
Verbe régulier : alter -  altered - altered
Traduction française : changer 
| Présent | Présent continu | Prétérit | Prétérit continu | 
| I don't alter you don't alter he doesn't alter we don't alter you don't alter they don't alter | I'm not altering you aren't altering he isn't altering we aren't altering you aren't altering they aren't altering | I didn't alter you didn't alter he didn't alter we didn't alter you didn't alter they didn't alter | I wasn't altering you weren't altering he wasn't altering we weren't altering you weren't altering they weren't altering | 
| Present perfect | Present perfect continu | Pluperfect | Pluperfect continu | 
| I haven't altered you haven't altered he hasn't altered we haven't altered you haven't altered they haven't altered | I haven't  been altering you haven't been altering he hasn't been altering we haven't been altering you haven't been altering they haven't been altering | I hadn't altered you hadn't altered he hadn't altered we hadn't altered you hadn't altered they hadn't altered | I hadn't been altering you hadn't been altering he hadn't been altering we hadn't been altering you hadn't been altering they hadn't been altering | 
| Futur | Futur continu | Futur antérieur | Futur antérieur continu | 
| I won't alter you won't alter he won't alter we won't alter you won't alter they won't alter | I won't be altering you won't be altering he won't be altering we won't be altering you won't be altering they won't be altering | I won't have altered you won't have altered he won't have altered we won't have altered you won't have altered they won't have altered | I won't have been altering you won't have been altering he won't have been altering we won't have been altering you won't have been altering they won't have been altering | 
| Présent | Présent continu | Passé | Passé continu | 
| I wouldn't alter you wouldn't alter he wouldn't alter we wouldn't alter you wouldn't alter they wouldn't alter | I wouldn't be altering you wouldn't be altering he wouldn't be altering we wouldn't be altering you wouldn't be altering they wouldn't be altering | I wouldn't have altered you wouldn't have altered he wouldn't have altered we wouldn't have altered you wouldn't have altered they wouldn't have altered | I wouldn't have been altering you wouldn't have been altering he wouldn't have been altering we wouldn't have been altering you wouldn't have been altering they wouldn't have been altering | 
| Infinitif | Impératif | 
| Infinitif | Impératif | ||
| to alter | do not alter Let's not alter do not alter | 
| Présent | Passé | ||
| altering | altered |