English verb conjugation
COULD DEBASE

Regular verb: debase - debased - debased

Affirmation

Simple form	V-ing form
I could debase you could debase he could debase we could debase you could debase they could debase	I could be debasing you could be debasing he could be debasing we could be debasing you could be debasing they could be debasing
Perfect	V-ing perfect
I could have debased you could have debased he could have debased we could have debased you could have debased they could have debased	I could have been debasing you could have been debasing he could have been debasing we could have been debasing you could have been debasing they could have been debasing

Negation

Simple form	V-ing form
I couldn't debase you couldn't debase he couldn't debase we couldn't debase you couldn't debase they couldn't debase	I couldn't be debasing you couldn't be debasing he couldn't be debasing we couldn't be debasing you couldn't be debasing they couldn't be debasing
Perfect	V-ing perfect
I couldn't have debased you couldn't have debased he couldn't have debased we couldn't have debased you couldn't have debased they couldn't have debased	I couldn't have been debasing you couldn't have been debasing he couldn't have been debasing we couldn't have been debasing you couldn't have been debasing they couldn't have been debasing

Interrogative form

Simple form	V-ing form
could I debase? could you debase? could he debase? could we debase? could you debase? could they debase?	could I be debasing? could you be debasing? could he be debasing? could we be debasing? could you be debasing? could they be debasing?
Perfect	V-ing perfect
could I have debased? could you have debased? could he have debased? could we have debased? could you have debased? could they have debased?	could I have been debasing? could you have been debasing? could he have been debasing? could we have been debasing? could you have been debasing? could they have been debasing?

Interro-negative form

Simple form	V-ing form
couldn't I debase? couldn't you debase? couldn't he debase? couldn't we debase? couldn't you debase? couldn't they debase?	couldn't I be debasing? couldn't you be debasing? couldn't he be debasing? couldn't we be debasing? couldn't you be debasing? couldn't they be debasing?
Perfect	V-ing perfect
couldn't I have debased? couldn't you have debased? couldn't he have debased? couldn't we have debased? couldn't you have debased? couldn't they have debased?	couldn't I have been debasing? couldn't you have been debasing? couldn't he have been debasing? couldn't we have been debasing? couldn't you have been debasing? couldn't they have been debasing?