English verb conjugation
SHOULD CONTEST

Regular verb: contest - contested - contested

Affirmation

Simple form	V-ing form
I'd contest you'd contest she'd contest we'd contest you'd contest they'd contest	I'd be contesting you'd be contesting she'd be contesting we'd be contesting you'd be contesting they'd be contesting
Perfect	V-ing perfect
I should've contested you should've contested she should've contested we should've contested you should've contested they should've contested	I should've been contesting you should've been contesting she should've been contesting we should've been contesting you should've been contesting they should've been contesting

Negation

Simple form	V-ing form
I shouldn't contest you shouldn't contest she shouldn't contest we shouldn't contest you shouldn't contest they shouldn't contest	I shouldn't be contesting you shouldn't be contesting she shouldn't be contesting we shouldn't be contesting you shouldn't be contesting they shouldn't be contesting
Perfect	V-ing perfect
I shouldn't have contested you shouldn't have contested she shouldn't have contested we shouldn't have contested you shouldn't have contested they shouldn't have contested	I shouldn't have been contesting you shouldn't have been contesting she shouldn't have been contesting we shouldn't have been contesting you shouldn't have been contesting they shouldn't have been contesting

Interrogative form

Simple form	V-ing form
should I contest? should you contest? should she contest? should we contest? should you contest? should they contest?	should I be contesting? should you be contesting? should she be contesting? should we be contesting? should you be contesting? should they be contesting?
Perfect	V-ing perfect
should I have contested? should you have contested? should she have contested? should we have contested? should you have contested? should they have contested?	should I have been contesting? should you have been contesting? should she have been contesting? should we have been contesting? should you have been contesting? should they have been contesting?

Interro-negative form

Simple form	V-ing form
shouldn't I contest? shouldn't you contest? shouldn't she contest? shouldn't we contest? shouldn't you contest? shouldn't they contest?	shouldn't I be contesting? shouldn't you be contesting? shouldn't she be contesting? shouldn't we be contesting? shouldn't you be contesting? shouldn't they be contesting?
Perfect	V-ing perfect
shouldn't I have contested? shouldn't you have contested? shouldn't she have contested? shouldn't we have contested? shouldn't you have contested? shouldn't they have contested?	shouldn't I have been contesting? shouldn't you have been contesting? shouldn't she have been contesting? shouldn't we have been contesting? shouldn't you have been contesting? shouldn't they have been contesting?