English verb conjugation
COULD OVEREXTRACT

Regular verb: overextract - overextracted - overextracted

Affirmation

Simple form	V-ing form
I could overextract you could overextract she could overextract we could overextract you could overextract they could overextract	I could be overextracting you could be overextracting she could be overextracting we could be overextracting you could be overextracting they could be overextracting
Perfect	V-ing perfect
I could have overextracted you could have overextracted she could have overextracted we could have overextracted you could have overextracted they could have overextracted	I could have been overextracting you could have been overextracting she could have been overextracting we could have been overextracting you could have been overextracting they could have been overextracting

Negation

Simple form	V-ing form
I could not overextract you could not overextract she could not overextract we could not overextract you could not overextract they could not overextract	I could not be overextracting you could not be overextracting she could not be overextracting we could not be overextracting you could not be overextracting they could not be overextracting
Perfect	V-ing perfect
I could not have overextracted you could not have overextracted she could not have overextracted we could not have overextracted you could not have overextracted they could not have overextracted	I could not have been overextracting you could not have been overextracting she could not have been overextracting we could not have been overextracting you could not have been overextracting they could not have been overextracting

Interrogative form

Simple form	V-ing form
could I overextract? could you overextract? could she overextract? could we overextract? could you overextract? could they overextract?	could I be overextracting? could you be overextracting? could she be overextracting? could we be overextracting? could you be overextracting? could they be overextracting?
Perfect	V-ing perfect
could I have overextracted? could you have overextracted? could she have overextracted? could we have overextracted? could you have overextracted? could they have overextracted?	could I have been overextracting? could you have been overextracting? could she have been overextracting? could we have been overextracting? could you have been overextracting? could they have been overextracting?

Interro-negative form

Simple form	V-ing form
could I not overextract? could you not overextract? could she not overextract? could we not overextract? could you not overextract? could they not overextract?	could I not be overextracting? could you not be overextracting? could she not be overextracting? could we not be overextracting? could you not be overextracting? could they not be overextracting?
Perfect	V-ing perfect
could I not have overextracted? could you not have overextracted? could she not have overextracted? could we not have overextracted? could you not have overextracted? could they not have overextracted?	could I not have been overextracting? could you not have been overextracting? could she not have been overextracting? could we not have been overextracting? could you not have been overextracting? could they not have been overextracting?