| I | hammer in | |
|---|---|---|
| you | hammer in | |
| he/she/it | hammers in | |
| we | hammer in | |
| you | hammer in | |
| they | hammer in |
| I | hammered in | |
|---|---|---|
| you | hammered in | |
| he/she/it | hammered in | |
| we | hammered in | |
| you | hammered in | |
| they | hammered in |
| I | have | hammered in | |
|---|---|---|---|
| you | have | hammered in | |
| he/she/it | has | hammered in | |
| we | have | hammered in | |
| you | have | hammered in | |
| they | have | hammered in |
| I | had | hammered in | |
|---|---|---|---|
| you | had | hammered in | |
| he/she/it | had | hammered in | |
| we | had | hammered in | |
| you | had | hammered in | |
| they | had | hammered in |