English verb conjugation
CAN DROOP

Regular verb: droop - drooped - drooped

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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