English verb conjugation
OUGHT TO LIQUEFY

Regular verb: liquefy - liquefied - liquefied

Affirmation

Simple form	V-ing form
I ought to liquefy you ought to liquefy he ought to liquefy we ought to liquefy you ought to liquefy they ought to liquefy	I ought to be liquefying you ought to be liquefying he ought to be liquefying we ought to be liquefying you ought to be liquefying they ought to be liquefying
Perfect	V-ing perfect
I ought to have liquefied you ought to have liquefied he ought to have liquefied we ought to have liquefied you ought to have liquefied they ought to have liquefied	I ought to have been liquefying you ought to have been liquefying he ought to have been liquefying we ought to have been liquefying you ought to have been liquefying they ought to have been liquefying

Negation

Simple form	V-ing form
I oughtn't to liquefy you oughtn't to liquefy he oughtn't to liquefy we oughtn't to liquefy you oughtn't to liquefy they oughtn't to liquefy	I oughtn't to be liquefying you oughtn't to be liquefying he oughtn't to be liquefying we oughtn't to be liquefying you oughtn't to be liquefying they oughtn't to be liquefying
Perfect	V-ing perfect
I oughtn't to have liquefied you oughtn't to have liquefied he oughtn't to have liquefied we oughtn't to have liquefied you oughtn't to have liquefied they oughtn't to have liquefied	I oughtn't to have been liquefying you oughtn't to have been liquefying he oughtn't to have been liquefying we oughtn't to have been liquefying you oughtn't to have been liquefying they oughtn't to have been liquefying

Interrogative form

Simple form	V-ing form
ought to I liquefy? ought to you liquefy? ought to he liquefy? ought to we liquefy? ought to you liquefy? ought to they liquefy?	ought to I be liquefying? ought to you be liquefying? ought to he be liquefying? ought to we be liquefying? ought to you be liquefying? ought to they be liquefying?
Perfect	V-ing perfect
ought to I have liquefied? ought to you have liquefied? ought to he have liquefied? ought to we have liquefied? ought to you have liquefied? ought to they have liquefied?	ought to I have been liquefying? ought to you have been liquefying? ought to he have been liquefying? ought to we have been liquefying? ought to you have been liquefying? ought to they have been liquefying?

Interro-negative form

Simple form	V-ing form
oughtn't I to liquefy? oughtn't you to liquefy? oughtn't he to liquefy? oughtn't we to liquefy? oughtn't you to liquefy? oughtn't they to liquefy?	oughtn't I to be liquefying? oughtn't you to be liquefying? oughtn't he to be liquefying? oughtn't we to be liquefying? oughtn't you to be liquefying? oughtn't they to be liquefying?
Perfect	V-ing perfect
oughtn't I to have liquefied? oughtn't you to have liquefied? oughtn't he to have liquefied? oughtn't we to have liquefied? oughtn't you to have liquefied? oughtn't they to have liquefied?	oughtn't I to have been liquefying? oughtn't you to have been liquefying? oughtn't he to have been liquefying? oughtn't we to have been liquefying? oughtn't you to have been liquefying? oughtn't they to have been liquefying?