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