ought to drudge
Regular verb: drudge - drudged- drudged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to drudge
you ought to drudge
he ought to drudge
we ought to drudge
you ought to drudge
they ought to drudge 	I ought to be drudging
you ought to be drudging
he ought to be drudging
we ought to be drudging
you ought to be drudging
they ought to be drudging	I ought to have drudged
you ought to have drudged
he ought to have drudged
we ought to have drudged
you ought to have drudged
they ought to have drudged	I ought to have been drudging
you ought to have been drudging
he ought to have been drudging
we ought to have been drudging
you ought to have been drudging
they ought to have been drudging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to drudge
you ought not to drudge
he ought not to drudge
we ought not to drudge
you ought not to drudge
they ought not to drudge 	I ought not to drudging
you ought not to drudging
he ought not to drudging
we ought not to drudging
you ought not to drudging
they ought not to drudging	I ought not to have drudged
you ought not to have drudged
he ought not to have drudged
we ought not to have drudged
you ought not to have drudged
they ought not to have drudged	I ought not to have been drudging
you ought not to have been drudging
he ought not to have been drudging
we ought not to have been drudging
you ought not to have been drudging
they ought not to have been drudging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I drudge?
ought to you drudge?
ought to he drudge?
ought to we drudge?
ought to you drudge?
ought to they drudge? 	ought to I be drudging?
ought to you be drudging?
ought to he be drudging?
ought to we be drudging?
ought to you be drudging?
ought to they be drudging? 	ought to I have drudged?
ought to you have drudged?
ought to he have drudged?
ought to we have drudged?
ought to you have drudged?
ought to they have drudged? 	ought to I have been drudging?
ought to you have been drudging?
ought to he have been drudging?
ought to we have been drudging?
ought to you have been drudging?
ought to they have been drudging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to drudge?
ought you not to drudge?
ought he not to drudge?
ought we not to drudge?
ought you not to drudge?
ought they not to drudge? 	ought I not to be drudging?
ought you not to be drudging?
ought he not to be drudging?
ought we not to be drudging?
ought you not to be drudging?
ought they not to be drudging? 	ought I not to have drudged?
ought you not to have drudged?
ought he not to have drudged?
ought we not to have drudged?
ought you not to have drudged?
ought they not to have drudged? 	ought I not to have been drudging?
ought you not to have been drudging?
ought he not to have been drudging?
ought we not to have been drudging?
ought you not to have been drudging?
ought they not to have been drudging?