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