ought to detect
Regular verb: detect - detected- detected

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to detect
you ought to detect
she ought to detect
we ought to detect
you ought to detect
they ought to detect 	I ought to be detecting
you ought to be detecting
she ought to be detecting
we ought to be detecting
you ought to be detecting
they ought to be detecting	I ought to have detected
you ought to have detected
she ought to have detected
we ought to have detected
you ought to have detected
they ought to have detected	I ought to have been detecting
you ought to have been detecting
she ought to have been detecting
we ought to have been detecting
you ought to have been detecting
they ought to have been detecting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to detect
you oughtn't to detect
she oughtn't to detect
we oughtn't to detect
you oughtn't to detect
they oughtn't to detect 	I oughtn't to be detecting
you oughtn't to be detecting
she oughtn't to be detecting
we oughtn't to be detecting
you oughtn't to be detecting
they oughtn't to be detecting	I oughtn't to have detected
you oughtn't to have detected
she oughtn't to have detected
we oughtn't to have detected
you oughtn't to have detected
they oughtn't to have detected	I oughtn't to have been detecting
you oughtn't to have been detecting
she oughtn't to have been detecting
we oughtn't to have been detecting
you oughtn't to have been detecting
they oughtn't to have been detecting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I detect?
ought to you detect?
ought to she detect?
ought to we detect?
ought to you detect?
ought to they detect? 	ought to I be detecting?
ought to you be detecting?
ought to she be detecting?
ought to we be detecting?
ought to you be detecting?
ought to they be detecting? 	ought to I have detected?
ought to you have detected?
ought to she have detected?
ought to we have detected?
ought to you have detected?
ought to they have detected? 	ought to I have been detecting?
ought to you have been detecting?
ought to she have been detecting?
ought to we have been detecting?
ought to you have been detecting?
ought to they have been detecting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to detect?
oughtn't you to detect?
oughtn't she to detect?
oughtn't we to detect?
oughtn't you to detect?
oughtn't they to detect? 	oughtn't I to be detecting?
oughtn't you to be detecting?
oughtn't she to be detecting?
oughtn't we to be detecting?
oughtn't you to be detecting?
oughtn't they to be detecting? 	oughtn't I to have detected?
oughtn't you to have detected?
oughtn't she to have detected?
oughtn't we to have detected?
oughtn't you to have detected?
oughtn't they to have detected? 	oughtn't I to have been detecting?
oughtn't you to have been detecting?
oughtn't she to have been detecting?
oughtn't we to have been detecting?
oughtn't you to have been detecting?
oughtn't they to have been detecting?