English verb conjugation
OUGHT TO UNDRAPE

Regular verb: undrape - undraped - undraped

Affirmation

Simple form	V-ing form
I ought to undrape you ought to undrape she ought to undrape we ought to undrape you ought to undrape they ought to undrape	I ought to be undraping you ought to be undraping she ought to be undraping we ought to be undraping you ought to be undraping they ought to be undraping
Perfect	V-ing perfect
I ought to have undraped you ought to have undraped she ought to have undraped we ought to have undraped you ought to have undraped they ought to have undraped	I ought to have been undraping you ought to have been undraping she ought to have been undraping we ought to have been undraping you ought to have been undraping they ought to have been undraping

Negation

Simple form	V-ing form
I oughtn't to undrape you oughtn't to undrape she oughtn't to undrape we oughtn't to undrape you oughtn't to undrape they oughtn't to undrape	I oughtn't to be undraping you oughtn't to be undraping she oughtn't to be undraping we oughtn't to be undraping you oughtn't to be undraping they oughtn't to be undraping
Perfect	V-ing perfect
I oughtn't to have undraped you oughtn't to have undraped she oughtn't to have undraped we oughtn't to have undraped you oughtn't to have undraped they oughtn't to have undraped	I oughtn't to have been undraping you oughtn't to have been undraping she oughtn't to have been undraping we oughtn't to have been undraping you oughtn't to have been undraping they oughtn't to have been undraping

Interrogative form

Simple form	V-ing form
ought to I undrape? ought to you undrape? ought to she undrape? ought to we undrape? ought to you undrape? ought to they undrape?	ought to I be undraping? ought to you be undraping? ought to she be undraping? ought to we be undraping? ought to you be undraping? ought to they be undraping?
Perfect	V-ing perfect
ought to I have undraped? ought to you have undraped? ought to she have undraped? ought to we have undraped? ought to you have undraped? ought to they have undraped?	ought to I have been undraping? ought to you have been undraping? ought to she have been undraping? ought to we have been undraping? ought to you have been undraping? ought to they have been undraping?

Interro-negative form

Simple form	V-ing form
oughtn't I to undrape? oughtn't you to undrape? oughtn't she to undrape? oughtn't we to undrape? oughtn't you to undrape? oughtn't they to undrape?	oughtn't I to be undraping? oughtn't you to be undraping? oughtn't she to be undraping? oughtn't we to be undraping? oughtn't you to be undraping? oughtn't they to be undraping?
Perfect	V-ing perfect
oughtn't I to have undraped? oughtn't you to have undraped? oughtn't she to have undraped? oughtn't we to have undraped? oughtn't you to have undraped? oughtn't they to have undraped?	oughtn't I to have been undraping? oughtn't you to have been undraping? oughtn't she to have been undraping? oughtn't we to have been undraping? oughtn't you to have been undraping? oughtn't they to have been undraping?