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