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