English verb conjugation
COULD PRONOUNCE

Regular verb: pronounce - pronounced - pronounced

Affirmation

Simple form	V-ing form
I could pronounce you could pronounce he could pronounce we could pronounce you could pronounce they could pronounce	I could be pronouncing you could be pronouncing he could be pronouncing we could be pronouncing you could be pronouncing they could be pronouncing
Perfect	V-ing perfect
I could have pronounced you could have pronounced he could have pronounced we could have pronounced you could have pronounced they could have pronounced	I could have been pronouncing you could have been pronouncing he could have been pronouncing we could have been pronouncing you could have been pronouncing they could have been pronouncing

Negation

Simple form	V-ing form
I could not pronounce you could not pronounce he could not pronounce we could not pronounce you could not pronounce they could not pronounce	I could not be pronouncing you could not be pronouncing he could not be pronouncing we could not be pronouncing you could not be pronouncing they could not be pronouncing
Perfect	V-ing perfect
I could not have pronounced you could not have pronounced he could not have pronounced we could not have pronounced you could not have pronounced they could not have pronounced	I could not have been pronouncing you could not have been pronouncing he could not have been pronouncing we could not have been pronouncing you could not have been pronouncing they could not have been pronouncing

Interrogative form

Simple form	V-ing form
could I pronounce? could you pronounce? could he pronounce? could we pronounce? could you pronounce? could they pronounce?	could I be pronouncing? could you be pronouncing? could he be pronouncing? could we be pronouncing? could you be pronouncing? could they be pronouncing?
Perfect	V-ing perfect
could I have pronounced? could you have pronounced? could he have pronounced? could we have pronounced? could you have pronounced? could they have pronounced?	could I have been pronouncing? could you have been pronouncing? could he have been pronouncing? could we have been pronouncing? could you have been pronouncing? could they have been pronouncing?

Interro-negative form

Simple form	V-ing form
could I not pronounce? could you not pronounce? could he not pronounce? could we not pronounce? could you not pronounce? could they not pronounce?	could I not be pronouncing? could you not be pronouncing? could he not be pronouncing? could we not be pronouncing? could you not be pronouncing? could they not be pronouncing?
Perfect	V-ing perfect
could I not have pronounced? could you not have pronounced? could he not have pronounced? could we not have pronounced? could you not have pronounced? could they not have pronounced?	could I not have been pronouncing? could you not have been pronouncing? could he not have been pronouncing? could we not have been pronouncing? could you not have been pronouncing? could they not have been pronouncing?