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