English verb conjugation
SHOULD RUN

Irregular verb: run - ran - run

Affirmation

Simple form	V-ing form
I'd run you'd run she'd run we'd run you'd run they'd run	I'd be running you'd be running she'd be running we'd be running you'd be running they'd be running
Perfect	V-ing perfect
I should've run you should've run she should've run we should've run you should've run they should've run	I should've been running you should've been running she should've been running we should've been running you should've been running they should've been running

Negation

Simple form	V-ing form
I shouldn't run you shouldn't run she shouldn't run we shouldn't run you shouldn't run they shouldn't run	I shouldn't be running you shouldn't be running she shouldn't be running we shouldn't be running you shouldn't be running they shouldn't be running
Perfect	V-ing perfect
I shouldn't have run you shouldn't have run she shouldn't have run we shouldn't have run you shouldn't have run they shouldn't have run	I shouldn't have been running you shouldn't have been running she shouldn't have been running we shouldn't have been running you shouldn't have been running they shouldn't have been running

Interrogative form

Simple form	V-ing form
should I run? should you run? should she run? should we run? should you run? should they run?	should I be running? should you be running? should she be running? should we be running? should you be running? should they be running?
Perfect	V-ing perfect
should I have run? should you have run? should she have run? should we have run? should you have run? should they have run?	should I have been running? should you have been running? should she have been running? should we have been running? should you have been running? should they have been running?

Interro-negative form

Simple form	V-ing form
shouldn't I run? shouldn't you run? shouldn't she run? shouldn't we run? shouldn't you run? shouldn't they run?	shouldn't I be running? shouldn't you be running? shouldn't she be running? shouldn't we be running? shouldn't you be running? shouldn't they be running?
Perfect	V-ing perfect
shouldn't I have run? shouldn't you have run? shouldn't she have run? shouldn't we have run? shouldn't you have run? shouldn't they have run?	shouldn't I have been running? shouldn't you have been running? shouldn't she have been running? shouldn't we have been running? shouldn't you have been running? shouldn't they have been running?