English verb conjugation
MIGHT PREASCERTAIN

Regular verb: preascertain - preascertained - preascertained

Affirmation

Simple form	V-ing form
I might preascertain you might preascertain he might preascertain we might preascertain you might preascertain they might preascertain	I might be preascertaining you might be preascertaining he might be preascertaining we might be preascertaining you might be preascertaining they might be preascertaining
Perfect	V-ing perfect
I might have preascertained you might have preascertained he might have preascertained we might have preascertained you might have preascertained they might have preascertained	I might have been preascertaining you might have been preascertaining he might have been preascertaining we might have been preascertaining you might have been preascertaining they might have been preascertaining

Negation

Simple form	V-ing form
I mightn't preascertain you mightn't preascertain he mightn't preascertain we mightn't preascertain you mightn't preascertain they mightn't preascertain	I mightn't be preascertaining you mightn't be preascertaining he mightn't be preascertaining we mightn't be preascertaining you mightn't be preascertaining they mightn't be preascertaining
Perfect	V-ing perfect
I mightn't have preascertained you mightn't have preascertained he mightn't have preascertained we mightn't have preascertained you mightn't have preascertained they mightn't have preascertained	I mightn't have been preascertaining you mightn't have been preascertaining he mightn't have been preascertaining we mightn't have been preascertaining you mightn't have been preascertaining they mightn't have been preascertaining

Interrogative form

Simple form	V-ing form
might I preascertain? might you preascertain? might he preascertain? might we preascertain? might you preascertain? might they preascertain?	might I be preascertaining? might you be preascertaining? might he be preascertaining? might we be preascertaining? might you be preascertaining? might they be preascertaining?
Perfect	V-ing perfect
might I have preascertained? might you have preascertained? might he have preascertained? might we have preascertained? might you have preascertained? might they have preascertained?	might I have been preascertaining? might you have been preascertaining? might he have been preascertaining? might we have been preascertaining? might you have been preascertaining? might they have been preascertaining?

Interro-negative form

Simple form	V-ing form
mightn't I preascertain? mightn't you preascertain? mightn't he preascertain? mightn't we preascertain? mightn't you preascertain? mightn't they preascertain?	mightn't I be preascertaining? mightn't you be preascertaining? mightn't he be preascertaining? mightn't we be preascertaining? mightn't you be preascertaining? mightn't they be preascertaining?
Perfect	V-ing perfect
mightn't I have preascertained? mightn't you have preascertained? mightn't he have preascertained? mightn't we have preascertained? mightn't you have preascertained? mightn't they have preascertained?	mightn't I have been preascertaining? mightn't you have been preascertaining? mightn't he have been preascertaining? mightn't we have been preascertaining? mightn't you have been preascertaining? mightn't they have been preascertaining?