English verb conjugation
CAN UNDERREPORT

Regular verb: underreport - underreported - underreported

Affirmation

Simple form	V-ing form
I can underreport you can underreport she can underreport we can underreport you can underreport they can underreport	I can be underreporting you can be underreporting she can be underreporting we can be underreporting you can be underreporting they can be underreporting
Perfect	V-ing perfect
I can have underreported you can have underreported she can have underreported we can have underreported you can have underreported they can have underreported	I can have been underreporting you can have been underreporting she can have been underreporting we can have been underreporting you can have been underreporting they can have been underreporting

Negation

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

Interrogative form

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

Interro-negative form

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