ought to staple
Regular verb: staple - stapled- stapled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to staple
you ought to staple
he ought to staple
we ought to staple
you ought to staple
they ought to staple 	I ought to be stapling
you ought to be stapling
he ought to be stapling
we ought to be stapling
you ought to be stapling
they ought to be stapling	I ought to have stapled
you ought to have stapled
he ought to have stapled
we ought to have stapled
you ought to have stapled
they ought to have stapled	I ought to have been stapling
you ought to have been stapling
he ought to have been stapling
we ought to have been stapling
you ought to have been stapling
they ought to have been stapling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to staple
you ought not to staple
he ought not to staple
we ought not to staple
you ought not to staple
they ought not to staple 	I ought not to stapling
you ought not to stapling
he ought not to stapling
we ought not to stapling
you ought not to stapling
they ought not to stapling	I ought not to have stapled
you ought not to have stapled
he ought not to have stapled
we ought not to have stapled
you ought not to have stapled
they ought not to have stapled	I ought not to have been stapling
you ought not to have been stapling
he ought not to have been stapling
we ought not to have been stapling
you ought not to have been stapling
they ought not to have been stapling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I staple?
ought to you staple?
ought to he staple?
ought to we staple?
ought to you staple?
ought to they staple? 	ought to I be stapling?
ought to you be stapling?
ought to he be stapling?
ought to we be stapling?
ought to you be stapling?
ought to they be stapling? 	ought to I have stapled?
ought to you have stapled?
ought to he have stapled?
ought to we have stapled?
ought to you have stapled?
ought to they have stapled? 	ought to I have been stapling?
ought to you have been stapling?
ought to he have been stapling?
ought to we have been stapling?
ought to you have been stapling?
ought to they have been stapling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to staple?
ought you not to staple?
ought he not to staple?
ought we not to staple?
ought you not to staple?
ought they not to staple? 	ought I not to be stapling?
ought you not to be stapling?
ought he not to be stapling?
ought we not to be stapling?
ought you not to be stapling?
ought they not to be stapling? 	ought I not to have stapled?
ought you not to have stapled?
ought he not to have stapled?
ought we not to have stapled?
ought you not to have stapled?
ought they not to have stapled? 	ought I not to have been stapling?
ought you not to have been stapling?
ought he not to have been stapling?
ought we not to have been stapling?
ought you not to have been stapling?
ought they not to have been stapling?