English verb conjugation
OUGHT TO FURL

Regular verb: furl - furled - furled

Affirmation

Simple form	V-ing form
I ought to furl you ought to furl he ought to furl we ought to furl you ought to furl they ought to furl	I ought to be furling you ought to be furling he ought to be furling we ought to be furling you ought to be furling they ought to be furling
Perfect	V-ing perfect
I ought to have furled you ought to have furled he ought to have furled we ought to have furled you ought to have furled they ought to have furled	I ought to have been furling you ought to have been furling he ought to have been furling we ought to have been furling you ought to have been furling they ought to have been furling

Negation

Simple form	V-ing form
I oughtn't to furl you oughtn't to furl he oughtn't to furl we oughtn't to furl you oughtn't to furl they oughtn't to furl	I oughtn't to be furling you oughtn't to be furling he oughtn't to be furling we oughtn't to be furling you oughtn't to be furling they oughtn't to be furling
Perfect	V-ing perfect
I oughtn't to have furled you oughtn't to have furled he oughtn't to have furled we oughtn't to have furled you oughtn't to have furled they oughtn't to have furled	I oughtn't to have been furling you oughtn't to have been furling he oughtn't to have been furling we oughtn't to have been furling you oughtn't to have been furling they oughtn't to have been furling

Interrogative form

Simple form	V-ing form
ought to I furl? ought to you furl? ought to he furl? ought to we furl? ought to you furl? ought to they furl?	ought to I be furling? ought to you be furling? ought to he be furling? ought to we be furling? ought to you be furling? ought to they be furling?
Perfect	V-ing perfect
ought to I have furled? ought to you have furled? ought to he have furled? ought to we have furled? ought to you have furled? ought to they have furled?	ought to I have been furling? ought to you have been furling? ought to he have been furling? ought to we have been furling? ought to you have been furling? ought to they have been furling?

Interro-negative form

Simple form	V-ing form
oughtn't I to furl? oughtn't you to furl? oughtn't he to furl? oughtn't we to furl? oughtn't you to furl? oughtn't they to furl?	oughtn't I to be furling? oughtn't you to be furling? oughtn't he to be furling? oughtn't we to be furling? oughtn't you to be furling? oughtn't they to be furling?
Perfect	V-ing perfect
oughtn't I to have furled? oughtn't you to have furled? oughtn't he to have furled? oughtn't we to have furled? oughtn't you to have furled? oughtn't they to have furled?	oughtn't I to have been furling? oughtn't you to have been furling? oughtn't he to have been furling? oughtn't we to have been furling? oughtn't you to have been furling? oughtn't they to have been furling?