English verb conjugation
OUGHT TO CLERK

Regular verb: clerk - clerked - clerked

Affirmation

Simple form	V-ing form
I ought to clerk you ought to clerk he ought to clerk we ought to clerk you ought to clerk they ought to clerk	I ought to be clerking you ought to be clerking he ought to be clerking we ought to be clerking you ought to be clerking they ought to be clerking
Perfect	V-ing perfect
I ought to have clerked you ought to have clerked he ought to have clerked we ought to have clerked you ought to have clerked they ought to have clerked	I ought to have been clerking you ought to have been clerking he ought to have been clerking we ought to have been clerking you ought to have been clerking they ought to have been clerking

Negation

Simple form	V-ing form
I ought not to clerk you ought not to clerk he ought not to clerk we ought not to clerk you ought not to clerk they ought not to clerk	I ought not to clerking you ought not to clerking he ought not to clerking we ought not to clerking you ought not to clerking they ought not to clerking
Perfect	V-ing perfect
I ought not to have clerked you ought not to have clerked he ought not to have clerked we ought not to have clerked you ought not to have clerked they ought not to have clerked	I ought not to have been clerking you ought not to have been clerking he ought not to have been clerking we ought not to have been clerking you ought not to have been clerking they ought not to have been clerking

Interrogative form

Simple form	V-ing form
ought to I clerk? ought to you clerk? ought to he clerk? ought to we clerk? ought to you clerk? ought to they clerk?	ought to I be clerking? ought to you be clerking? ought to he be clerking? ought to we be clerking? ought to you be clerking? ought to they be clerking?
Perfect	V-ing perfect
ought to I have clerked? ought to you have clerked? ought to he have clerked? ought to we have clerked? ought to you have clerked? ought to they have clerked?	ought to I have been clerking? ought to you have been clerking? ought to he have been clerking? ought to we have been clerking? ought to you have been clerking? ought to they have been clerking?

Interro-negative form

Simple form	V-ing form
ought I not to clerk? ought you not to clerk? ought he not to clerk? ought we not to clerk? ought you not to clerk? ought they not to clerk?	ought I not to be clerking? ought you not to be clerking? ought he not to be clerking? ought we not to be clerking? ought you not to be clerking? ought they not to be clerking?
Perfect	V-ing perfect
ought I not to have clerked? ought you not to have clerked? ought he not to have clerked? ought we not to have clerked? ought you not to have clerked? ought they not to have clerked?	ought I not to have been clerking? ought you not to have been clerking? ought he not to have been clerking? ought we not to have been clerking? ought you not to have been clerking? ought they not to have been clerking?