ought to half-mast
Regular verb: half-mast - half-masted- half-masted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to half-mast
you ought to half-mast
he ought to half-mast
we ought to half-mast
you ought to half-mast
they ought to half-mast 	I ought to be half-masting
you ought to be half-masting
he ought to be half-masting
we ought to be half-masting
you ought to be half-masting
they ought to be half-masting	I ought to have half-masted
you ought to have half-masted
he ought to have half-masted
we ought to have half-masted
you ought to have half-masted
they ought to have half-masted	I ought to have been half-masting
you ought to have been half-masting
he ought to have been half-masting
we ought to have been half-masting
you ought to have been half-masting
they ought to have been half-masting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to half-mast
you oughtn't to half-mast
he oughtn't to half-mast
we oughtn't to half-mast
you oughtn't to half-mast
they oughtn't to half-mast 	I oughtn't to be half-masting
you oughtn't to be half-masting
he oughtn't to be half-masting
we oughtn't to be half-masting
you oughtn't to be half-masting
they oughtn't to be half-masting	I oughtn't to have half-masted
you oughtn't to have half-masted
he oughtn't to have half-masted
we oughtn't to have half-masted
you oughtn't to have half-masted
they oughtn't to have half-masted	I oughtn't to have been half-masting
you oughtn't to have been half-masting
he oughtn't to have been half-masting
we oughtn't to have been half-masting
you oughtn't to have been half-masting
they oughtn't to have been half-masting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I half-mast?
ought to you half-mast?
ought to he half-mast?
ought to we half-mast?
ought to you half-mast?
ought to they half-mast? 	ought to I be half-masting?
ought to you be half-masting?
ought to he be half-masting?
ought to we be half-masting?
ought to you be half-masting?
ought to they be half-masting? 	ought to I have half-masted?
ought to you have half-masted?
ought to he have half-masted?
ought to we have half-masted?
ought to you have half-masted?
ought to they have half-masted? 	ought to I have been half-masting?
ought to you have been half-masting?
ought to he have been half-masting?
ought to we have been half-masting?
ought to you have been half-masting?
ought to they have been half-masting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to half-mast?
oughtn't you to half-mast?
oughtn't he to half-mast?
oughtn't we to half-mast?
oughtn't you to half-mast?
oughtn't they to half-mast? 	oughtn't I to be half-masting?
oughtn't you to be half-masting?
oughtn't he to be half-masting?
oughtn't we to be half-masting?
oughtn't you to be half-masting?
oughtn't they to be half-masting? 	oughtn't I to have half-masted?
oughtn't you to have half-masted?
oughtn't he to have half-masted?
oughtn't we to have half-masted?
oughtn't you to have half-masted?
oughtn't they to have half-masted? 	oughtn't I to have been half-masting?
oughtn't you to have been half-masting?
oughtn't he to have been half-masting?
oughtn't we to have been half-masting?
oughtn't you to have been half-masting?
oughtn't they to have been half-masting?