| Present "hammer" | I | hammer | |
| Present Continuous "hammer" | I | am hammering | |
| Simple past "hammer" | I | hammered | |
| Past Continuous "hammer" | I | was hammering | |
| Present perfect "hammer" | I | have hammered | |
| Present perfect continuous "hammer" | I | have been hammering | |
| Past perfect "hammer" | I | had hammered | |
| Past perfect continuous "hammer" | I | had been hammering | |
| Future "hammer" | I | will hammer | |
| Future continuous "hammer" | I | will be hammering | |
| Future perfect "hammer" | I | will have hammered | |
| Future perfect continuous "hammer" | I | will have been hammering |