English verb conjugation
OUGHT TO SLIPCOVER

Regular verb: slipcover - slipcovered - slipcovered

Affirmation

Simple form	V-ing form
I ought to slipcover you ought to slipcover he ought to slipcover we ought to slipcover you ought to slipcover they ought to slipcover	I ought to be slipcovering you ought to be slipcovering he ought to be slipcovering we ought to be slipcovering you ought to be slipcovering they ought to be slipcovering
Perfect	V-ing perfect
I ought to have slipcovered you ought to have slipcovered he ought to have slipcovered we ought to have slipcovered you ought to have slipcovered they ought to have slipcovered	I ought to have been slipcovering you ought to have been slipcovering he ought to have been slipcovering we ought to have been slipcovering you ought to have been slipcovering they ought to have been slipcovering

Negation

Simple form	V-ing form
I oughtn't to slipcover you oughtn't to slipcover he oughtn't to slipcover we oughtn't to slipcover you oughtn't to slipcover they oughtn't to slipcover	I oughtn't to be slipcovering you oughtn't to be slipcovering he oughtn't to be slipcovering we oughtn't to be slipcovering you oughtn't to be slipcovering they oughtn't to be slipcovering
Perfect	V-ing perfect
I oughtn't to have slipcovered you oughtn't to have slipcovered he oughtn't to have slipcovered we oughtn't to have slipcovered you oughtn't to have slipcovered they oughtn't to have slipcovered	I oughtn't to have been slipcovering you oughtn't to have been slipcovering he oughtn't to have been slipcovering we oughtn't to have been slipcovering you oughtn't to have been slipcovering they oughtn't to have been slipcovering

Interrogative form

Simple form	V-ing form
ought to I slipcover? ought to you slipcover? ought to he slipcover? ought to we slipcover? ought to you slipcover? ought to they slipcover?	ought to I be slipcovering? ought to you be slipcovering? ought to he be slipcovering? ought to we be slipcovering? ought to you be slipcovering? ought to they be slipcovering?
Perfect	V-ing perfect
ought to I have slipcovered? ought to you have slipcovered? ought to he have slipcovered? ought to we have slipcovered? ought to you have slipcovered? ought to they have slipcovered?	ought to I have been slipcovering? ought to you have been slipcovering? ought to he have been slipcovering? ought to we have been slipcovering? ought to you have been slipcovering? ought to they have been slipcovering?

Interro-negative form

Simple form	V-ing form
oughtn't I to slipcover? oughtn't you to slipcover? oughtn't he to slipcover? oughtn't we to slipcover? oughtn't you to slipcover? oughtn't they to slipcover?	oughtn't I to be slipcovering? oughtn't you to be slipcovering? oughtn't he to be slipcovering? oughtn't we to be slipcovering? oughtn't you to be slipcovering? oughtn't they to be slipcovering?
Perfect	V-ing perfect
oughtn't I to have slipcovered? oughtn't you to have slipcovered? oughtn't he to have slipcovered? oughtn't we to have slipcovered? oughtn't you to have slipcovered? oughtn't they to have slipcovered?	oughtn't I to have been slipcovering? oughtn't you to have been slipcovering? oughtn't he to have been slipcovering? oughtn't we to have been slipcovering? oughtn't you to have been slipcovering? oughtn't they to have been slipcovering?