English verb conjugation
OUGHT TO PIECE

Regular verb: piece - pieced - pieced

Affirmation

Simple form	V-ing form
I ought to piece you ought to piece he ought to piece we ought to piece you ought to piece they ought to piece	I ought to be piecing you ought to be piecing he ought to be piecing we ought to be piecing you ought to be piecing they ought to be piecing
Perfect	V-ing perfect
I ought to have pieced you ought to have pieced he ought to have pieced we ought to have pieced you ought to have pieced they ought to have pieced	I ought to have been piecing you ought to have been piecing he ought to have been piecing we ought to have been piecing you ought to have been piecing they ought to have been piecing

Negation

Simple form	V-ing form
I oughtn't to piece you oughtn't to piece he oughtn't to piece we oughtn't to piece you oughtn't to piece they oughtn't to piece	I oughtn't to be piecing you oughtn't to be piecing he oughtn't to be piecing we oughtn't to be piecing you oughtn't to be piecing they oughtn't to be piecing
Perfect	V-ing perfect
I oughtn't to have pieced you oughtn't to have pieced he oughtn't to have pieced we oughtn't to have pieced you oughtn't to have pieced they oughtn't to have pieced	I oughtn't to have been piecing you oughtn't to have been piecing he oughtn't to have been piecing we oughtn't to have been piecing you oughtn't to have been piecing they oughtn't to have been piecing

Interrogative form

Simple form	V-ing form
ought to I piece? ought to you piece? ought to he piece? ought to we piece? ought to you piece? ought to they piece?	ought to I be piecing? ought to you be piecing? ought to he be piecing? ought to we be piecing? ought to you be piecing? ought to they be piecing?
Perfect	V-ing perfect
ought to I have pieced? ought to you have pieced? ought to he have pieced? ought to we have pieced? ought to you have pieced? ought to they have pieced?	ought to I have been piecing? ought to you have been piecing? ought to he have been piecing? ought to we have been piecing? ought to you have been piecing? ought to they have been piecing?

Interro-negative form

Simple form	V-ing form
oughtn't I to piece? oughtn't you to piece? oughtn't he to piece? oughtn't we to piece? oughtn't you to piece? oughtn't they to piece?	oughtn't I to be piecing? oughtn't you to be piecing? oughtn't he to be piecing? oughtn't we to be piecing? oughtn't you to be piecing? oughtn't they to be piecing?
Perfect	V-ing perfect
oughtn't I to have pieced? oughtn't you to have pieced? oughtn't he to have pieced? oughtn't we to have pieced? oughtn't you to have pieced? oughtn't they to have pieced?	oughtn't I to have been piecing? oughtn't you to have been piecing? oughtn't he to have been piecing? oughtn't we to have been piecing? oughtn't you to have been piecing? oughtn't they to have been piecing?