English verb conjugation
COULD VALUATE

Regular verb: valuate - valuated - valuated

Affirmation

Simple form	V-ing form
I could valuate you could valuate he could valuate we could valuate you could valuate they could valuate	I could be valuating you could be valuating he could be valuating we could be valuating you could be valuating they could be valuating
Perfect	V-ing perfect
I could have valuated you could have valuated he could have valuated we could have valuated you could have valuated they could have valuated	I could have been valuating you could have been valuating he could have been valuating we could have been valuating you could have been valuating they could have been valuating

Negation

Simple form	V-ing form
I could not valuate you could not valuate he could not valuate we could not valuate you could not valuate they could not valuate	I could not be valuating you could not be valuating he could not be valuating we could not be valuating you could not be valuating they could not be valuating
Perfect	V-ing perfect
I could not have valuated you could not have valuated he could not have valuated we could not have valuated you could not have valuated they could not have valuated	I could not have been valuating you could not have been valuating he could not have been valuating we could not have been valuating you could not have been valuating they could not have been valuating

Interrogative form

Simple form	V-ing form
could I valuate? could you valuate? could he valuate? could we valuate? could you valuate? could they valuate?	could I be valuating? could you be valuating? could he be valuating? could we be valuating? could you be valuating? could they be valuating?
Perfect	V-ing perfect
could I have valuated? could you have valuated? could he have valuated? could we have valuated? could you have valuated? could they have valuated?	could I have been valuating? could you have been valuating? could he have been valuating? could we have been valuating? could you have been valuating? could they have been valuating?

Interro-negative form

Simple form	V-ing form
could I not valuate? could you not valuate? could he not valuate? could we not valuate? could you not valuate? could they not valuate?	could I not be valuating? could you not be valuating? could he not be valuating? could we not be valuating? could you not be valuating? could they not be valuating?
Perfect	V-ing perfect
could I not have valuated? could you not have valuated? could he not have valuated? could we not have valuated? could you not have valuated? could they not have valuated?	could I not have been valuating? could you not have been valuating? could he not have been valuating? could we not have been valuating? could you not have been valuating? could they not have been valuating?