ought to spall
Regular verb: spall - spalled- spalled

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