
Verbo regular: suffer - suffered - suffered
Forma simple | Forma con V-ing | 
| I may suffer you may suffer he may suffer we may suffer you may suffer they may suffer  | I may be suffering you may be suffering he may be suffering we may be suffering you may be suffering they may be suffering  | 
Perfecto | Perfecto con V-ing | 
| I may have suffered you may have suffered he may have suffered we may have suffered you may have suffered they may have suffered  | I may have been suffering you may have been suffering he may have been suffering we may have been suffering you may have been suffering they may have been suffering  | 
Forma simple | Forma con V-ing | 
| I mayn't suffer you mayn't suffer he mayn't suffer we mayn't suffer you mayn't suffer they mayn't suffer  | I mayn't be suffering you mayn't be suffering he mayn't be suffering we mayn't be suffering you mayn't be suffering they mayn't be suffering  | 
Perfecto | Perfecto con V-ing | 
| I mayn't have suffered you mayn't have suffered he mayn't have suffered we mayn't have suffered you mayn't have suffered they mayn't have suffered  | I mayn't have been suffering you mayn't have been suffering he mayn't have been suffering we mayn't have been suffering you mayn't have been suffering they mayn't have been suffering  | 
Forma simple | Forma con V-ing | 
| may I suffer? may you suffer? may he suffer? may we suffer? may you suffer? may they suffer?  | may I be suffering? may you be suffering? may he be suffering? may we be suffering? may you be suffering? may they be suffering?  | 
Perfecto | Perfecto con V-ing | 
| may I have suffered? may you have suffered? may he have suffered? may we have suffered? may you have suffered? may they have suffered?  | may I have been suffering? may you have been suffering? may he have been suffering? may we have been suffering? may you have been suffering? may they have been suffering?  | 
Forma simple | Forma con V-ing | 
| mayn't I suffer? mayn't you suffer? mayn't he suffer? mayn't we suffer? mayn't you suffer? mayn't they suffer?  | mayn't I be suffering? mayn't you be suffering? mayn't he be suffering? mayn't we be suffering? mayn't you be suffering? mayn't they be suffering?  | 
Perfecto | Perfecto con V-ing | 
| mayn't I have suffered? mayn't you have suffered? mayn't he have suffered? mayn't we have suffered? mayn't you have suffered? mayn't they have suffered?  | mayn't I have been suffering? mayn't you have been suffering? mayn't he have been suffering? mayn't we have been suffering? mayn't you have been suffering? mayn't they have been suffering?  |