| Present "refute" | I | refute | |
| Present Continuous "refute" | I | am refuting | |
| Simple past "refute" | I | refuted | |
| Past Continuous "refute" | I | was refuting | |
| Present perfect "refute" | I | have refuted | |
| Present perfect continuous "refute" | I | have been refuting | |
| Past perfect "refute" | I | had refuted | |
| Past perfect continuous "refute" | I | had been refuting | |
| Future "refute" | I | will refute | |
| Future continuous "refute" | I | will be refuting | |
| Future perfect "refute" | I | will have refuted | |
| Future perfect continuous "refute" | I | will have been refuting |