might preascertain
Verbo regular: preascertain - preascertained- preascertained

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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	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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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	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	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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? 	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? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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? 	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?