English verb conjugation
SHOULD EXPOUND

Regular verb: expound - expounded - expounded

Affirmation

Simple form	V-ing form
I'd expound you'd expound he'd expound we'd expound you'd expound they'd expound	I'd be expounding you'd be expounding he'd be expounding we'd be expounding you'd be expounding they'd be expounding
Perfect	V-ing perfect
I should've expounded you should've expounded he should've expounded we should've expounded you should've expounded they should've expounded	I should've been expounding you should've been expounding he should've been expounding we should've been expounding you should've been expounding they should've been expounding

Negation

Simple form	V-ing form
I shouldn't expound you shouldn't expound he shouldn't expound we shouldn't expound you shouldn't expound they shouldn't expound	I shouldn't be expounding you shouldn't be expounding he shouldn't be expounding we shouldn't be expounding you shouldn't be expounding they shouldn't be expounding
Perfect	V-ing perfect
I shouldn't have expounded you shouldn't have expounded he shouldn't have expounded we shouldn't have expounded you shouldn't have expounded they shouldn't have expounded	I shouldn't have been expounding you shouldn't have been expounding he shouldn't have been expounding we shouldn't have been expounding you shouldn't have been expounding they shouldn't have been expounding

Interrogative form

Simple form	V-ing form
should I expound? should you expound? should he expound? should we expound? should you expound? should they expound?	should I be expounding? should you be expounding? should he be expounding? should we be expounding? should you be expounding? should they be expounding?
Perfect	V-ing perfect
should I have expounded? should you have expounded? should he have expounded? should we have expounded? should you have expounded? should they have expounded?	should I have been expounding? should you have been expounding? should he have been expounding? should we have been expounding? should you have been expounding? should they have been expounding?

Interro-negative form

Simple form	V-ing form
shouldn't I expound? shouldn't you expound? shouldn't he expound? shouldn't we expound? shouldn't you expound? shouldn't they expound?	shouldn't I be expounding? shouldn't you be expounding? shouldn't he be expounding? shouldn't we be expounding? shouldn't you be expounding? shouldn't they be expounding?
Perfect	V-ing perfect
shouldn't I have expounded? shouldn't you have expounded? shouldn't he have expounded? shouldn't we have expounded? shouldn't you have expounded? shouldn't they have expounded?	shouldn't I have been expounding? shouldn't you have been expounding? shouldn't he have been expounding? shouldn't we have been expounding? shouldn't you have been expounding? shouldn't they have been expounding?