English verb conjugation
COULD PRATTLE

Regular verb: prattle - prattled - prattled

Affirmation

Simple form	V-ing form
I could prattle you could prattle she could prattle we could prattle you could prattle they could prattle	I could be prattling you could be prattling she could be prattling we could be prattling you could be prattling they could be prattling
Perfect	V-ing perfect
I could have prattled you could have prattled she could have prattled we could have prattled you could have prattled they could have prattled	I could have been prattling you could have been prattling she could have been prattling we could have been prattling you could have been prattling they could have been prattling

Negation

Simple form	V-ing form
I could not prattle you could not prattle she could not prattle we could not prattle you could not prattle they could not prattle	I could not be prattling you could not be prattling she could not be prattling we could not be prattling you could not be prattling they could not be prattling
Perfect	V-ing perfect
I could not have prattled you could not have prattled she could not have prattled we could not have prattled you could not have prattled they could not have prattled	I could not have been prattling you could not have been prattling she could not have been prattling we could not have been prattling you could not have been prattling they could not have been prattling

Interrogative form

Simple form	V-ing form
could I prattle? could you prattle? could she prattle? could we prattle? could you prattle? could they prattle?	could I be prattling? could you be prattling? could she be prattling? could we be prattling? could you be prattling? could they be prattling?
Perfect	V-ing perfect
could I have prattled? could you have prattled? could she have prattled? could we have prattled? could you have prattled? could they have prattled?	could I have been prattling? could you have been prattling? could she have been prattling? could we have been prattling? could you have been prattling? could they have been prattling?

Interro-negative form

Simple form	V-ing form
could I not prattle? could you not prattle? could she not prattle? could we not prattle? could you not prattle? could they not prattle?	could I not be prattling? could you not be prattling? could she not be prattling? could we not be prattling? could you not be prattling? could they not be prattling?
Perfect	V-ing perfect
could I not have prattled? could you not have prattled? could she not have prattled? could we not have prattled? could you not have prattled? could they not have prattled?	could I not have been prattling? could you not have been prattling? could she not have been prattling? could we not have been prattling? could you not have been prattling? could they not have been prattling?