English verb conjugation
OUGHT TO SCAN

Regular verb: scan - scanned - scanned

Affirmation

Simple form	V-ing form
I ought to scan you ought to scan she ought to scan we ought to scan you ought to scan they ought to scan	I ought to be scanning you ought to be scanning she ought to be scanning we ought to be scanning you ought to be scanning they ought to be scanning
Perfect	V-ing perfect
I ought to have scanned you ought to have scanned she ought to have scanned we ought to have scanned you ought to have scanned they ought to have scanned	I ought to have been scanning you ought to have been scanning she ought to have been scanning we ought to have been scanning you ought to have been scanning they ought to have been scanning

Negation

Simple form	V-ing form
I oughtn't to scan you oughtn't to scan she oughtn't to scan we oughtn't to scan you oughtn't to scan they oughtn't to scan	I oughtn't to be scanning you oughtn't to be scanning she oughtn't to be scanning we oughtn't to be scanning you oughtn't to be scanning they oughtn't to be scanning
Perfect	V-ing perfect
I oughtn't to have scanned you oughtn't to have scanned she oughtn't to have scanned we oughtn't to have scanned you oughtn't to have scanned they oughtn't to have scanned	I oughtn't to have been scanning you oughtn't to have been scanning she oughtn't to have been scanning we oughtn't to have been scanning you oughtn't to have been scanning they oughtn't to have been scanning

Interrogative form

Simple form	V-ing form
ought to I scan? ought to you scan? ought to she scan? ought to we scan? ought to you scan? ought to they scan?	ought to I be scanning? ought to you be scanning? ought to she be scanning? ought to we be scanning? ought to you be scanning? ought to they be scanning?
Perfect	V-ing perfect
ought to I have scanned? ought to you have scanned? ought to she have scanned? ought to we have scanned? ought to you have scanned? ought to they have scanned?	ought to I have been scanning? ought to you have been scanning? ought to she have been scanning? ought to we have been scanning? ought to you have been scanning? ought to they have been scanning?

Interro-negative form

Simple form	V-ing form
oughtn't I to scan? oughtn't you to scan? oughtn't she to scan? oughtn't we to scan? oughtn't you to scan? oughtn't they to scan?	oughtn't I to be scanning? oughtn't you to be scanning? oughtn't she to be scanning? oughtn't we to be scanning? oughtn't you to be scanning? oughtn't they to be scanning?
Perfect	V-ing perfect
oughtn't I to have scanned? oughtn't you to have scanned? oughtn't she to have scanned? oughtn't we to have scanned? oughtn't you to have scanned? oughtn't they to have scanned?	oughtn't I to have been scanning? oughtn't you to have been scanning? oughtn't she to have been scanning? oughtn't we to have been scanning? oughtn't you to have been scanning? oughtn't they to have been scanning?