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