English verb conjugation
OUGHT TO SWAB

Regular verb: swab - swabed - swabed

Affirmation

Simple form	V-ing form
I ought to swab you ought to swab she ought to swab we ought to swab you ought to swab they ought to swab	I ought to be swabing you ought to be swabing she ought to be swabing we ought to be swabing you ought to be swabing they ought to be swabing
Perfect	V-ing perfect
I ought to have swabed you ought to have swabed she ought to have swabed we ought to have swabed you ought to have swabed they ought to have swabed	I ought to have been swabing you ought to have been swabing she ought to have been swabing we ought to have been swabing you ought to have been swabing they ought to have been swabing

Negation

Simple form	V-ing form
I oughtn't to swab you oughtn't to swab she oughtn't to swab we oughtn't to swab you oughtn't to swab they oughtn't to swab	I oughtn't to be swabing you oughtn't to be swabing she oughtn't to be swabing we oughtn't to be swabing you oughtn't to be swabing they oughtn't to be swabing
Perfect	V-ing perfect
I oughtn't to have swabed you oughtn't to have swabed she oughtn't to have swabed we oughtn't to have swabed you oughtn't to have swabed they oughtn't to have swabed	I oughtn't to have been swabing you oughtn't to have been swabing she oughtn't to have been swabing we oughtn't to have been swabing you oughtn't to have been swabing they oughtn't to have been swabing

Interrogative form

Simple form	V-ing form
ought to I swab? ought to you swab? ought to she swab? ought to we swab? ought to you swab? ought to they swab?	ought to I be swabing? ought to you be swabing? ought to she be swabing? ought to we be swabing? ought to you be swabing? ought to they be swabing?
Perfect	V-ing perfect
ought to I have swabed? ought to you have swabed? ought to she have swabed? ought to we have swabed? ought to you have swabed? ought to they have swabed?	ought to I have been swabing? ought to you have been swabing? ought to she have been swabing? ought to we have been swabing? ought to you have been swabing? ought to they have been swabing?

Interro-negative form

Simple form	V-ing form
oughtn't I to swab? oughtn't you to swab? oughtn't she to swab? oughtn't we to swab? oughtn't you to swab? oughtn't they to swab?	oughtn't I to be swabing? oughtn't you to be swabing? oughtn't she to be swabing? oughtn't we to be swabing? oughtn't you to be swabing? oughtn't they to be swabing?
Perfect	V-ing perfect
oughtn't I to have swabed? oughtn't you to have swabed? oughtn't she to have swabed? oughtn't we to have swabed? oughtn't you to have swabed? oughtn't they to have swabed?	oughtn't I to have been swabing? oughtn't you to have been swabing? oughtn't she to have been swabing? oughtn't we to have been swabing? oughtn't you to have been swabing? oughtn't they to have been swabing?