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