| I | knock |
| you | knock |
| he/she/it | knocks |
| we | knock |
| you | knock |
| they | knock |
| I | have knocked |
| you | have knocked |
| he/she/it | has knocked |
| we | have knocked |
| you | have knocked |
| they | have knocked |
| I | knocked |
| you | knocked |
| he/she/it | knocked |
| we | knocked |
| you | knocked |
| they | knocked |
| I | had knocked |
| you | had knocked |
| he/she/it | had knocked |
| we | had knocked |
| you | had knocked |
| they | had knocked |
| I | will knock |
| you | will knock |
| he/she/it | will knock |
| we | will knock |
| you | will knock |
| they | will knock |
| I | will have knocked |
| you | will have knocked |
| he/she/it | will have knocked |
| we | will have knocked |
| you | will have knocked |
| they | will have knocked |
| I | am knocking |
| you | are knocking |
| he/she/it | is knocking |
| we | are knocking |
| you | are knocking |
| they | are knocking |
| I | have been knocking |
| you | have been knocking |
| he/she/it | has been knocking |
| we | have been knocking |
| you | have been knocking |
| they | have been knocking |
| I | was knocking |
| you | were knocking |
| he/she/it | was knocking |
| we | were knocking |
| you | were knocking |
| they | were knocking |
| I | had been knocking |
| you | had been knocking |
| he/she/it | had been knocking |
| we | had been knocking |
| you | had been knocking |
| they | had been knocking |
| I | will be knocking |
| you | will be knocking |
| he/she/it | will be knocking |
| we | will be knocking |
| you | will be knocking |
| they | will be knocking |
| I | will have been knocking |
| you | will have been knocking |
| he/she/it | will have been knocking |
| we | will have been knocking |
| you | will have been knocking |
| they | will have been knocking |
| I | would knock |
| you | would knock |
| he/she/it | would knock |
| we | would knock |
| you | would knock |
| they | would knock |
| I | would have knocked |
| you | would have knocked |
| he/she/it | would have knocked |
| we | would have knocked |
| you | would have knocked |
| they | would have knocked |
| I | would be knocking |
| you | would be knocking |
| he/she/it | would be knocking |
| we | would be knocking |
| you | would be knocking |
| they | would be knocking |
| I | would have been knocking |
| you | would have been knocking |
| he/she/it | would have been knocking |
| we | would have been knocking |
| you | would have been knocking |
| they | would have been knocking |
| You | knock |
| we | Let's knock |
| You | knock |