I ought to skid you ought to skid he ought to skid we ought to skid you ought to skid they ought to skid
V-ing form
I ought to be skidding you ought to be skidding he ought to be skidding we ought to be skidding you ought to be skidding they ought to be skidding
Perfect
I ought to have skidded you ought to have skidded he ought to have skidded we ought to have skidded you ought to have skidded they ought to have skidded
V-ing perfect
I ought to have been skidding you ought to have been skidding he ought to have been skidding we ought to have been skidding you ought to have been skidding they ought to have been skidding
Negation
Simple form
I oughtn't to skid you oughtn't to skid he oughtn't to skid we oughtn't to skid you oughtn't to skid they oughtn't to skid
V-ing form
I oughtn't to be skidding you oughtn't to be skidding he oughtn't to be skidding we oughtn't to be skidding you oughtn't to be skidding they oughtn't to be skidding
Perfect
I oughtn't to have skidded you oughtn't to have skidded he oughtn't to have skidded we oughtn't to have skidded you oughtn't to have skidded they oughtn't to have skidded
V-ing perfect
I oughtn't to have been skidding you oughtn't to have been skidding he oughtn't to have been skidding we oughtn't to have been skidding you oughtn't to have been skidding they oughtn't to have been skidding
Interrogative form
Simple form
ought to I skid? ought to you skid? ought to he skid? ought to we skid? ought to you skid? ought to they skid?
V-ing form
ought to I be skidding? ought to you be skidding? ought to he be skidding? ought to we be skidding? ought to you be skidding? ought to they be skidding?
Perfect
ought to I have skidded? ought to you have skidded? ought to he have skidded? ought to we have skidded? ought to you have skidded? ought to they have skidded?
V-ing perfect
ought to I have been skidding? ought to you have been skidding? ought to he have been skidding? ought to we have been skidding? ought to you have been skidding? ought to they have been skidding?
Interro-negative form
Simple form
oughtn't I to skid? oughtn't you to skid? oughtn't he to skid? oughtn't we to skid? oughtn't you to skid? oughtn't they to skid?
V-ing form
oughtn't I to be skidding? oughtn't you to be skidding? oughtn't he to be skidding? oughtn't we to be skidding? oughtn't you to be skidding? oughtn't they to be skidding?
Perfect
oughtn't I to have skidded? oughtn't you to have skidded? oughtn't he to have skidded? oughtn't we to have skidded? oughtn't you to have skidded? oughtn't they to have skidded?
V-ing perfect
oughtn't I to have been skidding? oughtn't you to have been skidding? oughtn't he to have been skidding? oughtn't we to have been skidding? oughtn't you to have been skidding? oughtn't they to have been skidding?