ought to presurvey
Regular verb: presurvey - presurveyed- presurveyed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to presurvey
you ought to presurvey
he ought to presurvey
we ought to presurvey
you ought to presurvey
they ought to presurvey 	I ought to be presurveying
you ought to be presurveying
he ought to be presurveying
we ought to be presurveying
you ought to be presurveying
they ought to be presurveying	I ought to have presurveyed
you ought to have presurveyed
he ought to have presurveyed
we ought to have presurveyed
you ought to have presurveyed
they ought to have presurveyed	I ought to have been presurveying
you ought to have been presurveying
he ought to have been presurveying
we ought to have been presurveying
you ought to have been presurveying
they ought to have been presurveying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to presurvey
you oughtn't to presurvey
he oughtn't to presurvey
we oughtn't to presurvey
you oughtn't to presurvey
they oughtn't to presurvey 	I oughtn't to be presurveying
you oughtn't to be presurveying
he oughtn't to be presurveying
we oughtn't to be presurveying
you oughtn't to be presurveying
they oughtn't to be presurveying	I oughtn't to have presurveyed
you oughtn't to have presurveyed
he oughtn't to have presurveyed
we oughtn't to have presurveyed
you oughtn't to have presurveyed
they oughtn't to have presurveyed	I oughtn't to have been presurveying
you oughtn't to have been presurveying
he oughtn't to have been presurveying
we oughtn't to have been presurveying
you oughtn't to have been presurveying
they oughtn't to have been presurveying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I presurvey?
ought to you presurvey?
ought to he presurvey?
ought to we presurvey?
ought to you presurvey?
ought to they presurvey? 	ought to I be presurveying?
ought to you be presurveying?
ought to he be presurveying?
ought to we be presurveying?
ought to you be presurveying?
ought to they be presurveying? 	ought to I have presurveyed?
ought to you have presurveyed?
ought to he have presurveyed?
ought to we have presurveyed?
ought to you have presurveyed?
ought to they have presurveyed? 	ought to I have been presurveying?
ought to you have been presurveying?
ought to he have been presurveying?
ought to we have been presurveying?
ought to you have been presurveying?
ought to they have been presurveying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to presurvey?
oughtn't you to presurvey?
oughtn't he to presurvey?
oughtn't we to presurvey?
oughtn't you to presurvey?
oughtn't they to presurvey? 	oughtn't I to be presurveying?
oughtn't you to be presurveying?
oughtn't he to be presurveying?
oughtn't we to be presurveying?
oughtn't you to be presurveying?
oughtn't they to be presurveying? 	oughtn't I to have presurveyed?
oughtn't you to have presurveyed?
oughtn't he to have presurveyed?
oughtn't we to have presurveyed?
oughtn't you to have presurveyed?
oughtn't they to have presurveyed? 	oughtn't I to have been presurveying?
oughtn't you to have been presurveying?
oughtn't he to have been presurveying?
oughtn't we to have been presurveying?
oughtn't you to have been presurveying?
oughtn't they to have been presurveying?