English verb conjugation
COULD OVERSELL

Irregular verb: oversell - oversold - oversold

Affirmation

Simple form	V-ing form
I could oversell you could oversell he could oversell we could oversell you could oversell they could oversell	I could be overselling you could be overselling he could be overselling we could be overselling you could be overselling they could be overselling
Perfect	V-ing perfect
I could have oversold you could have oversold he could have oversold we could have oversold you could have oversold they could have oversold	I could have been overselling you could have been overselling he could have been overselling we could have been overselling you could have been overselling they could have been overselling

Negation

Simple form	V-ing form
I could not oversell you could not oversell he could not oversell we could not oversell you could not oversell they could not oversell	I could not be overselling you could not be overselling he could not be overselling we could not be overselling you could not be overselling they could not be overselling
Perfect	V-ing perfect
I could not have oversold you could not have oversold he could not have oversold we could not have oversold you could not have oversold they could not have oversold	I could not have been overselling you could not have been overselling he could not have been overselling we could not have been overselling you could not have been overselling they could not have been overselling

Interrogative form

Simple form	V-ing form
could I oversell? could you oversell? could he oversell? could we oversell? could you oversell? could they oversell?	could I be overselling? could you be overselling? could he be overselling? could we be overselling? could you be overselling? could they be overselling?
Perfect	V-ing perfect
could I have oversold? could you have oversold? could he have oversold? could we have oversold? could you have oversold? could they have oversold?	could I have been overselling? could you have been overselling? could he have been overselling? could we have been overselling? could you have been overselling? could they have been overselling?

Interro-negative form

Simple form	V-ing form
could I not oversell? could you not oversell? could he not oversell? could we not oversell? could you not oversell? could they not oversell?	could I not be overselling? could you not be overselling? could he not be overselling? could we not be overselling? could you not be overselling? could they not be overselling?
Perfect	V-ing perfect
could I not have oversold? could you not have oversold? could he not have oversold? could we not have oversold? could you not have oversold? could they not have oversold?	could I not have been overselling? could you not have been overselling? could he not have been overselling? could we not have been overselling? could you not have been overselling? could they not have been overselling?