ought to constrict
Regular verb: constrict - constricted- constricted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to constrict
you ought to constrict
he ought to constrict
we ought to constrict
you ought to constrict
they ought to constrict 	I ought to be constricting
you ought to be constricting
he ought to be constricting
we ought to be constricting
you ought to be constricting
they ought to be constricting	I ought to have constricted
you ought to have constricted
he ought to have constricted
we ought to have constricted
you ought to have constricted
they ought to have constricted	I ought to have been constricting
you ought to have been constricting
he ought to have been constricting
we ought to have been constricting
you ought to have been constricting
they ought to have been constricting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to constrict
you ought not to constrict
he ought not to constrict
we ought not to constrict
you ought not to constrict
they ought not to constrict 	I ought not to constricting
you ought not to constricting
he ought not to constricting
we ought not to constricting
you ought not to constricting
they ought not to constricting	I ought not to have constricted
you ought not to have constricted
he ought not to have constricted
we ought not to have constricted
you ought not to have constricted
they ought not to have constricted	I ought not to have been constricting
you ought not to have been constricting
he ought not to have been constricting
we ought not to have been constricting
you ought not to have been constricting
they ought not to have been constricting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I constrict?
ought to you constrict?
ought to he constrict?
ought to we constrict?
ought to you constrict?
ought to they constrict? 	ought to I be constricting?
ought to you be constricting?
ought to he be constricting?
ought to we be constricting?
ought to you be constricting?
ought to they be constricting? 	ought to I have constricted?
ought to you have constricted?
ought to he have constricted?
ought to we have constricted?
ought to you have constricted?
ought to they have constricted? 	ought to I have been constricting?
ought to you have been constricting?
ought to he have been constricting?
ought to we have been constricting?
ought to you have been constricting?
ought to they have been constricting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to constrict?
ought you not to constrict?
ought he not to constrict?
ought we not to constrict?
ought you not to constrict?
ought they not to constrict? 	ought I not to be constricting?
ought you not to be constricting?
ought he not to be constricting?
ought we not to be constricting?
ought you not to be constricting?
ought they not to be constricting? 	ought I not to have constricted?
ought you not to have constricted?
ought he not to have constricted?
ought we not to have constricted?
ought you not to have constricted?
ought they not to have constricted? 	ought I not to have been constricting?
ought you not to have been constricting?
ought he not to have been constricting?
ought we not to have been constricting?
ought you not to have been constricting?
ought they not to have been constricting?