English verb conjugation
COULD PRATE

Regular verb: prate - prated - prated

Affirmation

Simple form	V-ing form
I could prate you could prate she could prate we could prate you could prate they could prate	I could be prating you could be prating she could be prating we could be prating you could be prating they could be prating
Perfect	V-ing perfect
I could have prated you could have prated she could have prated we could have prated you could have prated they could have prated	I could have been prating you could have been prating she could have been prating we could have been prating you could have been prating they could have been prating

Negation

Simple form	V-ing form
I couldn't prate you couldn't prate she couldn't prate we couldn't prate you couldn't prate they couldn't prate	I couldn't be prating you couldn't be prating she couldn't be prating we couldn't be prating you couldn't be prating they couldn't be prating
Perfect	V-ing perfect
I couldn't have prated you couldn't have prated she couldn't have prated we couldn't have prated you couldn't have prated they couldn't have prated	I couldn't have been prating you couldn't have been prating she couldn't have been prating we couldn't have been prating you couldn't have been prating they couldn't have been prating

Interrogative form

Simple form	V-ing form
could I prate? could you prate? could she prate? could we prate? could you prate? could they prate?	could I be prating? could you be prating? could she be prating? could we be prating? could you be prating? could they be prating?
Perfect	V-ing perfect
could I have prated? could you have prated? could she have prated? could we have prated? could you have prated? could they have prated?	could I have been prating? could you have been prating? could she have been prating? could we have been prating? could you have been prating? could they have been prating?

Interro-negative form

Simple form	V-ing form
couldn't I prate? couldn't you prate? couldn't she prate? couldn't we prate? couldn't you prate? couldn't they prate?	couldn't I be prating? couldn't you be prating? couldn't she be prating? couldn't we be prating? couldn't you be prating? couldn't they be prating?
Perfect	V-ing perfect
couldn't I have prated? couldn't you have prated? couldn't she have prated? couldn't we have prated? couldn't you have prated? couldn't they have prated?	couldn't I have been prating? couldn't you have been prating? couldn't she have been prating? couldn't we have been prating? couldn't you have been prating? couldn't they have been prating?