English verb conjugation
SHOULD UNDERREPORT

Regular verb: underreport - underreported - underreported

Affirmation

Simple form	V-ing form
I'd underreport you'd underreport he'd underreport we'd underreport you'd underreport they'd underreport	I'd be underreporting you'd be underreporting he'd be underreporting we'd be underreporting you'd be underreporting they'd be underreporting
Perfect	V-ing perfect
I should've underreported you should've underreported he should've underreported we should've underreported you should've underreported they should've underreported	I should've been underreporting you should've been underreporting he should've been underreporting we should've been underreporting you should've been underreporting they should've been underreporting

Negation

Simple form	V-ing form
I shouldn't underreport you shouldn't underreport he shouldn't underreport we shouldn't underreport you shouldn't underreport they shouldn't underreport	I shouldn't be underreporting you shouldn't be underreporting he shouldn't be underreporting we shouldn't be underreporting you shouldn't be underreporting they shouldn't be underreporting
Perfect	V-ing perfect
I shouldn't have underreported you shouldn't have underreported he shouldn't have underreported we shouldn't have underreported you shouldn't have underreported they shouldn't have underreported	I shouldn't have been underreporting you shouldn't have been underreporting he shouldn't have been underreporting we shouldn't have been underreporting you shouldn't have been underreporting they shouldn't have been underreporting

Interrogative form

Simple form	V-ing form
should I underreport? should you underreport? should he underreport? should we underreport? should you underreport? should they underreport?	should I be underreporting? should you be underreporting? should he be underreporting? should we be underreporting? should you be underreporting? should they be underreporting?
Perfect	V-ing perfect
should I have underreported? should you have underreported? should he have underreported? should we have underreported? should you have underreported? should they have underreported?	should I have been underreporting? should you have been underreporting? should he have been underreporting? should we have been underreporting? should you have been underreporting? should they have been underreporting?

Interro-negative form

Simple form	V-ing form
shouldn't I underreport? shouldn't you underreport? shouldn't he underreport? shouldn't we underreport? shouldn't you underreport? shouldn't they underreport?	shouldn't I be underreporting? shouldn't you be underreporting? shouldn't he be underreporting? shouldn't we be underreporting? shouldn't you be underreporting? shouldn't they be underreporting?
Perfect	V-ing perfect
shouldn't I have underreported? shouldn't you have underreported? shouldn't he have underreported? shouldn't we have underreported? shouldn't you have underreported? shouldn't they have underreported?	shouldn't I have been underreporting? shouldn't you have been underreporting? shouldn't he have been underreporting? shouldn't we have been underreporting? shouldn't you have been underreporting? shouldn't they have been underreporting?