have ascertained?
may you not have ascertained?
may he not have ascertained?
may we not have ascertained?
may you not have ascertained?
may they not have ascertained?

V-ing perfect

may I not have been ascertaining?
may you not have been ascertaining?
may he not have been ascertaining?
may we not have been ascertaining?
may you not have been ascertaining?
may they not have been ascertaining?

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