English verb conjugation
OUGHT TO TAXI

Regular verb: taxi - taxied - taxied

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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