English verb conjugation
SHOULD TAXI

Regular verb: taxi - taxied - taxied

Affirmation

Simple form	V-ing form
I'd taxi you'd taxi he'd taxi we'd taxi you'd taxi they'd taxi	I'd be taxiing you'd be taxiing he'd be taxiing we'd be taxiing you'd be taxiing they'd be taxiing
Perfect	V-ing perfect
I should've taxied you should've taxied he should've taxied we should've taxied you should've taxied they should've taxied	I should've been taxiing you should've been taxiing he should've been taxiing we should've been taxiing you should've been taxiing they should've been taxiing

Negation

Simple form	V-ing form
I shouldn't taxi you shouldn't taxi he shouldn't taxi we shouldn't taxi you shouldn't taxi they shouldn't taxi	I shouldn't be taxiing you shouldn't be taxiing he shouldn't be taxiing we shouldn't be taxiing you shouldn't be taxiing they shouldn't be taxiing
Perfect	V-ing perfect
I shouldn't have taxied you shouldn't have taxied he shouldn't have taxied we shouldn't have taxied you shouldn't have taxied they shouldn't have taxied	I shouldn't have been taxiing you shouldn't have been taxiing he shouldn't have been taxiing we shouldn't have been taxiing you shouldn't have been taxiing they shouldn't have been taxiing

Interrogative form

Simple form	V-ing form
should I taxi? should you taxi? should he taxi? should we taxi? should you taxi? should they taxi?	should I be taxiing? should you be taxiing? should he be taxiing? should we be taxiing? should you be taxiing? should they be taxiing?
Perfect	V-ing perfect
should I have taxied? should you have taxied? should he have taxied? should we have taxied? should you have taxied? should they have taxied?	should I have been taxiing? should you have been taxiing? should he have been taxiing? should we have been taxiing? should you have been taxiing? should they have been taxiing?

Interro-negative form

Simple form	V-ing form
shouldn't I taxi? shouldn't you taxi? shouldn't he taxi? shouldn't we taxi? shouldn't you taxi? shouldn't they taxi?	shouldn't I be taxiing? shouldn't you be taxiing? shouldn't he be taxiing? shouldn't we be taxiing? shouldn't you be taxiing? shouldn't they be taxiing?
Perfect	V-ing perfect
shouldn't I have taxied? shouldn't you have taxied? shouldn't he have taxied? shouldn't we have taxied? shouldn't you have taxied? shouldn't they have taxied?	shouldn't I have been taxiing? shouldn't you have been taxiing? shouldn't he have been taxiing? shouldn't we have been taxiing? shouldn't you have been taxiing? shouldn't they have been taxiing?