I'd be standardizing you'd be standardizing he'd be standardizing we'd be standardizing you'd be standardizing they'd be standardizing
Perfect
I should've standardized you should've standardized he should've standardized we should've standardized you should've standardized they should've standardized
V-ing perfect
I should've been standardizing you should've been standardizing he should've been standardizing we should've been standardizing you should've been standardizing they should've been standardizing
Negation
Simple form
I shouldn't standardize you shouldn't standardize he shouldn't standardize we shouldn't standardize you shouldn't standardize they shouldn't standardize
V-ing form
I shouldn't be standardizing you shouldn't be standardizing he shouldn't be standardizing we shouldn't be standardizing you shouldn't be standardizing they shouldn't be standardizing
Perfect
I shouldn't have standardized you shouldn't have standardized he shouldn't have standardized we shouldn't have standardized you shouldn't have standardized they shouldn't have standardized
V-ing perfect
I shouldn't have been standardizing you shouldn't have been standardizing he shouldn't have been standardizing we shouldn't have been standardizing you shouldn't have been standardizing they shouldn't have been standardizing
Interrogative form
Simple form
should I standardize? should you standardize? should he standardize? should we standardize? should you standardize? should they standardize?
V-ing form
should I be standardizing? should you be standardizing? should he be standardizing? should we be standardizing? should you be standardizing? should they be standardizing?
Perfect
should I have standardized? should you have standardized? should he have standardized? should we have standardized? should you have standardized? should they have standardized?
V-ing perfect
should I have been standardizing? should you have been standardizing? should he have been standardizing? should we have been standardizing? should you have been standardizing? should they have been standardizing?
Interro-negative form
Simple form
shouldn't I standardize? shouldn't you standardize? shouldn't he standardize? shouldn't we standardize? shouldn't you standardize? shouldn't they standardize?
V-ing form
shouldn't I be standardizing? shouldn't you be standardizing? shouldn't he be standardizing? shouldn't we be standardizing? shouldn't you be standardizing? shouldn't they be standardizing?
Perfect
shouldn't I have standardized? shouldn't you have standardized? shouldn't he have standardized? shouldn't we have standardized? shouldn't you have standardized? shouldn't they have standardized?
V-ing perfect
shouldn't I have been standardizing? shouldn't you have been standardizing? shouldn't he have been standardizing? shouldn't we have been standardizing? shouldn't you have been standardizing? shouldn't they have been standardizing?