Conjugation of verb "ascertain" in English

Conjugation of the verb ascertain[ˌæsəˈteɪn], regular     

All forms Indicative Conditional Participles Infinitives

Indicative

Present Indefinite

I ascertain
you ascertain
he/she/it ascertains
we ascertain
you ascertain
they ascertain

Present Perfect

I have ascertained
you have ascertained
he/she/it has ascertained
we have ascertained
you have ascertained
they have ascertained

Present Continuous

I am ascertaining
you are ascertaining
he/she/it is ascertaining
we are ascertaining
you are ascertaining
they are ascertaining

Present Perfect Continuous

I have been ascertaining
you have been ascertaining
he/she/it has been ascertaining
we have been ascertaining
you have been ascertaining
they have been ascertaining

Past Indefinite

I ascertained
you ascertained
he/she/it ascertained
we ascertained
you ascertained
they ascertained

Past Continuous

I was ascertaining
you were ascertaining
he/she/it was ascertaining
we were ascertaining
you were ascertaining
they were ascertaining

Past Perfect

I had ascertained
you had ascertained
he/she/it had ascertained
we had ascertained
you had ascertained
they had ascertained

Past Perfect Continuous

I had been ascertaining
you had been ascertaining
he/she/it had been ascertaining
we had been ascertaining
you had been ascertaining
they had been ascertaining

Future Indefinite

I will ascertain
you will ascertain
he/she/it will ascertain
we will ascertain
you will ascertain
they will ascertain

Future Continuous

I will be ascertaining
you will be ascertaining
he/she/it will be ascertaining
we will be ascertaining
you will be ascertaining
they will be ascertaining

Future Perfect

I will have ascertained
you will have ascertained
he/she/it will have ascertained
we will have ascertained
you will have ascertained
they will have ascertained

Future Perfect Continuous

I will have been ascertaining
you will have been ascertaining
he/she/it will have been ascertaining
we will have been ascertaining
you will have been ascertaining
they will have been ascertaining

Conditional

Conditional Present

I would ascertain
you would ascertain
he/she/it would ascertain
we would ascertain
you would ascertain
they would ascertain

Conditional Present Continuous

I would be ascertaining
you would be ascertaining
he/she/it would be ascertaining
we would be ascertaining
you would be ascertaining
they would be ascertaining

Conditional Perfect

I would have ascertained
you would have ascertained
he/she/it would have ascertained
we would have ascertained
you would have ascertained
they would have ascertained

Conditional Perfect Continuous

I would have been ascertaining
you would have been ascertaining
he/she/it would have been ascertaining
we would have been ascertaining
you would have been ascertaining
they would have been ascertaining

Participles

Present

ascertaining

Past

ascertained

Infinitives

Infinitives

to ascertain
to have ascertained
to be ascertaining
to have been ascertaining
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