English verb conjugation
OUGHT TO SLIP

Regular verb: slip - slipped - slipped

Affirmation

Simple form	V-ing form
I ought to slip you ought to slip he ought to slip we ought to slip you ought to slip they ought to slip	I ought to be slipping you ought to be slipping he ought to be slipping we ought to be slipping you ought to be slipping they ought to be slipping
Perfect	V-ing perfect
I ought to have slipped you ought to have slipped he ought to have slipped we ought to have slipped you ought to have slipped they ought to have slipped	I ought to have been slipping you ought to have been slipping he ought to have been slipping we ought to have been slipping you ought to have been slipping they ought to have been slipping

Negation

Simple form	V-ing form
I oughtn't to slip you oughtn't to slip he oughtn't to slip we oughtn't to slip you oughtn't to slip they oughtn't to slip	I oughtn't to be slipping you oughtn't to be slipping he oughtn't to be slipping we oughtn't to be slipping you oughtn't to be slipping they oughtn't to be slipping
Perfect	V-ing perfect
I oughtn't to have slipped you oughtn't to have slipped he oughtn't to have slipped we oughtn't to have slipped you oughtn't to have slipped they oughtn't to have slipped	I oughtn't to have been slipping you oughtn't to have been slipping he oughtn't to have been slipping we oughtn't to have been slipping you oughtn't to have been slipping they oughtn't to have been slipping

Interrogative form

Simple form	V-ing form
ought to I slip? ought to you slip? ought to he slip? ought to we slip? ought to you slip? ought to they slip?	ought to I be slipping? ought to you be slipping? ought to he be slipping? ought to we be slipping? ought to you be slipping? ought to they be slipping?
Perfect	V-ing perfect
ought to I have slipped? ought to you have slipped? ought to he have slipped? ought to we have slipped? ought to you have slipped? ought to they have slipped?	ought to I have been slipping? ought to you have been slipping? ought to he have been slipping? ought to we have been slipping? ought to you have been slipping? ought to they have been slipping?

Interro-negative form

Simple form	V-ing form
oughtn't I to slip? oughtn't you to slip? oughtn't he to slip? oughtn't we to slip? oughtn't you to slip? oughtn't they to slip?	oughtn't I to be slipping? oughtn't you to be slipping? oughtn't he to be slipping? oughtn't we to be slipping? oughtn't you to be slipping? oughtn't they to be slipping?
Perfect	V-ing perfect
oughtn't I to have slipped? oughtn't you to have slipped? oughtn't he to have slipped? oughtn't we to have slipped? oughtn't you to have slipped? oughtn't they to have slipped?	oughtn't I to have been slipping? oughtn't you to have been slipping? oughtn't he to have been slipping? oughtn't we to have been slipping? oughtn't you to have been slipping? oughtn't they to have been slipping?