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