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