English verb conjugation
SHOULD IMPOUND

Regular verb: impound - impounded - impounded

Affirmation

Simple form	V-ing form
I'd impound you'd impound he'd impound we'd impound you'd impound they'd impound	I'd be impounding you'd be impounding he'd be impounding we'd be impounding you'd be impounding they'd be impounding
Perfect	V-ing perfect
I should've impounded you should've impounded he should've impounded we should've impounded you should've impounded they should've impounded	I should've been impounding you should've been impounding he should've been impounding we should've been impounding you should've been impounding they should've been impounding

Negation

Simple form	V-ing form
I shouldn't impound you shouldn't impound he shouldn't impound we shouldn't impound you shouldn't impound they shouldn't impound	I shouldn't be impounding you shouldn't be impounding he shouldn't be impounding we shouldn't be impounding you shouldn't be impounding they shouldn't be impounding
Perfect	V-ing perfect
I shouldn't have impounded you shouldn't have impounded he shouldn't have impounded we shouldn't have impounded you shouldn't have impounded they shouldn't have impounded	I shouldn't have been impounding you shouldn't have been impounding he shouldn't have been impounding we shouldn't have been impounding you shouldn't have been impounding they shouldn't have been impounding

Interrogative form

Simple form	V-ing form
should I impound? should you impound? should he impound? should we impound? should you impound? should they impound?	should I be impounding? should you be impounding? should he be impounding? should we be impounding? should you be impounding? should they be impounding?
Perfect	V-ing perfect
should I have impounded? should you have impounded? should he have impounded? should we have impounded? should you have impounded? should they have impounded?	should I have been impounding? should you have been impounding? should he have been impounding? should we have been impounding? should you have been impounding? should they have been impounding?

Interro-negative form

Simple form	V-ing form
shouldn't I impound? shouldn't you impound? shouldn't he impound? shouldn't we impound? shouldn't you impound? shouldn't they impound?	shouldn't I be impounding? shouldn't you be impounding? shouldn't he be impounding? shouldn't we be impounding? shouldn't you be impounding? shouldn't they be impounding?
Perfect	V-ing perfect
shouldn't I have impounded? shouldn't you have impounded? shouldn't he have impounded? shouldn't we have impounded? shouldn't you have impounded? shouldn't they have impounded?	shouldn't I have been impounding? shouldn't you have been impounding? shouldn't he have been impounding? shouldn't we have been impounding? shouldn't you have been impounding? shouldn't they have been impounding?