| Present "decide" | I | decide | |
| Present Continuous "decide" | I | am deciding | |
| Simple past "decide" | I | decided | |
| Past Continuous "decide" | I | was deciding | |
| Present perfect "decide" | I | have decided | |
| Present perfect continuous "decide" | I | have been deciding | |
| Past perfect "decide" | I | had decided | |
| Past perfect continuous "decide" | I | had been deciding | |
| Future "decide" | I | will decide | |
| Future continuous "decide" | I | will be deciding | |
| Future perfect "decide" | I | will have decided | |
| Future perfect continuous "decide" | I | will have been deciding |