I ought to curette you ought to curette she ought to curette we ought to curette you ought to curette they ought to curette
V-ing form
I ought to be curetting you ought to be curetting she ought to be curetting we ought to be curetting you ought to be curetting they ought to be curetting
Perfect
I ought to have curetted you ought to have curetted she ought to have curetted we ought to have curetted you ought to have curetted they ought to have curetted
V-ing perfect
I ought to have been curetting you ought to have been curetting she ought to have been curetting we ought to have been curetting you ought to have been curetting they ought to have been curetting
Negation
Simple form
I oughtn't to curette you oughtn't to curette she oughtn't to curette we oughtn't to curette you oughtn't to curette they oughtn't to curette
V-ing form
I oughtn't to be curetting you oughtn't to be curetting she oughtn't to be curetting we oughtn't to be curetting you oughtn't to be curetting they oughtn't to be curetting
Perfect
I oughtn't to have curetted you oughtn't to have curetted she oughtn't to have curetted we oughtn't to have curetted you oughtn't to have curetted they oughtn't to have curetted
V-ing perfect
I oughtn't to have been curetting you oughtn't to have been curetting she oughtn't to have been curetting we oughtn't to have been curetting you oughtn't to have been curetting they oughtn't to have been curetting
Interrogative form
Simple form
ought to I curette? ought to you curette? ought to she curette? ought to we curette? ought to you curette? ought to they curette?
V-ing form
ought to I be curetting? ought to you be curetting? ought to she be curetting? ought to we be curetting? ought to you be curetting? ought to they be curetting?
Perfect
ought to I have curetted? ought to you have curetted? ought to she have curetted? ought to we have curetted? ought to you have curetted? ought to they have curetted?
V-ing perfect
ought to I have been curetting? ought to you have been curetting? ought to she have been curetting? ought to we have been curetting? ought to you have been curetting? ought to they have been curetting?
Interro-negative form
Simple form
oughtn't I to curette? oughtn't you to curette? oughtn't she to curette? oughtn't we to curette? oughtn't you to curette? oughtn't they to curette?
V-ing form
oughtn't I to be curetting? oughtn't you to be curetting? oughtn't she to be curetting? oughtn't we to be curetting? oughtn't you to be curetting? oughtn't they to be curetting?
Perfect
oughtn't I to have curetted? oughtn't you to have curetted? oughtn't she to have curetted? oughtn't we to have curetted? oughtn't you to have curetted? oughtn't they to have curetted?
V-ing perfect
oughtn't I to have been curetting? oughtn't you to have been curetting? oughtn't she to have been curetting? oughtn't we to have been curetting? oughtn't you to have been curetting? oughtn't they to have been curetting?