
Verbo regular: tough - toughed - toughed
Presente | Presente continuo | Pretérito | Pretérito continuo | 
|  don't I tough? don't you tough? doesn't he tough? don't we tough? don't you tough? don't they tough?  | am I not toughing? aren't you toughing? isn't he toughing? aren't we toughing? aren't you toughing? aren't they toughing?  | didn't I tough? didn't you tough? didn't he tough? didn't we tough? didn't you tough? didn't they tough?  |  wasn't I toughing? weren't you toughing? wasn't he toughing? weren't we toughing? weren't you toughing? weren't they toughing?  | 
Presente perfecto | Presente perfecto continuo | Pluscuamperfecto | Pluscuamperfecto continuo | 
| haven't I toughed? haven't you toughed? hasn't he toughed? haven't we toughed? haven't you toughed? haven't they toughed?  | haven't I been toughing? haven't you been toughing? hasn't he been toughing? haven't we been toughing? haven't you been toughing? haven't they been toughing?  | hadn't I toughed? hadn't you toughed? hadn't he toughed? hadn't we toughed? hadn't you toughed? hadn't they toughed?  | hadn't I been toughing? hadn't you been toughing? hadn't he been toughing? hadn't we been toughing? hadn't you been toughing? hadn't they been toughing?  | 
Futuro simple | Futuro continuo | Futuro perfecto | Futuro perfecto contínuo | 
| won't I tough? won't you tough? won't he tough? won't we tough? won't you tough? won't they tough?  | won't I be toughing? won't you be toughing? won't he be toughing? won't we be toughing? won't you be toughing? won't they be toughing?  | won't I have toughed? won't you have toughed? won't he have toughed? won't we have toughed? won't you have toughed? won't they have toughed?  | won't I have been toughing? won't you have been toughing? won't he have been toughing? won't we have been toughing? won't you have been toughing? won't they have been toughing?  | 
Presente | Presente continuo | Passado | Passado continuo | 
| wouldn't I tough? wouldn't you tough? wouldn't he tough? wouldn't we tough? wouldn't you tough? wouldn't they tough?  | wouldn't I be toughing? wouldn't you be toughing? wouldn't he be toughing? wouldn't we be toughing? wouldn't you be toughing? wouldn't they be toughing?  | wouldn't I have toughed? wouldn't you have toughed? wouldn't he have toughed? wouldn't we have toughed? wouldn't you have toughed? wouldn't they have toughed?  | wouldn't I have been toughing? wouldn't you have been toughing? wouldn't he have been toughing? wouldn't we have been toughing? wouldn't you have been toughing? wouldn't they have been toughing?  | 
Infinitivo | Imperativo | 
Infinitivo | Imperativo | ||
| to tough | - - -  | 
Presente | Passado | ||
| toughing | toughed |