English verb conjugation
SHOULD SHORTEN

Regular verb: shorten - shortened - shortened

Affirmation

Simple form	V-ing form
I'd shorten you'd shorten she'd shorten we'd shorten you'd shorten they'd shorten	I'd be shortening you'd be shortening she'd be shortening we'd be shortening you'd be shortening they'd be shortening
Perfect	V-ing perfect
I should've shortened you should've shortened she should've shortened we should've shortened you should've shortened they should've shortened	I should've been shortening you should've been shortening she should've been shortening we should've been shortening you should've been shortening they should've been shortening

Negation

Simple form	V-ing form
I shouldn't shorten you shouldn't shorten she shouldn't shorten we shouldn't shorten you shouldn't shorten they shouldn't shorten	I shouldn't be shortening you shouldn't be shortening she shouldn't be shortening we shouldn't be shortening you shouldn't be shortening they shouldn't be shortening
Perfect	V-ing perfect
I shouldn't have shortened you shouldn't have shortened she shouldn't have shortened we shouldn't have shortened you shouldn't have shortened they shouldn't have shortened	I shouldn't have been shortening you shouldn't have been shortening she shouldn't have been shortening we shouldn't have been shortening you shouldn't have been shortening they shouldn't have been shortening

Interrogative form

Simple form	V-ing form
should I shorten? should you shorten? should she shorten? should we shorten? should you shorten? should they shorten?	should I be shortening? should you be shortening? should she be shortening? should we be shortening? should you be shortening? should they be shortening?
Perfect	V-ing perfect
should I have shortened? should you have shortened? should she have shortened? should we have shortened? should you have shortened? should they have shortened?	should I have been shortening? should you have been shortening? should she have been shortening? should we have been shortening? should you have been shortening? should they have been shortening?

Interro-negative form

Simple form	V-ing form
shouldn't I shorten? shouldn't you shorten? shouldn't she shorten? shouldn't we shorten? shouldn't you shorten? shouldn't they shorten?	shouldn't I be shortening? shouldn't you be shortening? shouldn't she be shortening? shouldn't we be shortening? shouldn't you be shortening? shouldn't they be shortening?
Perfect	V-ing perfect
shouldn't I have shortened? shouldn't you have shortened? shouldn't she have shortened? shouldn't we have shortened? shouldn't you have shortened? shouldn't they have shortened?	shouldn't I have been shortening? shouldn't you have been shortening? shouldn't she have been shortening? shouldn't we have been shortening? shouldn't you have been shortening? shouldn't they have been shortening?