English verb conjugation
OUGHT TO PRECAUTION

Regular verb: precaution - precautioned - precautioned

Affirmation

Simple form	V-ing form
I ought to precaution you ought to precaution he ought to precaution we ought to precaution you ought to precaution they ought to precaution	I ought to be precautioning you ought to be precautioning he ought to be precautioning we ought to be precautioning you ought to be precautioning they ought to be precautioning
Perfect	V-ing perfect
I ought to have precautioned you ought to have precautioned he ought to have precautioned we ought to have precautioned you ought to have precautioned they ought to have precautioned	I ought to have been precautioning you ought to have been precautioning he ought to have been precautioning we ought to have been precautioning you ought to have been precautioning they ought to have been precautioning

Negation

Simple form	V-ing form
I oughtn't to precaution you oughtn't to precaution he oughtn't to precaution we oughtn't to precaution you oughtn't to precaution they oughtn't to precaution	I oughtn't to be precautioning you oughtn't to be precautioning he oughtn't to be precautioning we oughtn't to be precautioning you oughtn't to be precautioning they oughtn't to be precautioning
Perfect	V-ing perfect
I oughtn't to have precautioned you oughtn't to have precautioned he oughtn't to have precautioned we oughtn't to have precautioned you oughtn't to have precautioned they oughtn't to have precautioned	I oughtn't to have been precautioning you oughtn't to have been precautioning he oughtn't to have been precautioning we oughtn't to have been precautioning you oughtn't to have been precautioning they oughtn't to have been precautioning

Interrogative form

Simple form	V-ing form
ought to I precaution? ought to you precaution? ought to he precaution? ought to we precaution? ought to you precaution? ought to they precaution?	ought to I be precautioning? ought to you be precautioning? ought to he be precautioning? ought to we be precautioning? ought to you be precautioning? ought to they be precautioning?
Perfect	V-ing perfect
ought to I have precautioned? ought to you have precautioned? ought to he have precautioned? ought to we have precautioned? ought to you have precautioned? ought to they have precautioned?	ought to I have been precautioning? ought to you have been precautioning? ought to he have been precautioning? ought to we have been precautioning? ought to you have been precautioning? ought to they have been precautioning?

Interro-negative form

Simple form	V-ing form
oughtn't I to precaution? oughtn't you to precaution? oughtn't he to precaution? oughtn't we to precaution? oughtn't you to precaution? oughtn't they to precaution?	oughtn't I to be precautioning? oughtn't you to be precautioning? oughtn't he to be precautioning? oughtn't we to be precautioning? oughtn't you to be precautioning? oughtn't they to be precautioning?
Perfect	V-ing perfect
oughtn't I to have precautioned? oughtn't you to have precautioned? oughtn't he to have precautioned? oughtn't we to have precautioned? oughtn't you to have precautioned? oughtn't they to have precautioned?	oughtn't I to have been precautioning? oughtn't you to have been precautioning? oughtn't he to have been precautioning? oughtn't we to have been precautioning? oughtn't you to have been precautioning? oughtn't they to have been precautioning?