I'd be choiring you'd be choiring she'd be choiring we'd be choiring you'd be choiring they'd be choiring
Perfect
I should've choired you should've choired she should've choired we should've choired you should've choired they should've choired
V-ing perfect
I should've been choiring you should've been choiring she should've been choiring we should've been choiring you should've been choiring they should've been choiring
Negation
Simple form
I shouldn't choir you shouldn't choir she shouldn't choir we shouldn't choir you shouldn't choir they shouldn't choir
V-ing form
I shouldn't be choiring you shouldn't be choiring she shouldn't be choiring we shouldn't be choiring you shouldn't be choiring they shouldn't be choiring
Perfect
I shouldn't have choired you shouldn't have choired she shouldn't have choired we shouldn't have choired you shouldn't have choired they shouldn't have choired
V-ing perfect
I shouldn't have been choiring you shouldn't have been choiring she shouldn't have been choiring we shouldn't have been choiring you shouldn't have been choiring they shouldn't have been choiring
Interrogative form
Simple form
should I choir? should you choir? should she choir? should we choir? should you choir? should they choir?
V-ing form
should I be choiring? should you be choiring? should she be choiring? should we be choiring? should you be choiring? should they be choiring?
Perfect
should I have choired? should you have choired? should she have choired? should we have choired? should you have choired? should they have choired?
V-ing perfect
should I have been choiring? should you have been choiring? should she have been choiring? should we have been choiring? should you have been choiring? should they have been choiring?
Interro-negative form
Simple form
shouldn't I choir? shouldn't you choir? shouldn't she choir? shouldn't we choir? shouldn't you choir? shouldn't they choir?
V-ing form
shouldn't I be choiring? shouldn't you be choiring? shouldn't she be choiring? shouldn't we be choiring? shouldn't you be choiring? shouldn't they be choiring?
Perfect
shouldn't I have choired? shouldn't you have choired? shouldn't she have choired? shouldn't we have choired? shouldn't you have choired? shouldn't they have choired?
V-ing perfect
shouldn't I have been choiring? shouldn't you have been choiring? shouldn't she have been choiring? shouldn't we have been choiring? shouldn't you have been choiring? shouldn't they have been choiring?