English verb conjugation
COULD GIRTH

Regular verb: girth - girthed - girthed

Affirmation

Simple form	V-ing form
I could girth you could girth he could girth we could girth you could girth they could girth	I could be girthing you could be girthing he could be girthing we could be girthing you could be girthing they could be girthing
Perfect	V-ing perfect
I could have girthed you could have girthed he could have girthed we could have girthed you could have girthed they could have girthed	I could have been girthing you could have been girthing he could have been girthing we could have been girthing you could have been girthing they could have been girthing

Negation

Simple form	V-ing form
I couldn't girth you couldn't girth he couldn't girth we couldn't girth you couldn't girth they couldn't girth	I couldn't be girthing you couldn't be girthing he couldn't be girthing we couldn't be girthing you couldn't be girthing they couldn't be girthing
Perfect	V-ing perfect
I couldn't have girthed you couldn't have girthed he couldn't have girthed we couldn't have girthed you couldn't have girthed they couldn't have girthed	I couldn't have been girthing you couldn't have been girthing he couldn't have been girthing we couldn't have been girthing you couldn't have been girthing they couldn't have been girthing

Interrogative form

Simple form	V-ing form
could I girth? could you girth? could he girth? could we girth? could you girth? could they girth?	could I be girthing? could you be girthing? could he be girthing? could we be girthing? could you be girthing? could they be girthing?
Perfect	V-ing perfect
could I have girthed? could you have girthed? could he have girthed? could we have girthed? could you have girthed? could they have girthed?	could I have been girthing? could you have been girthing? could he have been girthing? could we have been girthing? could you have been girthing? could they have been girthing?

Interro-negative form

Simple form	V-ing form
couldn't I girth? couldn't you girth? couldn't he girth? couldn't we girth? couldn't you girth? couldn't they girth?	couldn't I be girthing? couldn't you be girthing? couldn't he be girthing? couldn't we be girthing? couldn't you be girthing? couldn't they be girthing?
Perfect	V-ing perfect
couldn't I have girthed? couldn't you have girthed? couldn't he have girthed? couldn't we have girthed? couldn't you have girthed? couldn't they have girthed?	couldn't I have been girthing? couldn't you have been girthing? couldn't he have been girthing? couldn't we have been girthing? couldn't you have been girthing? couldn't they have been girthing?