English verb conjugation
COULD OVERFULFILL

Regular verb: overfulfill - overfulfilled - overfulfilled

Affirmation

Simple form	V-ing form
I could overfulfill you could overfulfill he could overfulfill we could overfulfill you could overfulfill they could overfulfill	I could be overfulfilling you could be overfulfilling he could be overfulfilling we could be overfulfilling you could be overfulfilling they could be overfulfilling
Perfect	V-ing perfect
I could have overfulfilled you could have overfulfilled he could have overfulfilled we could have overfulfilled you could have overfulfilled they could have overfulfilled	I could have been overfulfilling you could have been overfulfilling he could have been overfulfilling we could have been overfulfilling you could have been overfulfilling they could have been overfulfilling

Negation

Simple form	V-ing form
I could not overfulfill you could not overfulfill he could not overfulfill we could not overfulfill you could not overfulfill they could not overfulfill	I could not be overfulfilling you could not be overfulfilling he could not be overfulfilling we could not be overfulfilling you could not be overfulfilling they could not be overfulfilling
Perfect	V-ing perfect
I could not have overfulfilled you could not have overfulfilled he could not have overfulfilled we could not have overfulfilled you could not have overfulfilled they could not have overfulfilled	I could not have been overfulfilling you could not have been overfulfilling he could not have been overfulfilling we could not have been overfulfilling you could not have been overfulfilling they could not have been overfulfilling

Interrogative form

Simple form	V-ing form
could I overfulfill? could you overfulfill? could he overfulfill? could we overfulfill? could you overfulfill? could they overfulfill?	could I be overfulfilling? could you be overfulfilling? could he be overfulfilling? could we be overfulfilling? could you be overfulfilling? could they be overfulfilling?
Perfect	V-ing perfect
could I have overfulfilled? could you have overfulfilled? could he have overfulfilled? could we have overfulfilled? could you have overfulfilled? could they have overfulfilled?	could I have been overfulfilling? could you have been overfulfilling? could he have been overfulfilling? could we have been overfulfilling? could you have been overfulfilling? could they have been overfulfilling?

Interro-negative form

Simple form	V-ing form
could I not overfulfill? could you not overfulfill? could he not overfulfill? could we not overfulfill? could you not overfulfill? could they not overfulfill?	could I not be overfulfilling? could you not be overfulfilling? could he not be overfulfilling? could we not be overfulfilling? could you not be overfulfilling? could they not be overfulfilling?
Perfect	V-ing perfect
could I not have overfulfilled? could you not have overfulfilled? could he not have overfulfilled? could we not have overfulfilled? could you not have overfulfilled? could they not have overfulfilled?	could I not have been overfulfilling? could you not have been overfulfilling? could he not have been overfulfilling? could we not have been overfulfilling? could you not have been overfulfilling? could they not have been overfulfilling?