English verb conjugation
OUGHT TO TOUGH

Regular verb: tough - toughed - toughed

Affirmation

Simple form	V-ing form
I ought to tough you ought to tough he ought to tough we ought to tough you ought to tough they ought to tough	I ought to be toughing you ought to be toughing he ought to be toughing we ought to be toughing you ought to be toughing they ought to be toughing
Perfect	V-ing perfect
I ought to have toughed you ought to have toughed he ought to have toughed we ought to have toughed you ought to have toughed they ought to have toughed	I ought to have been toughing you ought to have been toughing he ought to have been toughing we ought to have been toughing you ought to have been toughing they ought to have been toughing

Negation

Simple form	V-ing form
I ought not to tough you ought not to tough he ought not to tough we ought not to tough you ought not to tough they ought not to tough	I ought not to toughing you ought not to toughing he ought not to toughing we ought not to toughing you ought not to toughing they ought not to toughing
Perfect	V-ing perfect
I ought not to have toughed you ought not to have toughed he ought not to have toughed we ought not to have toughed you ought not to have toughed they ought not to have toughed	I ought not to have been toughing you ought not to have been toughing he ought not to have been toughing we ought not to have been toughing you ought not to have been toughing they ought not to have been toughing

Interrogative form

Simple form	V-ing form
ought to I tough? ought to you tough? ought to he tough? ought to we tough? ought to you tough? ought to they tough?	ought to I be toughing? ought to you be toughing? ought to he be toughing? ought to we be toughing? ought to you be toughing? ought to they be toughing?
Perfect	V-ing perfect
ought to I have toughed? ought to you have toughed? ought to he have toughed? ought to we have toughed? ought to you have toughed? ought to they have toughed?	ought to I have been toughing? ought to you have been toughing? ought to he have been toughing? ought to we have been toughing? ought to you have been toughing? ought to they have been toughing?

Interro-negative form

Simple form	V-ing form
ought I not to tough? ought you not to tough? ought he not to tough? ought we not to tough? ought you not to tough? ought they not to tough?	ought I not to be toughing? ought you not to be toughing? ought he not to be toughing? ought we not to be toughing? ought you not to be toughing? ought they not to be toughing?
Perfect	V-ing perfect
ought I not to have toughed? ought you not to have toughed? ought he not to have toughed? ought we not to have toughed? ought you not to have toughed? ought they not to have toughed?	ought I not to have been toughing? ought you not to have been toughing? ought he not to have been toughing? ought we not to have been toughing? ought you not to have been toughing? ought they not to have been toughing?