English verb conjugation
COULD OVERINVEST

Regular verb: overinvest - overinvested - overinvested

Affirmation

Simple form	V-ing form
I could overinvest you could overinvest she could overinvest we could overinvest you could overinvest they could overinvest	I could be overinvesting you could be overinvesting she could be overinvesting we could be overinvesting you could be overinvesting they could be overinvesting
Perfect	V-ing perfect
I could have overinvested you could have overinvested she could have overinvested we could have overinvested you could have overinvested they could have overinvested	I could have been overinvesting you could have been overinvesting she could have been overinvesting we could have been overinvesting you could have been overinvesting they could have been overinvesting

Negation

Simple form	V-ing form
I could not overinvest you could not overinvest she could not overinvest we could not overinvest you could not overinvest they could not overinvest	I could not be overinvesting you could not be overinvesting she could not be overinvesting we could not be overinvesting you could not be overinvesting they could not be overinvesting
Perfect	V-ing perfect
I could not have overinvested you could not have overinvested she could not have overinvested we could not have overinvested you could not have overinvested they could not have overinvested	I could not have been overinvesting you could not have been overinvesting she could not have been overinvesting we could not have been overinvesting you could not have been overinvesting they could not have been overinvesting

Interrogative form

Simple form	V-ing form
could I overinvest? could you overinvest? could she overinvest? could we overinvest? could you overinvest? could they overinvest?	could I be overinvesting? could you be overinvesting? could she be overinvesting? could we be overinvesting? could you be overinvesting? could they be overinvesting?
Perfect	V-ing perfect
could I have overinvested? could you have overinvested? could she have overinvested? could we have overinvested? could you have overinvested? could they have overinvested?	could I have been overinvesting? could you have been overinvesting? could she have been overinvesting? could we have been overinvesting? could you have been overinvesting? could they have been overinvesting?

Interro-negative form

Simple form	V-ing form
could I not overinvest? could you not overinvest? could she not overinvest? could we not overinvest? could you not overinvest? could they not overinvest?	could I not be overinvesting? could you not be overinvesting? could she not be overinvesting? could we not be overinvesting? could you not be overinvesting? could they not be overinvesting?
Perfect	V-ing perfect
could I not have overinvested? could you not have overinvested? could she not have overinvested? could we not have overinvested? could you not have overinvested? could they not have overinvested?	could I not have been overinvesting? could you not have been overinvesting? could she not have been overinvesting? could we not have been overinvesting? could you not have been overinvesting? could they not have been overinvesting?