English verb conjugation
SHOULD ZAG

Regular verb: zag - zaged - zaged

Affirmation

Simple form	V-ing form
I'd zag you'd zag she'd zag we'd zag you'd zag they'd zag	I'd be zaging you'd be zaging she'd be zaging we'd be zaging you'd be zaging they'd be zaging
Perfect	V-ing perfect
I should've zaged you should've zaged she should've zaged we should've zaged you should've zaged they should've zaged	I should've been zaging you should've been zaging she should've been zaging we should've been zaging you should've been zaging they should've been zaging

Negation

Simple form	V-ing form
I shouldn't zag you shouldn't zag she shouldn't zag we shouldn't zag you shouldn't zag they shouldn't zag	I shouldn't be zaging you shouldn't be zaging she shouldn't be zaging we shouldn't be zaging you shouldn't be zaging they shouldn't be zaging
Perfect	V-ing perfect
I shouldn't have zaged you shouldn't have zaged she shouldn't have zaged we shouldn't have zaged you shouldn't have zaged they shouldn't have zaged	I shouldn't have been zaging you shouldn't have been zaging she shouldn't have been zaging we shouldn't have been zaging you shouldn't have been zaging they shouldn't have been zaging

Interrogative form

Simple form	V-ing form
should I zag? should you zag? should she zag? should we zag? should you zag? should they zag?	should I be zaging? should you be zaging? should she be zaging? should we be zaging? should you be zaging? should they be zaging?
Perfect	V-ing perfect
should I have zaged? should you have zaged? should she have zaged? should we have zaged? should you have zaged? should they have zaged?	should I have been zaging? should you have been zaging? should she have been zaging? should we have been zaging? should you have been zaging? should they have been zaging?

Interro-negative form

Simple form	V-ing form
shouldn't I zag? shouldn't you zag? shouldn't she zag? shouldn't we zag? shouldn't you zag? shouldn't they zag?	shouldn't I be zaging? shouldn't you be zaging? shouldn't she be zaging? shouldn't we be zaging? shouldn't you be zaging? shouldn't they be zaging?
Perfect	V-ing perfect
shouldn't I have zaged? shouldn't you have zaged? shouldn't she have zaged? shouldn't we have zaged? shouldn't you have zaged? shouldn't they have zaged?	shouldn't I have been zaging? shouldn't you have been zaging? shouldn't she have been zaging? shouldn't we have been zaging? shouldn't you have been zaging? shouldn't they have been zaging?