ought to convolve
Regular verb: convolve - convolved- convolved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to convolve
you ought to convolve
he ought to convolve
we ought to convolve
you ought to convolve
they ought to convolve 	I ought to be convolving
you ought to be convolving
he ought to be convolving
we ought to be convolving
you ought to be convolving
they ought to be convolving	I ought to have convolved
you ought to have convolved
he ought to have convolved
we ought to have convolved
you ought to have convolved
they ought to have convolved	I ought to have been convolving
you ought to have been convolving
he ought to have been convolving
we ought to have been convolving
you ought to have been convolving
they ought to have been convolving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to convolve
you oughtn't to convolve
he oughtn't to convolve
we oughtn't to convolve
you oughtn't to convolve
they oughtn't to convolve 	I oughtn't to be convolving
you oughtn't to be convolving
he oughtn't to be convolving
we oughtn't to be convolving
you oughtn't to be convolving
they oughtn't to be convolving	I oughtn't to have convolved
you oughtn't to have convolved
he oughtn't to have convolved
we oughtn't to have convolved
you oughtn't to have convolved
they oughtn't to have convolved	I oughtn't to have been convolving
you oughtn't to have been convolving
he oughtn't to have been convolving
we oughtn't to have been convolving
you oughtn't to have been convolving
they oughtn't to have been convolving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I convolve?
ought to you convolve?
ought to he convolve?
ought to we convolve?
ought to you convolve?
ought to they convolve? 	ought to I be convolving?
ought to you be convolving?
ought to he be convolving?
ought to we be convolving?
ought to you be convolving?
ought to they be convolving? 	ought to I have convolved?
ought to you have convolved?
ought to he have convolved?
ought to we have convolved?
ought to you have convolved?
ought to they have convolved? 	ought to I have been convolving?
ought to you have been convolving?
ought to he have been convolving?
ought to we have been convolving?
ought to you have been convolving?
ought to they have been convolving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to convolve?
oughtn't you to convolve?
oughtn't he to convolve?
oughtn't we to convolve?
oughtn't you to convolve?
oughtn't they to convolve? 	oughtn't I to be convolving?
oughtn't you to be convolving?
oughtn't he to be convolving?
oughtn't we to be convolving?
oughtn't you to be convolving?
oughtn't they to be convolving? 	oughtn't I to have convolved?
oughtn't you to have convolved?
oughtn't he to have convolved?
oughtn't we to have convolved?
oughtn't you to have convolved?
oughtn't they to have convolved? 	oughtn't I to have been convolving?
oughtn't you to have been convolving?
oughtn't he to have been convolving?
oughtn't we to have been convolving?
oughtn't you to have been convolving?
oughtn't they to have been convolving?