English verb conjugation
COULD CORUSCATE

Regular verb: coruscate - coruscated - coruscated

Affirmation

Simple form	V-ing form
I could coruscate you could coruscate he could coruscate we could coruscate you could coruscate they could coruscate	I could be coruscating you could be coruscating he could be coruscating we could be coruscating you could be coruscating they could be coruscating
Perfect	V-ing perfect
I could have coruscated you could have coruscated he could have coruscated we could have coruscated you could have coruscated they could have coruscated	I could have been coruscating you could have been coruscating he could have been coruscating we could have been coruscating you could have been coruscating they could have been coruscating

Negation

Simple form	V-ing form
I could not coruscate you could not coruscate he could not coruscate we could not coruscate you could not coruscate they could not coruscate	I could not be coruscating you could not be coruscating he could not be coruscating we could not be coruscating you could not be coruscating they could not be coruscating
Perfect	V-ing perfect
I could not have coruscated you could not have coruscated he could not have coruscated we could not have coruscated you could not have coruscated they could not have coruscated	I could not have been coruscating you could not have been coruscating he could not have been coruscating we could not have been coruscating you could not have been coruscating they could not have been coruscating

Interrogative form

Simple form	V-ing form
could I coruscate? could you coruscate? could he coruscate? could we coruscate? could you coruscate? could they coruscate?	could I be coruscating? could you be coruscating? could he be coruscating? could we be coruscating? could you be coruscating? could they be coruscating?
Perfect	V-ing perfect
could I have coruscated? could you have coruscated? could he have coruscated? could we have coruscated? could you have coruscated? could they have coruscated?	could I have been coruscating? could you have been coruscating? could he have been coruscating? could we have been coruscating? could you have been coruscating? could they have been coruscating?

Interro-negative form

Simple form	V-ing form
could I not coruscate? could you not coruscate? could he not coruscate? could we not coruscate? could you not coruscate? could they not coruscate?	could I not be coruscating? could you not be coruscating? could he not be coruscating? could we not be coruscating? could you not be coruscating? could they not be coruscating?
Perfect	V-ing perfect
could I not have coruscated? could you not have coruscated? could he not have coruscated? could we not have coruscated? could you not have coruscated? could they not have coruscated?	could I not have been coruscating? could you not have been coruscating? could he not have been coruscating? could we not have been coruscating? could you not have been coruscating? could they not have been coruscating?