ought to unseal
Regular verb: unseal - unsealed- unsealed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to unseal
you ought to unseal
she ought to unseal
we ought to unseal
you ought to unseal
they ought to unseal 	I ought to be unsealing
you ought to be unsealing
she ought to be unsealing
we ought to be unsealing
you ought to be unsealing
they ought to be unsealing	I ought to have unsealed
you ought to have unsealed
she ought to have unsealed
we ought to have unsealed
you ought to have unsealed
they ought to have unsealed	I ought to have been unsealing
you ought to have been unsealing
she ought to have been unsealing
we ought to have been unsealing
you ought to have been unsealing
they ought to have been unsealing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to unseal
you oughtn't to unseal
she oughtn't to unseal
we oughtn't to unseal
you oughtn't to unseal
they oughtn't to unseal 	I oughtn't to be unsealing
you oughtn't to be unsealing
she oughtn't to be unsealing
we oughtn't to be unsealing
you oughtn't to be unsealing
they oughtn't to be unsealing	I oughtn't to have unsealed
you oughtn't to have unsealed
she oughtn't to have unsealed
we oughtn't to have unsealed
you oughtn't to have unsealed
they oughtn't to have unsealed	I oughtn't to have been unsealing
you oughtn't to have been unsealing
she oughtn't to have been unsealing
we oughtn't to have been unsealing
you oughtn't to have been unsealing
they oughtn't to have been unsealing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I unseal?
ought to you unseal?
ought to she unseal?
ought to we unseal?
ought to you unseal?
ought to they unseal? 	ought to I be unsealing?
ought to you be unsealing?
ought to she be unsealing?
ought to we be unsealing?
ought to you be unsealing?
ought to they be unsealing? 	ought to I have unsealed?
ought to you have unsealed?
ought to she have unsealed?
ought to we have unsealed?
ought to you have unsealed?
ought to they have unsealed? 	ought to I have been unsealing?
ought to you have been unsealing?
ought to she have been unsealing?
ought to we have been unsealing?
ought to you have been unsealing?
ought to they have been unsealing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to unseal?
oughtn't you to unseal?
oughtn't she to unseal?
oughtn't we to unseal?
oughtn't you to unseal?
oughtn't they to unseal? 	oughtn't I to be unsealing?
oughtn't you to be unsealing?
oughtn't she to be unsealing?
oughtn't we to be unsealing?
oughtn't you to be unsealing?
oughtn't they to be unsealing? 	oughtn't I to have unsealed?
oughtn't you to have unsealed?
oughtn't she to have unsealed?
oughtn't we to have unsealed?
oughtn't you to have unsealed?
oughtn't they to have unsealed? 	oughtn't I to have been unsealing?
oughtn't you to have been unsealing?
oughtn't she to have been unsealing?
oughtn't we to have been unsealing?
oughtn't you to have been unsealing?
oughtn't they to have been unsealing?