English verb conjugation
SHOULD LIAISE

Regular verb: liaise - liaised - liaised

Affirmation

Simple form	V-ing form
I'd liaise you'd liaise he'd liaise we'd liaise you'd liaise they'd liaise	I'd be liaising you'd be liaising he'd be liaising we'd be liaising you'd be liaising they'd be liaising
Perfect	V-ing perfect
I should've liaised you should've liaised he should've liaised we should've liaised you should've liaised they should've liaised	I should've been liaising you should've been liaising he should've been liaising we should've been liaising you should've been liaising they should've been liaising

Negation

Simple form	V-ing form
I shouldn't liaise you shouldn't liaise he shouldn't liaise we shouldn't liaise you shouldn't liaise they shouldn't liaise	I shouldn't be liaising you shouldn't be liaising he shouldn't be liaising we shouldn't be liaising you shouldn't be liaising they shouldn't be liaising
Perfect	V-ing perfect
I shouldn't have liaised you shouldn't have liaised he shouldn't have liaised we shouldn't have liaised you shouldn't have liaised they shouldn't have liaised	I shouldn't have been liaising you shouldn't have been liaising he shouldn't have been liaising we shouldn't have been liaising you shouldn't have been liaising they shouldn't have been liaising

Interrogative form

Simple form	V-ing form
should I liaise? should you liaise? should he liaise? should we liaise? should you liaise? should they liaise?	should I be liaising? should you be liaising? should he be liaising? should we be liaising? should you be liaising? should they be liaising?
Perfect	V-ing perfect
should I have liaised? should you have liaised? should he have liaised? should we have liaised? should you have liaised? should they have liaised?	should I have been liaising? should you have been liaising? should he have been liaising? should we have been liaising? should you have been liaising? should they have been liaising?

Interro-negative form

Simple form	V-ing form
shouldn't I liaise? shouldn't you liaise? shouldn't he liaise? shouldn't we liaise? shouldn't you liaise? shouldn't they liaise?	shouldn't I be liaising? shouldn't you be liaising? shouldn't he be liaising? shouldn't we be liaising? shouldn't you be liaising? shouldn't they be liaising?
Perfect	V-ing perfect
shouldn't I have liaised? shouldn't you have liaised? shouldn't he have liaised? shouldn't we have liaised? shouldn't you have liaised? shouldn't they have liaised?	shouldn't I have been liaising? shouldn't you have been liaising? shouldn't he have been liaising? shouldn't we have been liaising? shouldn't you have been liaising? shouldn't they have been liaising?