English verb conjugation
COULD OVERUSE

Regular verb: overuse - overused - overused

Affirmation

Simple form	V-ing form
I could overuse you could overuse he could overuse we could overuse you could overuse they could overuse	I could be overusing you could be overusing he could be overusing we could be overusing you could be overusing they could be overusing
Perfect	V-ing perfect
I could have overused you could have overused he could have overused we could have overused you could have overused they could have overused	I could have been overusing you could have been overusing he could have been overusing we could have been overusing you could have been overusing they could have been overusing

Negation

Simple form	V-ing form
I could not overuse you could not overuse he could not overuse we could not overuse you could not overuse they could not overuse	I could not be overusing you could not be overusing he could not be overusing we could not be overusing you could not be overusing they could not be overusing
Perfect	V-ing perfect
I could not have overused you could not have overused he could not have overused we could not have overused you could not have overused they could not have overused	I could not have been overusing you could not have been overusing he could not have been overusing we could not have been overusing you could not have been overusing they could not have been overusing

Interrogative form

Simple form	V-ing form
could I overuse? could you overuse? could he overuse? could we overuse? could you overuse? could they overuse?	could I be overusing? could you be overusing? could he be overusing? could we be overusing? could you be overusing? could they be overusing?
Perfect	V-ing perfect
could I have overused? could you have overused? could he have overused? could we have overused? could you have overused? could they have overused?	could I have been overusing? could you have been overusing? could he have been overusing? could we have been overusing? could you have been overusing? could they have been overusing?

Interro-negative form

Simple form	V-ing form
could I not overuse? could you not overuse? could he not overuse? could we not overuse? could you not overuse? could they not overuse?	could I not be overusing? could you not be overusing? could he not be overusing? could we not be overusing? could you not be overusing? could they not be overusing?
Perfect	V-ing perfect
could I not have overused? could you not have overused? could he not have overused? could we not have overused? could you not have overused? could they not have overused?	could I not have been overusing? could you not have been overusing? could he not have been overusing? could we not have been overusing? could you not have been overusing? could they not have been overusing?