to preascertain
Regular verb: preascertain - preascertained- preascertained

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 don't I preascertain?
don't you preascertain?
doesn't he preascertain?
don't we preascertain?
don't you preascertain?
don't they preascertain? 	amI not preascertaining?
aren't you preascertaining?
isn't he preascertaining?
aren't we preascertaining?
aren't you preascertaining?
aren't they preascertaining? 	didn't I preascertain?
didn't you preascertain?
didn't he preascertain?
didn't we preascertain?
didn't you preascertain?
didn't they preascertain? 	wasn't I preascertaining?
weren't you preascertaining?
wasn't he preascertaining?
weren't we preascertaining?
weren't you preascertaining?
weren't they preascertaining? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
haven't I preascertained?
haven't you preascertained?
hasn't he preascertained?
haven't we preascertained?
haven't you preascertained?
haven't they preascertained? 	haven't I been preascertaining?
haven't you been preascertaining?
hasn't he been preascertaining?
haven't we been preascertaining?
haven't you been preascertaining?
haven't they been preascertaining? 	hadn't I preascertained?
hadn't you preascertained?
hadn't he preascertained?
hadn't we preascertained?
hadn't you preascertained?
hadn't they preascertained? 	hadn't I been preascertaining?
hadn't you been preascertaining?
hadn't he been preascertaining?
hadn't we been preascertaining?
hadn't you been preascertaining?
hadn't they been preascertaining? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
won't I preascertain?
won't you preascertain?
won't he preascertain?
won't we preascertain?
won't you preascertain?
won't they preascertain? 	won't I be preascertaining?
won't you be preascertaining?
won't he be preascertaining?
won't we be preascertaining?
won't you be preascertaining?
won't they be preascertaining? 	won't I have preascertained?
won't you have preascertained?
won't he have preascertained?
won't we have preascertained?
won't you have preascertained?
won't they have preascertained? 	won't I have been preascertaining?
won't you have been preascertaining?
won't he have been preascertaining?
won't we have been preascertaining?
won't you have been preascertaining?
won't they have been preascertaining? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
wouldn't I preascertain?
wouldn't you preascertain?
wouldn't he preascertain?
wouldn't we preascertain?
wouldn't you preascertain?
wouldn't they preascertain? 	wouldn't I be preascertaining?
wouldn't you be preascertaining?
wouldn't he be preascertaining?
wouldn't we be preascertaining?
wouldn't you be preascertaining?
wouldn't they be preascertaining? 	wouldn't I have preascertained?
wouldn't you have preascertained?
wouldn't he have preascertained?
wouldn't we have preascertained?
wouldn't you have preascertained?
wouldn't they have preascertained? 	wouldn't I have been preascertaining?
wouldn't you have been preascertaining?
wouldn't he have been preascertaining?
wouldn't we have been preascertaining?
wouldn't you have been preascertaining?
wouldn't they have been preascertaining? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to preascertain 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
preascertaining	preascertained