English verb conjugation
SHOULD SHIELD

Regular verb: shield - shielded - shielded

Affirmation

Simple form	V-ing form
I'd shield you'd shield he'd shield we'd shield you'd shield they'd shield	I'd be shielding you'd be shielding he'd be shielding we'd be shielding you'd be shielding they'd be shielding
Perfect	V-ing perfect
I should've shielded you should've shielded he should've shielded we should've shielded you should've shielded they should've shielded	I should've been shielding you should've been shielding he should've been shielding we should've been shielding you should've been shielding they should've been shielding

Negation

Simple form	V-ing form
I shouldn't shield you shouldn't shield he shouldn't shield we shouldn't shield you shouldn't shield they shouldn't shield	I shouldn't be shielding you shouldn't be shielding he shouldn't be shielding we shouldn't be shielding you shouldn't be shielding they shouldn't be shielding
Perfect	V-ing perfect
I shouldn't have shielded you shouldn't have shielded he shouldn't have shielded we shouldn't have shielded you shouldn't have shielded they shouldn't have shielded	I shouldn't have been shielding you shouldn't have been shielding he shouldn't have been shielding we shouldn't have been shielding you shouldn't have been shielding they shouldn't have been shielding

Interrogative form

Simple form	V-ing form
should I shield? should you shield? should he shield? should we shield? should you shield? should they shield?	should I be shielding? should you be shielding? should he be shielding? should we be shielding? should you be shielding? should they be shielding?
Perfect	V-ing perfect
should I have shielded? should you have shielded? should he have shielded? should we have shielded? should you have shielded? should they have shielded?	should I have been shielding? should you have been shielding? should he have been shielding? should we have been shielding? should you have been shielding? should they have been shielding?

Interro-negative form

Simple form	V-ing form
shouldn't I shield? shouldn't you shield? shouldn't he shield? shouldn't we shield? shouldn't you shield? shouldn't they shield?	shouldn't I be shielding? shouldn't you be shielding? shouldn't he be shielding? shouldn't we be shielding? shouldn't you be shielding? shouldn't they be shielding?
Perfect	V-ing perfect
shouldn't I have shielded? shouldn't you have shielded? shouldn't he have shielded? shouldn't we have shielded? shouldn't you have shielded? shouldn't they have shielded?	shouldn't I have been shielding? shouldn't you have been shielding? shouldn't he have been shielding? shouldn't we have been shielding? shouldn't you have been shielding? shouldn't they have been shielding?