| Present "activate" | I | activate | |
| Present Continuous "activate" | I | am activating | |
| Simple past "activate" | I | activated | |
| Past Continuous "activate" | I | was activating | |
| Present perfect "activate" | I | have activated | |
| Present perfect continuous "activate" | I | have been activating | |
| Past perfect "activate" | I | had activated | |
| Past perfect continuous "activate" | I | had been activating | |
| Future "activate" | I | will activate | |
| Future continuous "activate" | I | will be activating | |
| Future perfect "activate" | I | will have activated | |
| Future perfect continuous "activate" | I | will have been activating |