English verb conjugation
COULD UNDERPLAY

Regular verb: underplay - underplayed - underplayed

Affirmation

Simple form	V-ing form
I could underplay you could underplay she could underplay we could underplay you could underplay they could underplay	I could be underplaying you could be underplaying she could be underplaying we could be underplaying you could be underplaying they could be underplaying
Perfect	V-ing perfect
I could have underplayed you could have underplayed she could have underplayed we could have underplayed you could have underplayed they could have underplayed	I could have been underplaying you could have been underplaying she could have been underplaying we could have been underplaying you could have been underplaying they could have been underplaying

Negation

Simple form	V-ing form
I couldn't underplay you couldn't underplay she couldn't underplay we couldn't underplay you couldn't underplay they couldn't underplay	I couldn't be underplaying you couldn't be underplaying she couldn't be underplaying we couldn't be underplaying you couldn't be underplaying they couldn't be underplaying
Perfect	V-ing perfect
I couldn't have underplayed you couldn't have underplayed she couldn't have underplayed we couldn't have underplayed you couldn't have underplayed they couldn't have underplayed	I couldn't have been underplaying you couldn't have been underplaying she couldn't have been underplaying we couldn't have been underplaying you couldn't have been underplaying they couldn't have been underplaying

Interrogative form

Simple form	V-ing form
could I underplay? could you underplay? could she underplay? could we underplay? could you underplay? could they underplay?	could I be underplaying? could you be underplaying? could she be underplaying? could we be underplaying? could you be underplaying? could they be underplaying?
Perfect	V-ing perfect
could I have underplayed? could you have underplayed? could she have underplayed? could we have underplayed? could you have underplayed? could they have underplayed?	could I have been underplaying? could you have been underplaying? could she have been underplaying? could we have been underplaying? could you have been underplaying? could they have been underplaying?

Interro-negative form

Simple form	V-ing form
couldn't I underplay? couldn't you underplay? couldn't she underplay? couldn't we underplay? couldn't you underplay? couldn't they underplay?	couldn't I be underplaying? couldn't you be underplaying? couldn't she be underplaying? couldn't we be underplaying? couldn't you be underplaying? couldn't they be underplaying?
Perfect	V-ing perfect
couldn't I have underplayed? couldn't you have underplayed? couldn't she have underplayed? couldn't we have underplayed? couldn't you have underplayed? couldn't they have underplayed?	couldn't I have been underplaying? couldn't you have been underplaying? couldn't she have been underplaying? couldn't we have been underplaying? couldn't you have been underplaying? couldn't they have been underplaying?