should tarnish
Regular verb: tarnish - tarnished- tarnished

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
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? 	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?