ought to extemporize
Regular verb: extemporize - extemporized- extemporized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to extemporize
you ought to extemporize
he ought to extemporize
we ought to extemporize
you ought to extemporize
they ought to extemporize 	I ought to be extemporizing
you ought to be extemporizing
he ought to be extemporizing
we ought to be extemporizing
you ought to be extemporizing
they ought to be extemporizing	I ought to have extemporized
you ought to have extemporized
he ought to have extemporized
we ought to have extemporized
you ought to have extemporized
they ought to have extemporized	I ought to have been extemporizing
you ought to have been extemporizing
he ought to have been extemporizing
we ought to have been extemporizing
you ought to have been extemporizing
they ought to have been extemporizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to extemporize
you ought not to extemporize
he ought not to extemporize
we ought not to extemporize
you ought not to extemporize
they ought not to extemporize 	I ought not to extemporizing
you ought not to extemporizing
he ought not to extemporizing
we ought not to extemporizing
you ought not to extemporizing
they ought not to extemporizing	I ought not to have extemporized
you ought not to have extemporized
he ought not to have extemporized
we ought not to have extemporized
you ought not to have extemporized
they ought not to have extemporized	I ought not to have been extemporizing
you ought not to have been extemporizing
he ought not to have been extemporizing
we ought not to have been extemporizing
you ought not to have been extemporizing
they ought not to have been extemporizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I extemporize?
ought to you extemporize?
ought to he extemporize?
ought to we extemporize?
ought to you extemporize?
ought to they extemporize? 	ought to I be extemporizing?
ought to you be extemporizing?
ought to he be extemporizing?
ought to we be extemporizing?
ought to you be extemporizing?
ought to they be extemporizing? 	ought to I have extemporized?
ought to you have extemporized?
ought to he have extemporized?
ought to we have extemporized?
ought to you have extemporized?
ought to they have extemporized? 	ought to I have been extemporizing?
ought to you have been extemporizing?
ought to he have been extemporizing?
ought to we have been extemporizing?
ought to you have been extemporizing?
ought to they have been extemporizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to extemporize?
ought you not to extemporize?
ought he not to extemporize?
ought we not to extemporize?
ought you not to extemporize?
ought they not to extemporize? 	ought I not to be extemporizing?
ought you not to be extemporizing?
ought he not to be extemporizing?
ought we not to be extemporizing?
ought you not to be extemporizing?
ought they not to be extemporizing? 	ought I not to have extemporized?
ought you not to have extemporized?
ought he not to have extemporized?
ought we not to have extemporized?
ought you not to have extemporized?
ought they not to have extemporized? 	ought I not to have been extemporizing?
ought you not to have been extemporizing?
ought he not to have been extemporizing?
ought we not to have been extemporizing?
ought you not to have been extemporizing?
ought they not to have been extemporizing?