| sg1st | sg2nd | sg3rd | pl1st | pl2nd | pl3rd | |
|---|---|---|---|---|---|---|
| Simple present | antedate | antedate | antedates | antedate | antedate | antedate |
| Present continuous | am antedating | are antedating | is antedating | are antedating | are antedating | are antedating |
| Simple past | antedated | antedated | antedated | antedated | antedated | antedated |
| Past continuous | was antedating | were antedating | was antedating | were antedating | were antedating | were antedating |
| Simple future | will antedate | will antedate | will antedate | will antedate | will antedate | will antedate |
| Future continuous | will be antedating | will be antedating | will be antedating | will be antedating | will be antedating | will be antedating |
| Present perfect | have antedated | have antedated | has antedated | have antedated | have antedated | have antedated |
| Present perfect continuous | have been antedating | have been antedating | has been antedating | have been antedating | have been antedating | have been antedating |
| Present continuous | am antedating | are antedating | is antedating | are antedating | are antedating | are antedating |
| Past perfect | had antedated | had antedated | had antedated | had antedated | had antedated | had antedated |
| Past perfect continuous | had been antedating | had been antedating | had been antedating | had been antedating | had been antedating | had been antedating |
| Future perfect | will have antedated | will have antedated | will have antedated | will have antedated | will have antedated | will have antedated |
| Future perfect continuous | will have been antedating | will have been antedating | will have been antedating | will have been antedating | will have been antedating | will have been antedating |
| sg1st | sg2nd | sg3rd | pl1st | pl2nd | pl3rd | |
|---|---|---|---|---|---|---|
| Simple present | don't antedate | don't antedate | doesn't antedate | don't antedate | don't antedate | don't antedate |
| Present continuous | am not antedating | are not antedating | is not antedating | are not antedating | are not antedating | are not antedating |
| Simple past | didn't antedate | didn't antedate | didn't antedate | didn't antedate | didn't antedate | didn't antedate |
| Past continuous | was not antedating | were not antedating | was not antedating | were not antedating | were not antedating | were not antedating |
| Simple future | won't antedate | won't antedate | won't antedate | won't antedate | won't antedate | won't antedate |
| Future continuous | will not be antedating | will not be antedating | will not be antedating | will not be antedating | will not be antedating | will not be antedating |
| Present perfect | have not antedated | have not antedated | has not antedated | have not antedated | have not antedated | have not antedated |
| Present perfect continuous | have not been antedating | have not been antedating | has not been antedating | have not been antedating | have not been antedating | have not been antedating |
| Present continuous | am not antedating | are not antedating | is not antedating | are not antedating | are not antedating | are not antedating |
| Past perfect | had not antedated | had not antedated | had not antedated | had not antedated | had not antedated | had not antedated |
| Past perfect continuous | had not been antedating | had not been antedating | had not been antedating | had not been antedating | had not been antedating | had not been antedating |
| Future perfect | will have not antedated | will have not antedated | will have not antedated | will have not antedated | will have not antedated | will have not antedated |
| Future perfect continuous | will have not been antedating | will have not been antedating | will have not been antedating | will have not been antedating | will have not been antedating | will have not been antedating |