ought to oyster
Regular verb: oyster - oystered- oystered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to oyster
you ought to oyster
he ought to oyster
we ought to oyster
you ought to oyster
they ought to oyster 	I ought to be oystering
you ought to be oystering
he ought to be oystering
we ought to be oystering
you ought to be oystering
they ought to be oystering	I ought to have oystered
you ought to have oystered
he ought to have oystered
we ought to have oystered
you ought to have oystered
they ought to have oystered	I ought to have been oystering
you ought to have been oystering
he ought to have been oystering
we ought to have been oystering
you ought to have been oystering
they ought to have been oystering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to oyster
you ought not to oyster
he ought not to oyster
we ought not to oyster
you ought not to oyster
they ought not to oyster 	I ought not to oystering
you ought not to oystering
he ought not to oystering
we ought not to oystering
you ought not to oystering
they ought not to oystering	I ought not to have oystered
you ought not to have oystered
he ought not to have oystered
we ought not to have oystered
you ought not to have oystered
they ought not to have oystered	I ought not to have been oystering
you ought not to have been oystering
he ought not to have been oystering
we ought not to have been oystering
you ought not to have been oystering
they ought not to have been oystering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I oyster?
ought to you oyster?
ought to he oyster?
ought to we oyster?
ought to you oyster?
ought to they oyster? 	ought to I be oystering?
ought to you be oystering?
ought to he be oystering?
ought to we be oystering?
ought to you be oystering?
ought to they be oystering? 	ought to I have oystered?
ought to you have oystered?
ought to he have oystered?
ought to we have oystered?
ought to you have oystered?
ought to they have oystered? 	ought to I have been oystering?
ought to you have been oystering?
ought to he have been oystering?
ought to we have been oystering?
ought to you have been oystering?
ought to they have been oystering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to oyster?
ought you not to oyster?
ought he not to oyster?
ought we not to oyster?
ought you not to oyster?
ought they not to oyster? 	ought I not to be oystering?
ought you not to be oystering?
ought he not to be oystering?
ought we not to be oystering?
ought you not to be oystering?
ought they not to be oystering? 	ought I not to have oystered?
ought you not to have oystered?
ought he not to have oystered?
ought we not to have oystered?
ought you not to have oystered?
ought they not to have oystered? 	ought I not to have been oystering?
ought you not to have been oystering?
ought he not to have been oystering?
ought we not to have been oystering?
ought you not to have been oystering?
ought they not to have been oystering?