| sg1st | sg2nd | sg3rd | pl1st | pl2nd | pl3rd | |
|---|---|---|---|---|---|---|
| Simple present | kill off | kill off | kills off | kill off | kill off | kill off |
| Present continuous | am killing off | are killing off | is killing off | are killing off | are killing off | are killing off |
| Simple past | killed off | killed off | killed off | killed off | killed off | killed off |
| Past continuous | was killing off | were killing off | was killing off | were killing off | were killing off | were killing off |
| Simple future | will kill off | will kill off | will kill off | will kill off | will kill off | will kill off |
| Future continuous | will be killing off | will be killing off | will be killing off | will be killing off | will be killing off | will be killing off |
| Present perfect | have killed off | have killed off | has killed off | have killed off | have killed off | have killed off |
| Present perfect continuous | have been killing off | have been killing off | has been killing off | have been killing off | have been killing off | have been killing off |
| Past perfect | had killed off | had killed off | had killed off | had killed off | had killed off | had killed off |
| Past perfect continuous | had been killing off | had been killing off | had been killing off | had been killing off | had been killing off | had been killing off |
| Future perfect | will have killed off | will have killed off | will have killed off | will have killed off | will have killed off | will have killed off |
| Future perfect continuous | will have been killing off | will have been killing off | will have been killing off | will have been killing off | will have been killing off | will have been killing off |
| sg1st | sg2nd | sg3rd | pl1st | pl2nd | pl3rd | |
|---|---|---|---|---|---|---|
| Simple present | don't kill off | don't kill off | doesn't kill off | don't kill off | don't kill off | don't kill off |
| Present continuous | am not killing off | are not killing off | is not killing off | are not killing off | are not killing off | are not killing off |
| Simple past | didn't kill off | didn't kill off | didn't kill off | didn't kill off | didn't kill off | didn't kill off |
| Past continuous | was not killing off | were not killing off | was not killing off | were not killing off | were not killing off | were not killing off |
| Simple future | won't kill off | won't kill off | won't kill off | won't kill off | won't kill off | won't kill off |
| Future continuous | will not be killing off | will not be killing off | will not be killing off | will not be killing off | will not be killing off | will not be killing off |
| Present perfect | have not killed off | have not killed off | has not killed off | have not killed off | have not killed off | have not killed off |
| Present perfect continuous | have not been killing off | have not been killing off | has not been killing off | have not been killing off | have not been killing off | have not been killing off |
| Past perfect | had not killed off | had not killed off | had not killed off | had not killed off | had not killed off | had not killed off |
| Past perfect continuous | had not been killing off | had not been killing off | had not been killing off | had not been killing off | had not been killing off | had not been killing off |
| Future perfect | will not have killed off | will not have killed off | will not have killed off | will not have killed off | will not have killed off | will not have killed off |
| Future perfect continuous | will not have been killing off | will not have been killing off | will not have been killing off | will not have been killing off | will not have been killing off | will not have been killing off |