to ascertain
Verbo regolare: ascertain - ascertained- ascertained

Indicativo 	
Presente 	Presente continuo 	Preterito 	Preterite continua 	
I ascertain
you ascertain
he ascertains
we ascertain
you ascertain
they ascertain 	I'mascertaining
you'reascertaining
he'sascertaining
we'reascertaining
you'reascertaining
they'reascertaining	I ascertained
you ascertained
he ascertained
we ascertained
you ascertained
they ascertained	Iwasascertaining
youwereascertaining
hewasascertaining
wewereascertaining
youwereascertaining
theywereascertaining	
Presente perfetto 	Presente perfetto continuo 	Piuccheperfetto 	Piuccheperfetto continuo 	
I've ascertained
you've ascertained
he's ascertained
we've ascertained
you've ascertained
they've ascertained	I'vebeen ascertaining
you'vebeen ascertaining
he'sbeen ascertaining
we'vebeen ascertaining
you'vebeen ascertaining
they'vebeen ascertaining	I'd ascertained
you'd ascertained
he'd ascertained
we'd ascertained
you'd ascertained
they'd ascertained	I'd been ascertaining
you'd been ascertaining
he'd been ascertaining
we'd been ascertaining
you'd been ascertaining
they'd been ascertaining	
Futuro semplice 	Futuro continuo 	Futuro anteriore 	Futuro anteriore contínuo 	
I'll ascertain
you'll ascertain
he'll ascertain
we'll ascertain
you'll ascertain
they'll ascertain 	I'll be ascertaining
you'll be ascertaining
he'll be ascertaining
we'll be ascertaining
you'll be ascertaining
they'll be ascertaining	I'll have ascertained
you'll have ascertained
he'll have ascertained
we'll have ascertained
you'll have ascertained
they'll have ascertained	I'll have been ascertaining
you'll have been ascertaining
he'll have been ascertaining
we'll have been ascertaining
you'll have been ascertaining
they'll have been ascertaining	

Condizionale 	
Presente 	Presente continuo 	Passato 	Passato continuo 	
I'd ascertain
you'd ascertain
he'd ascertain
we'd ascertain
you'd ascertain
they'd ascertain 	I'd be ascertaining
you'd be ascertaining
he'd be ascertaining
we'd be ascertaining
you'd be ascertaining
they'd be ascertaining	I'd have ascertained
you'd have ascertained
he'd have ascertained
we'd have ascertained
you'd have ascertained
they'd have ascertained	I'd have been ascertaining
you'd have been ascertaining
he'd have been ascertaining
we'd have been ascertaining
you'd have been ascertaining
they'd have been ascertaining	

Infinito 	
Imperativo 	
Infinito 	 	Imperativo 	 	
to ascertain 	 	ascertain
Let's ascertain
ascertain 	 	

Participio 	
Presente 	Passato 	 	 	
ascertaining	ascertained