English verb conjugation
TO PREASCERTAIN

Regular verb: preascertain - preascertained - preascertained

Indicative

Present	Present continuous	Preterite	Preterite continuous
I preascertain you preascertain he preascertains we preascertain you preascertain they preascertain	I'm preascertaining you're preascertaining he's preascertaining we're preascertaining you're preascertaining they're preascertaining	I preascertained you preascertained he preascertained we preascertained you preascertained they preascertained	I was preascertaining you were preascertaining he was preascertaining we were preascertaining you were preascertaining they were preascertaining
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
I've preascertained you've preascertained he's preascertained we've preascertained you've preascertained they've preascertained	I've been preascertaining you've been preascertaining he's been preascertaining we've been preascertaining you've been preascertaining they've been 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
Future	Future continuous	Future perfect	Future perfect continuous
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

Conditional

Present	Present continuous	Past	Past continuous
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

Infinitive

Imperative

Infinitive		Imperative
to preascertain		preascertain Let's preascertain preascertain

Participle

Present	Past
preascertaining	preascertained