to preascertain
Regular verb: preascertain - preascertained- preascertained

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I don't preascertain
you don't preascertain
he doesn't preascertain
we don't preascertain
you don't preascertain
they don't preascertain 	I'mnot preascertaining
youaren't preascertaining
heisn't preascertaining
wearen't preascertaining
youaren't preascertaining
theyaren't preascertaining	I didn't preascertain
you didn't preascertain
he didn't preascertain
we didn't preascertain
you didn't preascertain
they didn't preascertain 	Iwasn't preascertaining
youweren't preascertaining
hewasn't preascertaining
weweren't preascertaining
youweren't preascertaining
theyweren't preascertaining	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I haven't preascertained
you haven't preascertained
he hasn't preascertained
we haven't preascertained
you haven't preascertained
they haven't preascertained	I haven't  been preascertaining
you haven't  been preascertaining
he hasn't  been preascertaining
we haven't  been preascertaining
you haven't  been preascertaining
they haven't  been preascertaining	I hadn't preascertained
you hadn't preascertained
he hadn't preascertained
we hadn't preascertained
you hadn't preascertained
they hadn't preascertained	I hadn't been preascertaining
you hadn't been preascertaining
he hadn't been preascertaining
we hadn't been preascertaining
you hadn't been preascertaining
they hadn't been preascertaining	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I won't preascertain
you won't preascertain
he won't preascertain
we won't preascertain
you won't preascertain
they won't preascertain 	I won't be preascertaining
you won't be preascertaining
he won't be preascertaining
we won't be preascertaining
you won't be preascertaining
they won't be preascertaining	I won't have preascertained
you won't have preascertained
he won't have preascertained
we won't have preascertained
you won't have preascertained
they won't have preascertained	I won't have been preascertaining
you won't have been preascertaining
he won't have been preascertaining
we won't have been preascertaining
you won't have been preascertaining
they won't have been preascertaining	

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

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to preascertain 	 	do not preascertain
Let's not preascertain
do not preascertain 	 	

Participle 	
Present 	Past 	 	 	
preascertaining	preascertained