English verb conjugation
SHOULD THEORIZE

Regular verb: theorize - theorized - theorized

Affirmation

Simple form	V-ing form
I'd theorize you'd theorize he'd theorize we'd theorize you'd theorize they'd theorize	I'd be theorizing you'd be theorizing he'd be theorizing we'd be theorizing you'd be theorizing they'd be theorizing
Perfect	V-ing perfect
I should've theorized you should've theorized he should've theorized we should've theorized you should've theorized they should've theorized	I should've been theorizing you should've been theorizing he should've been theorizing we should've been theorizing you should've been theorizing they should've been theorizing

Negation

Simple form	V-ing form
I shouldn't theorize you shouldn't theorize he shouldn't theorize we shouldn't theorize you shouldn't theorize they shouldn't theorize	I shouldn't be theorizing you shouldn't be theorizing he shouldn't be theorizing we shouldn't be theorizing you shouldn't be theorizing they shouldn't be theorizing
Perfect	V-ing perfect
I shouldn't have theorized you shouldn't have theorized he shouldn't have theorized we shouldn't have theorized you shouldn't have theorized they shouldn't have theorized	I shouldn't have been theorizing you shouldn't have been theorizing he shouldn't have been theorizing we shouldn't have been theorizing you shouldn't have been theorizing they shouldn't have been theorizing

Interrogative form

Simple form	V-ing form
should I theorize? should you theorize? should he theorize? should we theorize? should you theorize? should they theorize?	should I be theorizing? should you be theorizing? should he be theorizing? should we be theorizing? should you be theorizing? should they be theorizing?
Perfect	V-ing perfect
should I have theorized? should you have theorized? should he have theorized? should we have theorized? should you have theorized? should they have theorized?	should I have been theorizing? should you have been theorizing? should he have been theorizing? should we have been theorizing? should you have been theorizing? should they have been theorizing?

Interro-negative form

Simple form	V-ing form
shouldn't I theorize? shouldn't you theorize? shouldn't he theorize? shouldn't we theorize? shouldn't you theorize? shouldn't they theorize?	shouldn't I be theorizing? shouldn't you be theorizing? shouldn't he be theorizing? shouldn't we be theorizing? shouldn't you be theorizing? shouldn't they be theorizing?
Perfect	V-ing perfect
shouldn't I have theorized? shouldn't you have theorized? shouldn't he have theorized? shouldn't we have theorized? shouldn't you have theorized? shouldn't they have theorized?	shouldn't I have been theorizing? shouldn't you have been theorizing? shouldn't he have been theorizing? shouldn't we have been theorizing? shouldn't you have been theorizing? shouldn't they have been theorizing?