| Präsens (Present) "intervene" | I | intervene | |
| Präsens Verlaufsform (Present continuous) "intervene" | I | am intervening | |
| Präteritum (Simple past) "intervene" | I | intervened | |
| Perfekt Verlaufsform (Past Continuous) "intervene" | I | was intervening | |
| Present Perfect (Präsens) "intervene" | I | have intervened | |
| Present Continuous (Futur) "intervene" | I | have been intervening | |
| Plusquamperfekt (Past perfect) "intervene" | I | had intervened | |
| Plusquamperfekt Verlaufsform (Past perfect continuous) "intervene" | I | had been intervening | |
| Futur I (Future) "intervene" | I | will intervene | |
| Futur I Verlaufsform (Future continuous) "intervene" | I | will be intervening | |
| Futur II (Future perfect) "intervene" | I | will have intervened | |
| Futur II Verlaufsform (Future perfect continuous) "intervene" | I | will have been intervening |