English verb conjugation
SHOULD TENON

Regular verb: tenon - tenoned - tenoned

Affirmation

Simple form	V-ing form
I'd tenon you'd tenon she'd tenon we'd tenon you'd tenon they'd tenon	I'd be tenoning you'd be tenoning she'd be tenoning we'd be tenoning you'd be tenoning they'd be tenoning
Perfect	V-ing perfect
I should've tenoned you should've tenoned she should've tenoned we should've tenoned you should've tenoned they should've tenoned	I should've been tenoning you should've been tenoning she should've been tenoning we should've been tenoning you should've been tenoning they should've been tenoning

Negation

Simple form	V-ing form
I shouldn't tenon you shouldn't tenon she shouldn't tenon we shouldn't tenon you shouldn't tenon they shouldn't tenon	I shouldn't be tenoning you shouldn't be tenoning she shouldn't be tenoning we shouldn't be tenoning you shouldn't be tenoning they shouldn't be tenoning
Perfect	V-ing perfect
I shouldn't have tenoned you shouldn't have tenoned she shouldn't have tenoned we shouldn't have tenoned you shouldn't have tenoned they shouldn't have tenoned	I shouldn't have been tenoning you shouldn't have been tenoning she shouldn't have been tenoning we shouldn't have been tenoning you shouldn't have been tenoning they shouldn't have been tenoning

Interrogative form

Simple form	V-ing form
should I tenon? should you tenon? should she tenon? should we tenon? should you tenon? should they tenon?	should I be tenoning? should you be tenoning? should she be tenoning? should we be tenoning? should you be tenoning? should they be tenoning?
Perfect	V-ing perfect
should I have tenoned? should you have tenoned? should she have tenoned? should we have tenoned? should you have tenoned? should they have tenoned?	should I have been tenoning? should you have been tenoning? should she have been tenoning? should we have been tenoning? should you have been tenoning? should they have been tenoning?

Interro-negative form

Simple form	V-ing form
shouldn't I tenon? shouldn't you tenon? shouldn't she tenon? shouldn't we tenon? shouldn't you tenon? shouldn't they tenon?	shouldn't I be tenoning? shouldn't you be tenoning? shouldn't she be tenoning? shouldn't we be tenoning? shouldn't you be tenoning? shouldn't they be tenoning?
Perfect	V-ing perfect
shouldn't I have tenoned? shouldn't you have tenoned? shouldn't she have tenoned? shouldn't we have tenoned? shouldn't you have tenoned? shouldn't they have tenoned?	shouldn't I have been tenoning? shouldn't you have been tenoning? shouldn't she have been tenoning? shouldn't we have been tenoning? shouldn't you have been tenoning? shouldn't they have been tenoning?