
Verbo regular: prepare - prepared - prepared
Forma simple | Forma con V-ing | 
| I'd prepare you'd prepare she'd prepare we'd prepare you'd prepare they'd prepare  | I'd be preparing you'd be preparing she'd be preparing we'd be preparing you'd be preparing they'd be preparing  | 
Perfecto | Perfecto con V-ing | 
| I should've prepared you should've prepared she should've prepared we should've prepared you should've prepared they should've prepared  | I should've been preparing you should've been preparing she should've been preparing we should've been preparing you should've been preparing they should've been preparing  | 
Forma simple | Forma con V-ing | 
| I shouldn't prepare you shouldn't prepare she shouldn't prepare we shouldn't prepare you shouldn't prepare they shouldn't prepare  | I shouldn't be preparing you shouldn't be preparing she shouldn't be preparing we shouldn't be preparing you shouldn't be preparing they shouldn't be preparing  | 
Perfecto | Perfecto con V-ing | 
| I shouldn't have prepared you shouldn't have prepared she shouldn't have prepared we shouldn't have prepared you shouldn't have prepared they shouldn't have prepared  | I shouldn't have been preparing you shouldn't have been preparing she shouldn't have been preparing we shouldn't have been preparing you shouldn't have been preparing they shouldn't have been preparing  | 
Forma simple | Forma con V-ing | 
| should I prepare? should you prepare? should she prepare? should we prepare? should you prepare? should they prepare?  | should I be preparing? should you be preparing? should she be preparing? should we be preparing? should you be preparing? should they be preparing?  | 
Perfecto | Perfecto con V-ing | 
| should I have prepared? should you have prepared? should she have prepared? should we have prepared? should you have prepared? should they have prepared?  | should I have been preparing? should you have been preparing? should she have been preparing? should we have been preparing? should you have been preparing? should they have been preparing?  | 
Forma simple | Forma con V-ing | 
| shouldn't I prepare? shouldn't you prepare? shouldn't she prepare? shouldn't we prepare? shouldn't you prepare? shouldn't they prepare?  | shouldn't I be preparing? shouldn't you be preparing? shouldn't she be preparing? shouldn't we be preparing? shouldn't you be preparing? shouldn't they be preparing?  | 
Perfecto | Perfecto con V-ing | 
| shouldn't I have prepared? shouldn't you have prepared? shouldn't she have prepared? shouldn't we have prepared? shouldn't you have prepared? shouldn't they have prepared?  | shouldn't I have been preparing? shouldn't you have been preparing? shouldn't she have been preparing? shouldn't we have been preparing? shouldn't you have been preparing? shouldn't they have been preparing?  |