English verb conjugation
SHOULD PREWEIGH

Regular verb: preweigh - preweighed - preweighed

Affirmation

Simple form	V-ing form
I'd preweigh you'd preweigh she'd preweigh we'd preweigh you'd preweigh they'd preweigh	I'd be preweighing you'd be preweighing she'd be preweighing we'd be preweighing you'd be preweighing they'd be preweighing
Perfect	V-ing perfect
I should've preweighed you should've preweighed she should've preweighed we should've preweighed you should've preweighed they should've preweighed	I should've been preweighing you should've been preweighing she should've been preweighing we should've been preweighing you should've been preweighing they should've been preweighing

Negation

Simple form	V-ing form
I shouldn't preweigh you shouldn't preweigh she shouldn't preweigh we shouldn't preweigh you shouldn't preweigh they shouldn't preweigh	I shouldn't be preweighing you shouldn't be preweighing she shouldn't be preweighing we shouldn't be preweighing you shouldn't be preweighing they shouldn't be preweighing
Perfect	V-ing perfect
I shouldn't have preweighed you shouldn't have preweighed she shouldn't have preweighed we shouldn't have preweighed you shouldn't have preweighed they shouldn't have preweighed	I shouldn't have been preweighing you shouldn't have been preweighing she shouldn't have been preweighing we shouldn't have been preweighing you shouldn't have been preweighing they shouldn't have been preweighing

Interrogative form

Simple form	V-ing form
should I preweigh? should you preweigh? should she preweigh? should we preweigh? should you preweigh? should they preweigh?	should I be preweighing? should you be preweighing? should she be preweighing? should we be preweighing? should you be preweighing? should they be preweighing?
Perfect	V-ing perfect
should I have preweighed? should you have preweighed? should she have preweighed? should we have preweighed? should you have preweighed? should they have preweighed?	should I have been preweighing? should you have been preweighing? should she have been preweighing? should we have been preweighing? should you have been preweighing? should they have been preweighing?

Interro-negative form

Simple form	V-ing form
shouldn't I preweigh? shouldn't you preweigh? shouldn't she preweigh? shouldn't we preweigh? shouldn't you preweigh? shouldn't they preweigh?	shouldn't I be preweighing? shouldn't you be preweighing? shouldn't she be preweighing? shouldn't we be preweighing? shouldn't you be preweighing? shouldn't they be preweighing?
Perfect	V-ing perfect
shouldn't I have preweighed? shouldn't you have preweighed? shouldn't she have preweighed? shouldn't we have preweighed? shouldn't you have preweighed? shouldn't they have preweighed?	shouldn't I have been preweighing? shouldn't you have been preweighing? shouldn't she have been preweighing? shouldn't we have been preweighing? shouldn't you have been preweighing? shouldn't they have been preweighing?