English verb conjugation
COULD GLOOM

Regular verb: gloom - gloomed - gloomed

Affirmation

Simple form	V-ing form
I could gloom you could gloom she could gloom we could gloom you could gloom they could gloom	I could be glooming you could be glooming she could be glooming we could be glooming you could be glooming they could be glooming
Perfect	V-ing perfect
I could have gloomed you could have gloomed she could have gloomed we could have gloomed you could have gloomed they could have gloomed	I could have been glooming you could have been glooming she could have been glooming we could have been glooming you could have been glooming they could have been glooming

Negation

Simple form	V-ing form
I could not gloom you could not gloom she could not gloom we could not gloom you could not gloom they could not gloom	I could not be glooming you could not be glooming she could not be glooming we could not be glooming you could not be glooming they could not be glooming
Perfect	V-ing perfect
I could not have gloomed you could not have gloomed she could not have gloomed we could not have gloomed you could not have gloomed they could not have gloomed	I could not have been glooming you could not have been glooming she could not have been glooming we could not have been glooming you could not have been glooming they could not have been glooming

Interrogative form

Simple form	V-ing form
could I gloom? could you gloom? could she gloom? could we gloom? could you gloom? could they gloom?	could I be glooming? could you be glooming? could she be glooming? could we be glooming? could you be glooming? could they be glooming?
Perfect	V-ing perfect
could I have gloomed? could you have gloomed? could she have gloomed? could we have gloomed? could you have gloomed? could they have gloomed?	could I have been glooming? could you have been glooming? could she have been glooming? could we have been glooming? could you have been glooming? could they have been glooming?

Interro-negative form

Simple form	V-ing form
could I not gloom? could you not gloom? could she not gloom? could we not gloom? could you not gloom? could they not gloom?	could I not be glooming? could you not be glooming? could she not be glooming? could we not be glooming? could you not be glooming? could they not be glooming?
Perfect	V-ing perfect
could I not have gloomed? could you not have gloomed? could she not have gloomed? could we not have gloomed? could you not have gloomed? could they not have gloomed?	could I not have been glooming? could you not have been glooming? could she not have been glooming? could we not have been glooming? could you not have been glooming? could they not have been glooming?