
Regular verb: gab - gabbed - gabbed
Simple form | V-ing form | 
| I'd gab you'd gab she'd gab we'd gab you'd gab they'd gab  | I'd be gabbing you'd be gabbing she'd be gabbing we'd be gabbing you'd be gabbing they'd be gabbing  | 
Perfect | V-ing perfect | 
| I should've gabbed you should've gabbed she should've gabbed we should've gabbed you should've gabbed they should've gabbed  | I should've been gabbing you should've been gabbing she should've been gabbing we should've been gabbing you should've been gabbing they should've been gabbing  | 
Simple form | V-ing form | 
| I shouldn't gab you shouldn't gab she shouldn't gab we shouldn't gab you shouldn't gab they shouldn't gab  | I shouldn't be gabbing you shouldn't be gabbing she shouldn't be gabbing we shouldn't be gabbing you shouldn't be gabbing they shouldn't be gabbing  | 
Perfect | V-ing perfect | 
| I shouldn't have gabbed you shouldn't have gabbed she shouldn't have gabbed we shouldn't have gabbed you shouldn't have gabbed they shouldn't have gabbed  | I shouldn't have been gabbing you shouldn't have been gabbing she shouldn't have been gabbing we shouldn't have been gabbing you shouldn't have been gabbing they shouldn't have been gabbing  | 
Simple form | V-ing form | 
| should I gab? should you gab? should she gab? should we gab? should you gab? should they gab?  | should I be gabbing? should you be gabbing? should she be gabbing? should we be gabbing? should you be gabbing? should they be gabbing?  | 
Perfect | V-ing perfect | 
| should I have gabbed? should you have gabbed? should she have gabbed? should we have gabbed? should you have gabbed? should they have gabbed?  | should I have been gabbing? should you have been gabbing? should she have been gabbing? should we have been gabbing? should you have been gabbing? should they have been gabbing?  | 
Simple form | V-ing form | 
| shouldn't I gab? shouldn't you gab? shouldn't she gab? shouldn't we gab? shouldn't you gab? shouldn't they gab?  | shouldn't I be gabbing? shouldn't you be gabbing? shouldn't she be gabbing? shouldn't we be gabbing? shouldn't you be gabbing? shouldn't they be gabbing?  | 
Perfect | V-ing perfect | 
| shouldn't I have gabbed? shouldn't you have gabbed? shouldn't she have gabbed? shouldn't we have gabbed? shouldn't you have gabbed? shouldn't they have gabbed?  | shouldn't I have been gabbing? shouldn't you have been gabbing? shouldn't she have been gabbing? shouldn't we have been gabbing? shouldn't you have been gabbing? shouldn't they have been gabbing?  |