English verb conjugation
OUGHT TO THUNK

Regular verb: thunk - thunked - thunked

Affirmation

Simple form	V-ing form
I ought to thunk you ought to thunk he ought to thunk we ought to thunk you ought to thunk they ought to thunk	I ought to be thunking you ought to be thunking he ought to be thunking we ought to be thunking you ought to be thunking they ought to be thunking
Perfect	V-ing perfect
I ought to have thunked you ought to have thunked he ought to have thunked we ought to have thunked you ought to have thunked they ought to have thunked	I ought to have been thunking you ought to have been thunking he ought to have been thunking we ought to have been thunking you ought to have been thunking they ought to have been thunking

Negation

Simple form	V-ing form
I oughtn't to thunk you oughtn't to thunk he oughtn't to thunk we oughtn't to thunk you oughtn't to thunk they oughtn't to thunk	I oughtn't to be thunking you oughtn't to be thunking he oughtn't to be thunking we oughtn't to be thunking you oughtn't to be thunking they oughtn't to be thunking
Perfect	V-ing perfect
I oughtn't to have thunked you oughtn't to have thunked he oughtn't to have thunked we oughtn't to have thunked you oughtn't to have thunked they oughtn't to have thunked	I oughtn't to have been thunking you oughtn't to have been thunking he oughtn't to have been thunking we oughtn't to have been thunking you oughtn't to have been thunking they oughtn't to have been thunking

Interrogative form

Simple form	V-ing form
ought to I thunk? ought to you thunk? ought to he thunk? ought to we thunk? ought to you thunk? ought to they thunk?	ought to I be thunking? ought to you be thunking? ought to he be thunking? ought to we be thunking? ought to you be thunking? ought to they be thunking?
Perfect	V-ing perfect
ought to I have thunked? ought to you have thunked? ought to he have thunked? ought to we have thunked? ought to you have thunked? ought to they have thunked?	ought to I have been thunking? ought to you have been thunking? ought to he have been thunking? ought to we have been thunking? ought to you have been thunking? ought to they have been thunking?

Interro-negative form

Simple form	V-ing form
oughtn't I to thunk? oughtn't you to thunk? oughtn't he to thunk? oughtn't we to thunk? oughtn't you to thunk? oughtn't they to thunk?	oughtn't I to be thunking? oughtn't you to be thunking? oughtn't he to be thunking? oughtn't we to be thunking? oughtn't you to be thunking? oughtn't they to be thunking?
Perfect	V-ing perfect
oughtn't I to have thunked? oughtn't you to have thunked? oughtn't he to have thunked? oughtn't we to have thunked? oughtn't you to have thunked? oughtn't they to have thunked?	oughtn't I to have been thunking? oughtn't you to have been thunking? oughtn't he to have been thunking? oughtn't we to have been thunking? oughtn't you to have been thunking? oughtn't they to have been thunking?