I ought to curb you ought to curb she ought to curb we ought to curb you ought to curb they ought to curb
V-ing form
I ought to be curbing you ought to be curbing she ought to be curbing we ought to be curbing you ought to be curbing they ought to be curbing
Perfect
I ought to have curbed you ought to have curbed she ought to have curbed we ought to have curbed you ought to have curbed they ought to have curbed
V-ing perfect
I ought to have been curbing you ought to have been curbing she ought to have been curbing we ought to have been curbing you ought to have been curbing they ought to have been curbing
Negation
Simple form
I oughtn't to curb you oughtn't to curb she oughtn't to curb we oughtn't to curb you oughtn't to curb they oughtn't to curb
V-ing form
I oughtn't to be curbing you oughtn't to be curbing she oughtn't to be curbing we oughtn't to be curbing you oughtn't to be curbing they oughtn't to be curbing
Perfect
I oughtn't to have curbed you oughtn't to have curbed she oughtn't to have curbed we oughtn't to have curbed you oughtn't to have curbed they oughtn't to have curbed
V-ing perfect
I oughtn't to have been curbing you oughtn't to have been curbing she oughtn't to have been curbing we oughtn't to have been curbing you oughtn't to have been curbing they oughtn't to have been curbing
Interrogative form
Simple form
ought to I curb? ought to you curb? ought to she curb? ought to we curb? ought to you curb? ought to they curb?
V-ing form
ought to I be curbing? ought to you be curbing? ought to she be curbing? ought to we be curbing? ought to you be curbing? ought to they be curbing?
Perfect
ought to I have curbed? ought to you have curbed? ought to she have curbed? ought to we have curbed? ought to you have curbed? ought to they have curbed?
V-ing perfect
ought to I have been curbing? ought to you have been curbing? ought to she have been curbing? ought to we have been curbing? ought to you have been curbing? ought to they have been curbing?
Interro-negative form
Simple form
oughtn't I to curb? oughtn't you to curb? oughtn't she to curb? oughtn't we to curb? oughtn't you to curb? oughtn't they to curb?
V-ing form
oughtn't I to be curbing? oughtn't you to be curbing? oughtn't she to be curbing? oughtn't we to be curbing? oughtn't you to be curbing? oughtn't they to be curbing?
Perfect
oughtn't I to have curbed? oughtn't you to have curbed? oughtn't she to have curbed? oughtn't we to have curbed? oughtn't you to have curbed? oughtn't they to have curbed?
V-ing perfect
oughtn't I to have been curbing? oughtn't you to have been curbing? oughtn't she to have been curbing? oughtn't we to have been curbing? oughtn't you to have been curbing? oughtn't they to have been curbing?