English verb conjugation
COULD DROOP

Regular verb: droop - drooped - drooped

Affirmation

Simple form	V-ing form
I could droop you could droop he could droop we could droop you could droop they could droop	I could be drooping you could be drooping he could be drooping we could be drooping you could be drooping they could be drooping
Perfect	V-ing perfect
I could have drooped you could have drooped he could have drooped we could have drooped you could have drooped they could have drooped	I could have been drooping you could have been drooping he could have been drooping we could have been drooping you could have been drooping they could have been drooping

Negation

Simple form	V-ing form
I could not droop you could not droop he could not droop we could not droop you could not droop they could not droop	I could not be drooping you could not be drooping he could not be drooping we could not be drooping you could not be drooping they could not be drooping
Perfect	V-ing perfect
I could not have drooped you could not have drooped he could not have drooped we could not have drooped you could not have drooped they could not have drooped	I could not have been drooping you could not have been drooping he could not have been drooping we could not have been drooping you could not have been drooping they could not have been drooping

Interrogative form

Simple form	V-ing form
could I droop? could you droop? could he droop? could we droop? could you droop? could they droop?	could I be drooping? could you be drooping? could he be drooping? could we be drooping? could you be drooping? could they be drooping?
Perfect	V-ing perfect
could I have drooped? could you have drooped? could he have drooped? could we have drooped? could you have drooped? could they have drooped?	could I have been drooping? could you have been drooping? could he have been drooping? could we have been drooping? could you have been drooping? could they have been drooping?

Interro-negative form

Simple form	V-ing form
could I not droop? could you not droop? could he not droop? could we not droop? could you not droop? could they not droop?	could I not be drooping? could you not be drooping? could he not be drooping? could we not be drooping? could you not be drooping? could they not be drooping?
Perfect	V-ing perfect
could I not have drooped? could you not have drooped? could he not have drooped? could we not have drooped? could you not have drooped? could they not have drooped?	could I not have been drooping? could you not have been drooping? could he not have been drooping? could we not have been drooping? could you not have been drooping? could they not have been drooping?