English verb conjugation
SHOULD TARNISH

Regular verb: tarnish - tarnished - tarnished

Affirmation

Simple form	V-ing form
I should tarnish you should tarnish she should tarnish we should tarnish you should tarnish they should tarnish	I should be tarnishing you should be tarnishing she should be tarnishing we should be tarnishing you should be tarnishing they should be tarnishing
Perfect	V-ing perfect
I should have tarnished you should have tarnished she should have tarnished we should have tarnished you should have tarnished they should have tarnished	I should have been tarnishing you should have been tarnishing she should have been tarnishing we should have been tarnishing you should have been tarnishing they should have been tarnishing

Negation

Simple form	V-ing form
I should not tarnish you should not tarnish she should not tarnish we should not tarnish you should not tarnish they should not tarnish	I should not be tarnishing you should not be tarnishing she should not be tarnishing we should not be tarnishing you should not be tarnishing they should not be tarnishing
Perfect	V-ing perfect
I should not have tarnished you should not have tarnished she should not have tarnished we should not have tarnished you should not have tarnished they should not have tarnished	I should not have been tarnishing you should not have been tarnishing she should not have been tarnishing we should not have been tarnishing you should not have been tarnishing they should not have been tarnishing

Interrogative form

Simple form	V-ing form
should I tarnish? should you tarnish? should she tarnish? should we tarnish? should you tarnish? should they tarnish?	should I be tarnishing? should you be tarnishing? should she be tarnishing? should we be tarnishing? should you be tarnishing? should they be tarnishing?
Perfect	V-ing perfect
should I have tarnished? should you have tarnished? should she have tarnished? should we have tarnished? should you have tarnished? should they have tarnished?	should I have been tarnishing? should you have been tarnishing? should she have been tarnishing? should we have been tarnishing? should you have been tarnishing? should they have been tarnishing?

Interro-negative form

Simple form	V-ing form
should I not tarnish? should you not tarnish? should she not tarnish? should we not tarnish? should you not tarnish? should they not tarnish?	should I not be tarnishing? should you not be tarnishing? should she not be tarnishing? should we not be tarnishing? should you not be tarnishing? should they not be tarnishing?
Perfect	V-ing perfect
should I not have tarnished? should you not have tarnished? should she not have tarnished? should we not have tarnished? should you not have tarnished? should they not have tarnished?	should I not have been tarnishing? should you not have been tarnishing? should she not have been tarnishing? should we not have been tarnishing? should you not have been tarnishing? should they not have been tarnishing?