English verb conjugation
OUGHT TO QUAKE

Regular verb: quake - quaked - quaked

Affirmation

Simple form	V-ing form
I ought to quake you ought to quake he ought to quake we ought to quake you ought to quake they ought to quake	I ought to be quaking you ought to be quaking he ought to be quaking we ought to be quaking you ought to be quaking they ought to be quaking
Perfect	V-ing perfect
I ought to have quaked you ought to have quaked he ought to have quaked we ought to have quaked you ought to have quaked they ought to have quaked	I ought to have been quaking you ought to have been quaking he ought to have been quaking we ought to have been quaking you ought to have been quaking they ought to have been quaking

Negation

Simple form	V-ing form
I oughtn't to quake you oughtn't to quake he oughtn't to quake we oughtn't to quake you oughtn't to quake they oughtn't to quake	I oughtn't to be quaking you oughtn't to be quaking he oughtn't to be quaking we oughtn't to be quaking you oughtn't to be quaking they oughtn't to be quaking
Perfect	V-ing perfect
I oughtn't to have quaked you oughtn't to have quaked he oughtn't to have quaked we oughtn't to have quaked you oughtn't to have quaked they oughtn't to have quaked	I oughtn't to have been quaking you oughtn't to have been quaking he oughtn't to have been quaking we oughtn't to have been quaking you oughtn't to have been quaking they oughtn't to have been quaking

Interrogative form

Simple form	V-ing form
ought to I quake? ought to you quake? ought to he quake? ought to we quake? ought to you quake? ought to they quake?	ought to I be quaking? ought to you be quaking? ought to he be quaking? ought to we be quaking? ought to you be quaking? ought to they be quaking?
Perfect	V-ing perfect
ought to I have quaked? ought to you have quaked? ought to he have quaked? ought to we have quaked? ought to you have quaked? ought to they have quaked?	ought to I have been quaking? ought to you have been quaking? ought to he have been quaking? ought to we have been quaking? ought to you have been quaking? ought to they have been quaking?

Interro-negative form

Simple form	V-ing form
oughtn't I to quake? oughtn't you to quake? oughtn't he to quake? oughtn't we to quake? oughtn't you to quake? oughtn't they to quake?	oughtn't I to be quaking? oughtn't you to be quaking? oughtn't he to be quaking? oughtn't we to be quaking? oughtn't you to be quaking? oughtn't they to be quaking?
Perfect	V-ing perfect
oughtn't I to have quaked? oughtn't you to have quaked? oughtn't he to have quaked? oughtn't we to have quaked? oughtn't you to have quaked? oughtn't they to have quaked?	oughtn't I to have been quaking? oughtn't you to have been quaking? oughtn't he to have been quaking? oughtn't we to have been quaking? oughtn't you to have been quaking? oughtn't they to have been quaking?