English verb conjugation
SHOULD LIP

Regular verb: lip - liped - liped

Affirmation

Simple form	V-ing form
I'd lip you'd lip he'd lip we'd lip you'd lip they'd lip	I'd be liping you'd be liping he'd be liping we'd be liping you'd be liping they'd be liping
Perfect	V-ing perfect
I should've liped you should've liped he should've liped we should've liped you should've liped they should've liped	I should've been liping you should've been liping he should've been liping we should've been liping you should've been liping they should've been liping

Negation

Simple form	V-ing form
I shouldn't lip you shouldn't lip he shouldn't lip we shouldn't lip you shouldn't lip they shouldn't lip	I shouldn't be liping you shouldn't be liping he shouldn't be liping we shouldn't be liping you shouldn't be liping they shouldn't be liping
Perfect	V-ing perfect
I shouldn't have liped you shouldn't have liped he shouldn't have liped we shouldn't have liped you shouldn't have liped they shouldn't have liped	I shouldn't have been liping you shouldn't have been liping he shouldn't have been liping we shouldn't have been liping you shouldn't have been liping they shouldn't have been liping

Interrogative form

Simple form	V-ing form
should I lip? should you lip? should he lip? should we lip? should you lip? should they lip?	should I be liping? should you be liping? should he be liping? should we be liping? should you be liping? should they be liping?
Perfect	V-ing perfect
should I have liped? should you have liped? should he have liped? should we have liped? should you have liped? should they have liped?	should I have been liping? should you have been liping? should he have been liping? should we have been liping? should you have been liping? should they have been liping?

Interro-negative form

Simple form	V-ing form
shouldn't I lip? shouldn't you lip? shouldn't he lip? shouldn't we lip? shouldn't you lip? shouldn't they lip?	shouldn't I be liping? shouldn't you be liping? shouldn't he be liping? shouldn't we be liping? shouldn't you be liping? shouldn't they be liping?
Perfect	V-ing perfect
shouldn't I have liped? shouldn't you have liped? shouldn't he have liped? shouldn't we have liped? shouldn't you have liped? shouldn't they have liped?	shouldn't I have been liping? shouldn't you have been liping? shouldn't he have been liping? shouldn't we have been liping? shouldn't you have been liping? shouldn't they have been liping?