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