to preascertain
Verbe régulier : preascertain - preascertained- preascertained

Indicatif 	
Présent 	Présent continu 	Prétérit 	Prétérit continu 	
I preascertain
you preascertain
he preascertains
we preascertain
you preascertain
they preascertain 	I'mpreascertaining
you'repreascertaining
he'spreascertaining
we'repreascertaining
you'repreascertaining
they'repreascertaining	I preascertained
you preascertained
he preascertained
we preascertained
you preascertained
they preascertained	Iwaspreascertaining
youwerepreascertaining
hewaspreascertaining
wewerepreascertaining
youwerepreascertaining
theywerepreascertaining	
Present perfect 	Present perfect continu 	Pluperfect 	Pluperfect continu 	
I've preascertained
you've preascertained
he's preascertained
we've preascertained
you've preascertained
they've preascertained	I'vebeen preascertaining
you'vebeen preascertaining
he'sbeen preascertaining
we'vebeen preascertaining
you'vebeen preascertaining
they'vebeen preascertaining	I'd preascertained
you'd preascertained
he'd preascertained
we'd preascertained
you'd preascertained
they'd preascertained	I'd been preascertaining
you'd been preascertaining
he'd been preascertaining
we'd been preascertaining
you'd been preascertaining
they'd been preascertaining	
Futur 	Futur continu 	Futur antérieur 	Futur antérieur continu 	
I'll preascertain
you'll preascertain
he'll preascertain
we'll preascertain
you'll preascertain
they'll preascertain 	I'll be preascertaining
you'll be preascertaining
he'll be preascertaining
we'll be preascertaining
you'll be preascertaining
they'll be preascertaining	I'll have preascertained
you'll have preascertained
he'll have preascertained
we'll have preascertained
you'll have preascertained
they'll have preascertained	I'll have been preascertaining
you'll have been preascertaining
he'll have been preascertaining
we'll have been preascertaining
you'll have been preascertaining
they'll have been preascertaining	

Conditionnel 	
Présent 	Présent continu 	Passé 	Passé continu 	
I'd preascertain
you'd preascertain
he'd preascertain
we'd preascertain
you'd preascertain
they'd preascertain 	I'd be preascertaining
you'd be preascertaining
he'd be preascertaining
we'd be preascertaining
you'd be preascertaining
they'd be preascertaining	I'd have preascertained
you'd have preascertained
he'd have preascertained
we'd have preascertained
you'd have preascertained
they'd have preascertained	I'd have been preascertaining
you'd have been preascertaining
he'd have been preascertaining
we'd have been preascertaining
you'd have been preascertaining
they'd have been preascertaining	

Infinitif 	
Impératif 	
Infinitif 	 	Impératif 	 	
to preascertain 	 	preascertain
Let's preascertain
preascertain 	 	

Participe 	
Présent 	Passé 	 	 	
preascertaining	preascertained