English verb conjugation MAY ASCERTAIN

Regular verb: ascertain - ascertained - ascertained

Affirmation

Simple form

I may ascertain
you may ascertain
she may ascertain
we may ascertain
you may ascertain
they may ascertain

V-ing form

I may be ascertaining
you may be ascertaining
she may be ascertaining
we may be ascertaining
you may be ascertaining
they may be ascertaining

Perfect

I may have ascertained
you may have ascertained
she 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
she may have been ascertaining
we may have been ascertaining
you may have been ascertaining
they may have been ascertaining

Negation

Simple form

I mayn't ascertain
you mayn't ascertain
she mayn't ascertain
we mayn't ascertain
you mayn't ascertain
they mayn't ascertain

V-ing form

I mayn't be ascertaining
you mayn't be ascertaining
she mayn't be ascertaining
we mayn't be ascertaining
you mayn't be ascertaining
they mayn't be ascertaining

Perfect

I mayn't have ascertained
you mayn't have ascertained
she mayn't have ascertained
we mayn't have ascertained
you mayn't have ascertained
they mayn't have ascertained

V-ing perfect

I mayn't have been ascertaining
you mayn't have been ascertaining
she mayn't have been ascertaining
we mayn't have been ascertaining
you mayn't have been ascertaining
they mayn't have been ascertaining

Interrogative form

Simple form

may I ascertain?
may you ascertain?
may she ascertain?
may we ascertain?
may you ascertain?
may they ascertain?

V-ing form

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

Perfect

may I have ascertained?
may you have ascertained?
may she 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 she have been ascertaining?
may we have been ascertaining?
may you have been ascertaining?
may they have been ascertaining?

Interro-negative form

Simple form

mayn't I ascertain?
mayn't you ascertain?
mayn't she ascertain?
mayn't we ascertain?
mayn't you ascertain?
mayn't they ascertain?

V-ing form

mayn't I be ascertaining?
mayn't you be ascertaining?
mayn't she be ascertaining?
mayn't we be ascertaining?
mayn't you be ascertaining?
mayn't they be ascertaining?

Perfect

mayn't I have ascertained?
mayn't you have ascertained?
mayn't she have ascertained?
mayn't we have ascertained?
mayn't you have ascertained?
mayn't they have ascertained?

V-ing perfect

mayn't I have been ascertaining?
mayn't you have been ascertaining?
mayn't she have been ascertaining?
mayn't we have been ascertaining?
mayn't you have been ascertaining?
mayn't they have been ascertaining?

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