English verb conjugation
COULD EXCESS

Regular verb: excess - excessed - excessed

Affirmation

Simple form	V-ing form
I could excess you could excess she could excess we could excess you could excess they could excess	I could be excessing you could be excessing she could be excessing we could be excessing you could be excessing they could be excessing
Perfect	V-ing perfect
I could have excessed you could have excessed she could have excessed we could have excessed you could have excessed they could have excessed	I could have been excessing you could have been excessing she could have been excessing we could have been excessing you could have been excessing they could have been excessing

Negation

Simple form	V-ing form
I could not excess you could not excess she could not excess we could not excess you could not excess they could not excess	I could not be excessing you could not be excessing she could not be excessing we could not be excessing you could not be excessing they could not be excessing
Perfect	V-ing perfect
I could not have excessed you could not have excessed she could not have excessed we could not have excessed you could not have excessed they could not have excessed	I could not have been excessing you could not have been excessing she could not have been excessing we could not have been excessing you could not have been excessing they could not have been excessing

Interrogative form

Simple form	V-ing form
could I excess? could you excess? could she excess? could we excess? could you excess? could they excess?	could I be excessing? could you be excessing? could she be excessing? could we be excessing? could you be excessing? could they be excessing?
Perfect	V-ing perfect
could I have excessed? could you have excessed? could she have excessed? could we have excessed? could you have excessed? could they have excessed?	could I have been excessing? could you have been excessing? could she have been excessing? could we have been excessing? could you have been excessing? could they have been excessing?

Interro-negative form

Simple form	V-ing form
could I not excess? could you not excess? could she not excess? could we not excess? could you not excess? could they not excess?	could I not be excessing? could you not be excessing? could she not be excessing? could we not be excessing? could you not be excessing? could they not be excessing?
Perfect	V-ing perfect
could I not have excessed? could you not have excessed? could she not have excessed? could we not have excessed? could you not have excessed? could they not have excessed?	could I not have been excessing? could you not have been excessing? could she not have been excessing? could we not have been excessing? could you not have been excessing? could they not have been excessing?