ought to flabbergast
Regular verb: flabbergast - flabbergasted- flabbergasted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to flabbergast
you ought to flabbergast
he ought to flabbergast
we ought to flabbergast
you ought to flabbergast
they ought to flabbergast 	I ought to be flabbergasting
you ought to be flabbergasting
he ought to be flabbergasting
we ought to be flabbergasting
you ought to be flabbergasting
they ought to be flabbergasting	I ought to have flabbergasted
you ought to have flabbergasted
he ought to have flabbergasted
we ought to have flabbergasted
you ought to have flabbergasted
they ought to have flabbergasted	I ought to have been flabbergasting
you ought to have been flabbergasting
he ought to have been flabbergasting
we ought to have been flabbergasting
you ought to have been flabbergasting
they ought to have been flabbergasting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to flabbergast
you oughtn't to flabbergast
he oughtn't to flabbergast
we oughtn't to flabbergast
you oughtn't to flabbergast
they oughtn't to flabbergast 	I oughtn't to be flabbergasting
you oughtn't to be flabbergasting
he oughtn't to be flabbergasting
we oughtn't to be flabbergasting
you oughtn't to be flabbergasting
they oughtn't to be flabbergasting	I oughtn't to have flabbergasted
you oughtn't to have flabbergasted
he oughtn't to have flabbergasted
we oughtn't to have flabbergasted
you oughtn't to have flabbergasted
they oughtn't to have flabbergasted	I oughtn't to have been flabbergasting
you oughtn't to have been flabbergasting
he oughtn't to have been flabbergasting
we oughtn't to have been flabbergasting
you oughtn't to have been flabbergasting
they oughtn't to have been flabbergasting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I flabbergast?
ought to you flabbergast?
ought to he flabbergast?
ought to we flabbergast?
ought to you flabbergast?
ought to they flabbergast? 	ought to I be flabbergasting?
ought to you be flabbergasting?
ought to he be flabbergasting?
ought to we be flabbergasting?
ought to you be flabbergasting?
ought to they be flabbergasting? 	ought to I have flabbergasted?
ought to you have flabbergasted?
ought to he have flabbergasted?
ought to we have flabbergasted?
ought to you have flabbergasted?
ought to they have flabbergasted? 	ought to I have been flabbergasting?
ought to you have been flabbergasting?
ought to he have been flabbergasting?
ought to we have been flabbergasting?
ought to you have been flabbergasting?
ought to they have been flabbergasting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to flabbergast?
oughtn't you to flabbergast?
oughtn't he to flabbergast?
oughtn't we to flabbergast?
oughtn't you to flabbergast?
oughtn't they to flabbergast? 	oughtn't I to be flabbergasting?
oughtn't you to be flabbergasting?
oughtn't he to be flabbergasting?
oughtn't we to be flabbergasting?
oughtn't you to be flabbergasting?
oughtn't they to be flabbergasting? 	oughtn't I to have flabbergasted?
oughtn't you to have flabbergasted?
oughtn't he to have flabbergasted?
oughtn't we to have flabbergasted?
oughtn't you to have flabbergasted?
oughtn't they to have flabbergasted? 	oughtn't I to have been flabbergasting?
oughtn't you to have been flabbergasting?
oughtn't he to have been flabbergasting?
oughtn't we to have been flabbergasting?
oughtn't you to have been flabbergasting?
oughtn't they to have been flabbergasting?