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