English verb conjugation
OUGHT TO QUAVER

Regular verb: quaver - quavered - quavered

Affirmation

Simple form	V-ing form
I ought to quaver you ought to quaver he ought to quaver we ought to quaver you ought to quaver they ought to quaver	I ought to be quavering you ought to be quavering he ought to be quavering we ought to be quavering you ought to be quavering they ought to be quavering
Perfect	V-ing perfect
I ought to have quavered you ought to have quavered he ought to have quavered we ought to have quavered you ought to have quavered they ought to have quavered	I ought to have been quavering you ought to have been quavering he ought to have been quavering we ought to have been quavering you ought to have been quavering they ought to have been quavering

Negation

Simple form	V-ing form
I oughtn't to quaver you oughtn't to quaver he oughtn't to quaver we oughtn't to quaver you oughtn't to quaver they oughtn't to quaver	I oughtn't to be quavering you oughtn't to be quavering he oughtn't to be quavering we oughtn't to be quavering you oughtn't to be quavering they oughtn't to be quavering
Perfect	V-ing perfect
I oughtn't to have quavered you oughtn't to have quavered he oughtn't to have quavered we oughtn't to have quavered you oughtn't to have quavered they oughtn't to have quavered	I oughtn't to have been quavering you oughtn't to have been quavering he oughtn't to have been quavering we oughtn't to have been quavering you oughtn't to have been quavering they oughtn't to have been quavering

Interrogative form

Simple form	V-ing form
ought to I quaver? ought to you quaver? ought to he quaver? ought to we quaver? ought to you quaver? ought to they quaver?	ought to I be quavering? ought to you be quavering? ought to he be quavering? ought to we be quavering? ought to you be quavering? ought to they be quavering?
Perfect	V-ing perfect
ought to I have quavered? ought to you have quavered? ought to he have quavered? ought to we have quavered? ought to you have quavered? ought to they have quavered?	ought to I have been quavering? ought to you have been quavering? ought to he have been quavering? ought to we have been quavering? ought to you have been quavering? ought to they have been quavering?

Interro-negative form

Simple form	V-ing form
oughtn't I to quaver? oughtn't you to quaver? oughtn't he to quaver? oughtn't we to quaver? oughtn't you to quaver? oughtn't they to quaver?	oughtn't I to be quavering? oughtn't you to be quavering? oughtn't he to be quavering? oughtn't we to be quavering? oughtn't you to be quavering? oughtn't they to be quavering?
Perfect	V-ing perfect
oughtn't I to have quavered? oughtn't you to have quavered? oughtn't he to have quavered? oughtn't we to have quavered? oughtn't you to have quavered? oughtn't they to have quavered?	oughtn't I to have been quavering? oughtn't you to have been quavering? oughtn't he to have been quavering? oughtn't we to have been quavering? oughtn't you to have been quavering? oughtn't they to have been quavering?