English verb conjugation
SHOULD UNLACE

Regular verb: unlace - unlaced - unlaced

Affirmation

Simple form	V-ing form
I'd unlace you'd unlace she'd unlace we'd unlace you'd unlace they'd unlace	I'd be unlacing you'd be unlacing she'd be unlacing we'd be unlacing you'd be unlacing they'd be unlacing
Perfect	V-ing perfect
I should've unlaced you should've unlaced she should've unlaced we should've unlaced you should've unlaced they should've unlaced	I should've been unlacing you should've been unlacing she should've been unlacing we should've been unlacing you should've been unlacing they should've been unlacing

Negation

Simple form	V-ing form
I shouldn't unlace you shouldn't unlace she shouldn't unlace we shouldn't unlace you shouldn't unlace they shouldn't unlace	I shouldn't be unlacing you shouldn't be unlacing she shouldn't be unlacing we shouldn't be unlacing you shouldn't be unlacing they shouldn't be unlacing
Perfect	V-ing perfect
I shouldn't have unlaced you shouldn't have unlaced she shouldn't have unlaced we shouldn't have unlaced you shouldn't have unlaced they shouldn't have unlaced	I shouldn't have been unlacing you shouldn't have been unlacing she shouldn't have been unlacing we shouldn't have been unlacing you shouldn't have been unlacing they shouldn't have been unlacing

Interrogative form

Simple form	V-ing form
should I unlace? should you unlace? should she unlace? should we unlace? should you unlace? should they unlace?	should I be unlacing? should you be unlacing? should she be unlacing? should we be unlacing? should you be unlacing? should they be unlacing?
Perfect	V-ing perfect
should I have unlaced? should you have unlaced? should she have unlaced? should we have unlaced? should you have unlaced? should they have unlaced?	should I have been unlacing? should you have been unlacing? should she have been unlacing? should we have been unlacing? should you have been unlacing? should they have been unlacing?

Interro-negative form

Simple form	V-ing form
shouldn't I unlace? shouldn't you unlace? shouldn't she unlace? shouldn't we unlace? shouldn't you unlace? shouldn't they unlace?	shouldn't I be unlacing? shouldn't you be unlacing? shouldn't she be unlacing? shouldn't we be unlacing? shouldn't you be unlacing? shouldn't they be unlacing?
Perfect	V-ing perfect
shouldn't I have unlaced? shouldn't you have unlaced? shouldn't she have unlaced? shouldn't we have unlaced? shouldn't you have unlaced? shouldn't they have unlaced?	shouldn't I have been unlacing? shouldn't you have been unlacing? shouldn't she have been unlacing? shouldn't we have been unlacing? shouldn't you have been unlacing? shouldn't they have been unlacing?