English verb conjugation
COULD UNEARTH

Regular verb: unearth - unearthed - unearthed

Affirmation

Simple form	V-ing form
I could unearth you could unearth she could unearth we could unearth you could unearth they could unearth	I could be unearthing you could be unearthing she could be unearthing we could be unearthing you could be unearthing they could be unearthing
Perfect	V-ing perfect
I could have unearthed you could have unearthed she could have unearthed we could have unearthed you could have unearthed they could have unearthed	I could have been unearthing you could have been unearthing she could have been unearthing we could have been unearthing you could have been unearthing they could have been unearthing

Negation

Simple form	V-ing form
I couldn't unearth you couldn't unearth she couldn't unearth we couldn't unearth you couldn't unearth they couldn't unearth	I couldn't be unearthing you couldn't be unearthing she couldn't be unearthing we couldn't be unearthing you couldn't be unearthing they couldn't be unearthing
Perfect	V-ing perfect
I couldn't have unearthed you couldn't have unearthed she couldn't have unearthed we couldn't have unearthed you couldn't have unearthed they couldn't have unearthed	I couldn't have been unearthing you couldn't have been unearthing she couldn't have been unearthing we couldn't have been unearthing you couldn't have been unearthing they couldn't have been unearthing

Interrogative form

Simple form	V-ing form
could I unearth? could you unearth? could she unearth? could we unearth? could you unearth? could they unearth?	could I be unearthing? could you be unearthing? could she be unearthing? could we be unearthing? could you be unearthing? could they be unearthing?
Perfect	V-ing perfect
could I have unearthed? could you have unearthed? could she have unearthed? could we have unearthed? could you have unearthed? could they have unearthed?	could I have been unearthing? could you have been unearthing? could she have been unearthing? could we have been unearthing? could you have been unearthing? could they have been unearthing?

Interro-negative form

Simple form	V-ing form
couldn't I unearth? couldn't you unearth? couldn't she unearth? couldn't we unearth? couldn't you unearth? couldn't they unearth?	couldn't I be unearthing? couldn't you be unearthing? couldn't she be unearthing? couldn't we be unearthing? couldn't you be unearthing? couldn't they be unearthing?
Perfect	V-ing perfect
couldn't I have unearthed? couldn't you have unearthed? couldn't she have unearthed? couldn't we have unearthed? couldn't you have unearthed? couldn't they have unearthed?	couldn't I have been unearthing? couldn't you have been unearthing? couldn't she have been unearthing? couldn't we have been unearthing? couldn't you have been unearthing? couldn't they have been unearthing?