
Verbo irregular: lose - lost - lost
Forma simple | Forma con V-ing | 
| I can lose you can lose she can lose we can lose you can lose they can lose  | I can be losing you can be losing she can be losing we can be losing you can be losing they can be losing  | 
Perfecto | Perfecto con V-ing | 
| I can have lost you can have lost she can have lost we can have lost you can have lost they can have lost  | I can have been losing you can have been losing she can have been losing we can have been losing you can have been losing they can have been losing  | 
Forma simple | Forma con V-ing | 
| I can't lose you can't lose she can't lose we can't lose you can't lose they can't lose  | I can't be losing you can't be losing she can't be losing we can't be losing you can't be losing they can't be losing  | 
Perfecto | Perfecto con V-ing | 
| I can't have lost you can't have lost she can't have lost we can't have lost you can't have lost they can't have lost  | I can't have been losing you can't have been losing she can't have been losing we can't have been losing you can't have been losing they can't have been losing  | 
Forma simple | Forma con V-ing | 
| can I lose? can you lose? can she lose? can we lose? can you lose? can they lose?  | can I be losing? can you be losing? can she be losing? can we be losing? can you be losing? can they be losing?  | 
Perfecto | Perfecto con V-ing | 
| can I have lost? can you have lost? can she have lost? can we have lost? can you have lost? can they have lost?  | can I have been losing? can you have been losing? can she have been losing? can we have been losing? can you have been losing? can they have been losing?  | 
Forma simple | Forma con V-ing | 
| can't I lose? can't you lose? can't she lose? can't we lose? can't you lose? can't they lose?  | can't I be losing? can't you be losing? can't she be losing? can't we be losing? can't you be losing? can't they be losing?  | 
Perfecto | Perfecto con V-ing | 
| can't I have lost? can't you have lost? can't she have lost? can't we have lost? can't you have lost? can't they have lost?  | can't I have been losing? can't you have been losing? can't she have been losing? can't we have been losing? can't you have been losing? can't they have been losing?  |