English verb conjugation
SHOULD SECERN

Regular verb: secern - secerned - secerned

Affirmation

Simple form	V-ing form
I should secern you should secern she should secern we should secern you should secern they should secern	I should be secerning you should be secerning she should be secerning we should be secerning you should be secerning they should be secerning
Perfect	V-ing perfect
I should have secerned you should have secerned she should have secerned we should have secerned you should have secerned they should have secerned	I should have been secerning you should have been secerning she should have been secerning we should have been secerning you should have been secerning they should have been secerning

Negation

Simple form	V-ing form
I should not secern you should not secern she should not secern we should not secern you should not secern they should not secern	I should not be secerning you should not be secerning she should not be secerning we should not be secerning you should not be secerning they should not be secerning
Perfect	V-ing perfect
I should not have secerned you should not have secerned she should not have secerned we should not have secerned you should not have secerned they should not have secerned	I should not have been secerning you should not have been secerning she should not have been secerning we should not have been secerning you should not have been secerning they should not have been secerning

Interrogative form

Simple form	V-ing form
should I secern? should you secern? should she secern? should we secern? should you secern? should they secern?	should I be secerning? should you be secerning? should she be secerning? should we be secerning? should you be secerning? should they be secerning?
Perfect	V-ing perfect
should I have secerned? should you have secerned? should she have secerned? should we have secerned? should you have secerned? should they have secerned?	should I have been secerning? should you have been secerning? should she have been secerning? should we have been secerning? should you have been secerning? should they have been secerning?

Interro-negative form

Simple form	V-ing form
should I not secern? should you not secern? should she not secern? should we not secern? should you not secern? should they not secern?	should I not be secerning? should you not be secerning? should she not be secerning? should we not be secerning? should you not be secerning? should they not be secerning?
Perfect	V-ing perfect
should I not have secerned? should you not have secerned? should she not have secerned? should we not have secerned? should you not have secerned? should they not have secerned?	should I not have been secerning? should you not have been secerning? should she not have been secerning? should we not have been secerning? should you not have been secerning? should they not have been secerning?