English verb conjugation
OUGHT TO SPALL

Regular verb: spall - spalled - spalled

Affirmation

Simple form	V-ing form
I ought to spall you ought to spall he ought to spall we ought to spall you ought to spall they ought to spall	I ought to be spalling you ought to be spalling he ought to be spalling we ought to be spalling you ought to be spalling they ought to be spalling
Perfect	V-ing perfect
I ought to have spalled you ought to have spalled he ought to have spalled we ought to have spalled you ought to have spalled they ought to have spalled	I ought to have been spalling you ought to have been spalling he ought to have been spalling we ought to have been spalling you ought to have been spalling they ought to have been spalling

Negation

Simple form	V-ing form
I ought not to spall you ought not to spall he ought not to spall we ought not to spall you ought not to spall they ought not to spall	I ought not to spalling you ought not to spalling he ought not to spalling we ought not to spalling you ought not to spalling they ought not to spalling
Perfect	V-ing perfect
I ought not to have spalled you ought not to have spalled he ought not to have spalled we ought not to have spalled you ought not to have spalled they ought not to have spalled	I ought not to have been spalling you ought not to have been spalling he ought not to have been spalling we ought not to have been spalling you ought not to have been spalling they ought not to have been spalling

Interrogative form

Simple form	V-ing form
ought to I spall? ought to you spall? ought to he spall? ought to we spall? ought to you spall? ought to they spall?	ought to I be spalling? ought to you be spalling? ought to he be spalling? ought to we be spalling? ought to you be spalling? ought to they be spalling?
Perfect	V-ing perfect
ought to I have spalled? ought to you have spalled? ought to he have spalled? ought to we have spalled? ought to you have spalled? ought to they have spalled?	ought to I have been spalling? ought to you have been spalling? ought to he have been spalling? ought to we have been spalling? ought to you have been spalling? ought to they have been spalling?

Interro-negative form

Simple form	V-ing form
ought I not to spall? ought you not to spall? ought he not to spall? ought we not to spall? ought you not to spall? ought they not to spall?	ought I not to be spalling? ought you not to be spalling? ought he not to be spalling? ought we not to be spalling? ought you not to be spalling? ought they not to be spalling?
Perfect	V-ing perfect
ought I not to have spalled? ought you not to have spalled? ought he not to have spalled? ought we not to have spalled? ought you not to have spalled? ought they not to have spalled?	ought I not to have been spalling? ought you not to have been spalling? ought he not to have been spalling? ought we not to have been spalling? ought you not to have been spalling? ought they not to have been spalling?