| Yksikön ensimmäinen persoona | Yksikön toinen persoona | Yksikön kolmas persoona | Monikon ensimmäinen persoona | Monikon toinen persoona | Monikon kolmas persoona | |
|---|---|---|---|---|---|---|
| Simple present | knuckle down | knuckle down | knuckles down | knuckle down | knuckle down | knuckle down |
| Present continuous | am knuckling down | are knuckling down | is knuckling down | are knuckling down | are knuckling down | are knuckling down |
| Simple past | knuckled down | knuckled down | knuckled down | knuckled down | knuckled down | knuckled down |
| Simple past | was knuckling down | were knuckling down | was knuckling down | were knuckling down | were knuckling down | were knuckling down |
| Simple future | will knuckle down | will knuckle down | will knuckle down | will knuckle down | will knuckle down | will knuckle down |
| Future continuous | will be knuckling down | will be knuckling down | will be knuckling down | will be knuckling down | will be knuckling down | will be knuckling down |
| Present perfect | have knuckled down | have knuckled down | has knuckled down | have knuckled down | have knuckled down | have knuckled down |
| Present perfect continuous | have been knuckling down | have been knuckling down | has been knuckling down | have been knuckling down | have been knuckling down | have been knuckling down |
| Past perfect | had knuckled down | had knuckled down | had knuckled down | had knuckled down | had knuckled down | had knuckled down |
| Past perfect continuous | had been knuckling down | had been knuckling down | had been knuckling down | had been knuckling down | had been knuckling down | had been knuckling down |
| Future perfect | will have knuckled down | will have knuckled down | will have knuckled down | will have knuckled down | will have knuckled down | will have knuckled down |
| Future perfect continuous | will have been knuckling down | will have been knuckling down | will have been knuckling down | will have been knuckling down | will have been knuckling down | will have been knuckling down |
| Yksikön ensimmäinen persoona | Yksikön toinen persoona | Yksikön kolmas persoona | Monikon ensimmäinen persoona | Monikon toinen persoona | Monikon kolmas persoona | |
|---|---|---|---|---|---|---|
| Simple present | don't knuckle down | don't knuckle down | doesn't knuckle down | don't knuckle down | don't knuckle down | don't knuckle down |
| Present continuous | am not knuckling down | are not knuckling down | is not knuckling down | are not knuckling down | are not knuckling down | are not knuckling down |
| Simple past | didn't knuckle down | didn't knuckle down | didn't knuckle down | didn't knuckle down | didn't knuckle down | didn't knuckle down |
| Simple past | was not knuckling down | were not knuckling down | was not knuckling down | were not knuckling down | were not knuckling down | were not knuckling down |
| Simple future | won't knuckle down | won't knuckle down | won't knuckle down | won't knuckle down | won't knuckle down | won't knuckle down |
| Future continuous | will not be knuckling down | will not be knuckling down | will not be knuckling down | will not be knuckling down | will not be knuckling down | will not be knuckling down |
| Present perfect | have not knuckled down | have not knuckled down | has not knuckled down | have not knuckled down | have not knuckled down | have not knuckled down |
| Present perfect continuous | have not been knuckling down | have not been knuckling down | has not been knuckling down | have not been knuckling down | have not been knuckling down | have not been knuckling down |
| Past perfect | had not knuckled down | had not knuckled down | had not knuckled down | had not knuckled down | had not knuckled down | had not knuckled down |
| Past perfect continuous | had not been knuckling down | had not been knuckling down | had not been knuckling down | had not been knuckling down | had not been knuckling down | had not been knuckling down |
| Future perfect | will not have knuckled down | will not have knuckled down | will not have knuckled down | will not have knuckled down | will not have knuckled down | will not have knuckled down |
| Future perfect continuous | will not have been knuckling down | will not have been knuckling down | will not have been knuckling down | will not have been knuckling down | will not have been knuckling down | will not have been knuckling down |