ought to knee
Regular verb: knee - kneed- kneed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to knee
you ought to knee
she ought to knee
we ought to knee
you ought to knee
they ought to knee 	I ought to be kneeing
you ought to be kneeing
she ought to be kneeing
we ought to be kneeing
you ought to be kneeing
they ought to be kneeing	I ought to have kneed
you ought to have kneed
she ought to have kneed
we ought to have kneed
you ought to have kneed
they ought to have kneed	I ought to have been kneeing
you ought to have been kneeing
she ought to have been kneeing
we ought to have been kneeing
you ought to have been kneeing
they ought to have been kneeing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to knee
you ought not to knee
she ought not to knee
we ought not to knee
you ought not to knee
they ought not to knee 	I ought not to kneeing
you ought not to kneeing
she ought not to kneeing
we ought not to kneeing
you ought not to kneeing
they ought not to kneeing	I ought not to have kneed
you ought not to have kneed
she ought not to have kneed
we ought not to have kneed
you ought not to have kneed
they ought not to have kneed	I ought not to have been kneeing
you ought not to have been kneeing
she ought not to have been kneeing
we ought not to have been kneeing
you ought not to have been kneeing
they ought not to have been kneeing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I knee?
ought to you knee?
ought to she knee?
ought to we knee?
ought to you knee?
ought to they knee? 	ought to I be kneeing?
ought to you be kneeing?
ought to she be kneeing?
ought to we be kneeing?
ought to you be kneeing?
ought to they be kneeing? 	ought to I have kneed?
ought to you have kneed?
ought to she have kneed?
ought to we have kneed?
ought to you have kneed?
ought to they have kneed? 	ought to I have been kneeing?
ought to you have been kneeing?
ought to she have been kneeing?
ought to we have been kneeing?
ought to you have been kneeing?
ought to they have been kneeing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to knee?
ought you not to knee?
ought she not to knee?
ought we not to knee?
ought you not to knee?
ought they not to knee? 	ought I not to be kneeing?
ought you not to be kneeing?
ought she not to be kneeing?
ought we not to be kneeing?
ought you not to be kneeing?
ought they not to be kneeing? 	ought I not to have kneed?
ought you not to have kneed?
ought she not to have kneed?
ought we not to have kneed?
ought you not to have kneed?
ought they not to have kneed? 	ought I not to have been kneeing?
ought you not to have been kneeing?
ought she not to have been kneeing?
ought we not to have been kneeing?
ought you not to have been kneeing?
ought they not to have been kneeing?