| I | nail down |
| you | nail down |
| he/she/it | nails down |
| we | nail down |
| you | nail down |
| they | nail down |
| I | have nailed down |
| you | have nailed down |
| he/she/it | has nailed down |
| we | have nailed down |
| you | have nailed down |
| they | have nailed down |
| I | nailed down |
| you | nailed down |
| he/she/it | nailed down |
| we | nailed down |
| you | nailed down |
| they | nailed down |
| I | had nailed down |
| you | had nailed down |
| he/she/it | had nailed down |
| we | had nailed down |
| you | had nailed down |
| they | had nailed down |
| I | will nail down |
| you | will nail down |
| he/she/it | will nail down |
| we | will nail down |
| you | will nail down |
| they | will nail down |
| I | will have nailed down |
| you | will have nailed down |
| he/she/it | will have nailed down |
| we | will have nailed down |
| you | will have nailed down |
| they | will have nailed down |
| I | am nailing down |
| you | are nailing down |
| he/she/it | is nailing down |
| we | are nailing down |
| you | are nailing down |
| they | are nailing down |
| I | have been nailing down |
| you | have been nailing down |
| he/she/it | has been nailing down |
| we | have been nailing down |
| you | have been nailing down |
| they | have been nailing down |
| I | was nailing down |
| you | were nailing down |
| he/she/it | was nailing down |
| we | were nailing down |
| you | were nailing down |
| they | were nailing down |
| I | had been nailing down |
| you | had been nailing down |
| he/she/it | had been nailing down |
| we | had been nailing down |
| you | had been nailing down |
| they | had been nailing down |
| I | will be nailing down |
| you | will be nailing down |
| he/she/it | will be nailing down |
| we | will be nailing down |
| you | will be nailing down |
| they | will be nailing down |
| I | will have been nailing down |
| you | will have been nailing down |
| he/she/it | will have been nailing down |
| we | will have been nailing down |
| you | will have been nailing down |
| they | will have been nailing down |
| I | would nail down |
| you | would nail down |
| he/she/it | would nail down |
| we | would nail down |
| you | would nail down |
| they | would nail down |
| I | would have nailed down |
| you | would have nailed down |
| he/she/it | would have nailed down |
| we | would have nailed down |
| you | would have nailed down |
| they | would have nailed down |
| I | would be nailing down |
| you | would be nailing down |
| he/she/it | would be nailing down |
| we | would be nailing down |
| you | would be nailing down |
| they | would be nailing down |
| I | would have been nailing down |
| you | would have been nailing down |
| he/she/it | would have been nailing down |
| we | would have been nailing down |
| you | would have been nailing down |
| they | would have been nailing down |
| You | nail down |
| we | Let's nail down |
| You | nail down |