I'd be comforting you'd be comforting he'd be comforting we'd be comforting you'd be comforting they'd be comforting
Perfect
I should've comforted you should've comforted he should've comforted we should've comforted you should've comforted they should've comforted
V-ing perfect
I should've been comforting you should've been comforting he should've been comforting we should've been comforting you should've been comforting they should've been comforting
Negation
Simple form
I shouldn't comfort you shouldn't comfort he shouldn't comfort we shouldn't comfort you shouldn't comfort they shouldn't comfort
V-ing form
I shouldn't be comforting you shouldn't be comforting he shouldn't be comforting we shouldn't be comforting you shouldn't be comforting they shouldn't be comforting
Perfect
I shouldn't have comforted you shouldn't have comforted he shouldn't have comforted we shouldn't have comforted you shouldn't have comforted they shouldn't have comforted
V-ing perfect
I shouldn't have been comforting you shouldn't have been comforting he shouldn't have been comforting we shouldn't have been comforting you shouldn't have been comforting they shouldn't have been comforting
Interrogative form
Simple form
should I comfort? should you comfort? should he comfort? should we comfort? should you comfort? should they comfort?
V-ing form
should I be comforting? should you be comforting? should he be comforting? should we be comforting? should you be comforting? should they be comforting?
Perfect
should I have comforted? should you have comforted? should he have comforted? should we have comforted? should you have comforted? should they have comforted?
V-ing perfect
should I have been comforting? should you have been comforting? should he have been comforting? should we have been comforting? should you have been comforting? should they have been comforting?
Interro-negative form
Simple form
shouldn't I comfort? shouldn't you comfort? shouldn't he comfort? shouldn't we comfort? shouldn't you comfort? shouldn't they comfort?
V-ing form
shouldn't I be comforting? shouldn't you be comforting? shouldn't he be comforting? shouldn't we be comforting? shouldn't you be comforting? shouldn't they be comforting?
Perfect
shouldn't I have comforted? shouldn't you have comforted? shouldn't he have comforted? shouldn't we have comforted? shouldn't you have comforted? shouldn't they have comforted?
V-ing perfect
shouldn't I have been comforting? shouldn't you have been comforting? shouldn't he have been comforting? shouldn't we have been comforting? shouldn't you have been comforting? shouldn't they have been comforting?