I should melt you should melt he should melt we should melt you should melt they should melt
V-ing form
I should be melting you should be melting he should be melting we should be melting you should be melting they should be melting
Perfect
I should have melted you should have melted he should have melted we should have melted you should have melted they should have melted
V-ing perfect
I should have been melting you should have been melting he should have been melting we should have been melting you should have been melting they should have been melting
Negation
Simple form
I should not melt you should not melt he should not melt we should not melt you should not melt they should not melt
V-ing form
I should not be melting you should not be melting he should not be melting we should not be melting you should not be melting they should not be melting
Perfect
I should not have melted you should not have melted he should not have melted we should not have melted you should not have melted they should not have melted
V-ing perfect
I should not have been melting you should not have been melting he should not have been melting we should not have been melting you should not have been melting they should not 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
should I not melt? should you not melt? should he not melt? should we not melt? should you not melt? should they not melt?
V-ing form
should I not be melting? should you not be melting? should he not be melting? should we not be melting? should you not be melting? should they not be melting?
Perfect
should I not have melted? should you not have melted? should he not have melted? should we not have melted? should you not have melted? should they not have melted?
V-ing perfect
should I not have been melting? should you not have been melting? should he not have been melting? should we not have been melting? should you not have been melting? should they not have been melting?