| Present "alternate" | I | alternate | |
| Present Continuous "alternate" | I | am alternating | |
| Simple past "alternate" | I | alternated | |
| Past Continuous "alternate" | I | was alternating | |
| Present perfect "alternate" | I | have alternated | |
| Present perfect continuous "alternate" | I | have been alternating | |
| Past perfect "alternate" | I | had alternated | |
| Past perfect continuous "alternate" | I | had been alternating | |
| Future "alternate" | I | will alternate | |
| Future continuous "alternate" | I | will be alternating | |
| Future perfect "alternate" | I | will have alternated | |
| Future perfect continuous "alternate" | I | will have been alternating |