
Verbo regular: improve - improved - improved
Forma simple | Forma con V-ing | 
| I might improve you might improve he might improve we might improve you might improve they might improve  | I might be improving you might be improving he might be improving we might be improving you might be improving they might be improving  | 
Perfecto | Perfecto con V-ing | 
| I might have improved you might have improved he might have improved we might have improved you might have improved they might have improved  | I might have been improving you might have been improving he might have been improving we might have been improving you might have been improving they might have been improving  | 
Forma simple | Forma con V-ing | 
| I mightn't improve you mightn't improve he mightn't improve we mightn't improve you mightn't improve they mightn't improve  | I mightn't be improving you mightn't be improving he mightn't be improving we mightn't be improving you mightn't be improving they mightn't be improving  | 
Perfecto | Perfecto con V-ing | 
| I mightn't have improved you mightn't have improved he mightn't have improved we mightn't have improved you mightn't have improved they mightn't have improved  | I mightn't have been improving you mightn't have been improving he mightn't have been improving we mightn't have been improving you mightn't have been improving they mightn't have been improving  | 
Forma simple | Forma con V-ing | 
| might I improve? might you improve? might he improve? might we improve? might you improve? might they improve?  | might I be improving? might you be improving? might he be improving? might we be improving? might you be improving? might they be improving?  | 
Perfecto | Perfecto con V-ing | 
| might I have improved? might you have improved? might he have improved? might we have improved? might you have improved? might they have improved?  | might I have been improving? might you have been improving? might he have been improving? might we have been improving? might you have been improving? might they have been improving?  | 
Forma simple | Forma con V-ing | 
| mightn't I improve? mightn't you improve? mightn't he improve? mightn't we improve? mightn't you improve? mightn't they improve?  | mightn't I be improving? mightn't you be improving? mightn't he be improving? mightn't we be improving? mightn't you be improving? mightn't they be improving?  | 
Perfecto | Perfecto con V-ing | 
| mightn't I have improved? mightn't you have improved? mightn't he have improved? mightn't we have improved? mightn't you have improved? mightn't they have improved?  | mightn't I have been improving? mightn't you have been improving? mightn't he have been improving? mightn't we have been improving? mightn't you have been improving? mightn't they have been improving?  |