I'd be choiring you'd be choiring he'd be choiring we'd be choiring you'd be choiring they'd be choiring
Perfect
I should've choired you should've choired he 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 he 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 he 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 he 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 he 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 he 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 he choir? should we choir? should you choir? should they choir?
V-ing form
should I be choiring? should you be choiring? should he be choiring? should we be choiring? should you be choiring? should they be choiring?
Perfect
should I have choired? should you have choired? should he 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 he 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 he 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 he 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 he 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 he have been choiring? shouldn't we have been choiring? shouldn't you have been choiring? shouldn't they have been choiring?