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