English verb conjugation
OUGHT TO CREAK

Regular verb: creak - creaked - creaked

Affirmation

Simple form	V-ing form
I ought to creak you ought to creak he ought to creak we ought to creak you ought to creak they ought to creak	I ought to be creaking you ought to be creaking he ought to be creaking we ought to be creaking you ought to be creaking they ought to be creaking
Perfect	V-ing perfect
I ought to have creaked you ought to have creaked he ought to have creaked we ought to have creaked you ought to have creaked they ought to have creaked	I ought to have been creaking you ought to have been creaking he ought to have been creaking we ought to have been creaking you ought to have been creaking they ought to have been creaking

Negation

Simple form	V-ing form
I ought not to creak you ought not to creak he ought not to creak we ought not to creak you ought not to creak they ought not to creak	I ought not to creaking you ought not to creaking he ought not to creaking we ought not to creaking you ought not to creaking they ought not to creaking
Perfect	V-ing perfect
I ought not to have creaked you ought not to have creaked he ought not to have creaked we ought not to have creaked you ought not to have creaked they ought not to have creaked	I ought not to have been creaking you ought not to have been creaking he ought not to have been creaking we ought not to have been creaking you ought not to have been creaking they ought not to have been creaking

Interrogative form

Simple form	V-ing form
ought to I creak? ought to you creak? ought to he creak? ought to we creak? ought to you creak? ought to they creak?	ought to I be creaking? ought to you be creaking? ought to he be creaking? ought to we be creaking? ought to you be creaking? ought to they be creaking?
Perfect	V-ing perfect
ought to I have creaked? ought to you have creaked? ought to he have creaked? ought to we have creaked? ought to you have creaked? ought to they have creaked?	ought to I have been creaking? ought to you have been creaking? ought to he have been creaking? ought to we have been creaking? ought to you have been creaking? ought to they have been creaking?

Interro-negative form

Simple form	V-ing form
ought I not to creak? ought you not to creak? ought he not to creak? ought we not to creak? ought you not to creak? ought they not to creak?	ought I not to be creaking? ought you not to be creaking? ought he not to be creaking? ought we not to be creaking? ought you not to be creaking? ought they not to be creaking?
Perfect	V-ing perfect
ought I not to have creaked? ought you not to have creaked? ought he not to have creaked? ought we not to have creaked? ought you not to have creaked? ought they not to have creaked?	ought I not to have been creaking? ought you not to have been creaking? ought he not to have been creaking? ought we not to have been creaking? ought you not to have been creaking? ought they not to have been creaking?