English verb conjugation
TO INTERVENE

Regular verb: intervene - intervened - intervened

Indicative

Present	Present continuous	Preterite	Preterite continuous
do I intervene? do you intervene? does she intervene? do we intervene? do you intervene? do they intervene?	am I intervening? are you intervening? is she intervening? are we intervening? are you intervening? are they intervening?	did I intervene? did you intervene? did she intervene? did we intervene? did you intervene? did they intervene?	was I intervening? were you intervening? was she intervening? were we intervening? were you intervening? were they intervening?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
have I intervened? have you intervened? has she intervened? have we intervened? have you intervened? have they intervened?	have I been intervening? have you been intervening? has she been intervening? have we been intervening? have you been intervening? have they been intervening?	had I intervened? had you intervened? had she intervened? had we intervened? had you intervened? had they intervened?	had I been intervening? had you been intervening? had she been intervening? had we been intervening? had you been intervening? had they been intervening?
Future	Future continuous	Future perfect	Future perfect continuous
will I intervene? will you intervene? will she intervene? will we intervene? will you intervene? will they intervene?	will I be intervening? will you be intervening? will she be intervening? will we be intervening? will you be intervening? will they be intervening?	will I have intervened? will you have intervened? will she have intervened? will we have intervened? will you have intervened? will they have intervened?	will I have been intervening? will you have been intervening? will she have been intervening? will we have been intervening? will you have been intervening? will they have been intervening?

Conditional

Present	Present continuous	Past	Past continuous
would I intervene? would you intervene? would she intervene? would we intervene? would you intervene? would they intervene?	would I be intervening? would you be intervening? would she be intervening? would we be intervening? would you be intervening? would they be intervening?	would I have intervened? would you have intervened? would she have intervened? would we have intervened? would you have intervened? would they have intervened?	would I have been intervening? would you have been intervening? would she have been intervening? would we have been intervening? would you have been intervening? would they have been intervening?

Infinitive

Imperative

Infinitive		Imperative
to intervene		- - -

Participle

Present	Past
intervening	intervened