ought to cat
Regular verb: cat - cated- cated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to cat
you ought to cat
she ought to cat
we ought to cat
you ought to cat
they ought to cat 	I ought to be cating
you ought to be cating
she ought to be cating
we ought to be cating
you ought to be cating
they ought to be cating	I ought to have cated
you ought to have cated
she ought to have cated
we ought to have cated
you ought to have cated
they ought to have cated	I ought to have been cating
you ought to have been cating
she ought to have been cating
we ought to have been cating
you ought to have been cating
they ought to have been cating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to cat
you ought not to cat
she ought not to cat
we ought not to cat
you ought not to cat
they ought not to cat 	I ought not to cating
you ought not to cating
she ought not to cating
we ought not to cating
you ought not to cating
they ought not to cating	I ought not to have cated
you ought not to have cated
she ought not to have cated
we ought not to have cated
you ought not to have cated
they ought not to have cated	I ought not to have been cating
you ought not to have been cating
she ought not to have been cating
we ought not to have been cating
you ought not to have been cating
they ought not to have been cating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I cat?
ought to you cat?
ought to she cat?
ought to we cat?
ought to you cat?
ought to they cat? 	ought to I be cating?
ought to you be cating?
ought to she be cating?
ought to we be cating?
ought to you be cating?
ought to they be cating? 	ought to I have cated?
ought to you have cated?
ought to she have cated?
ought to we have cated?
ought to you have cated?
ought to they have cated? 	ought to I have been cating?
ought to you have been cating?
ought to she have been cating?
ought to we have been cating?
ought to you have been cating?
ought to they have been cating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to cat?
ought you not to cat?
ought she not to cat?
ought we not to cat?
ought you not to cat?
ought they not to cat? 	ought I not to be cating?
ought you not to be cating?
ought she not to be cating?
ought we not to be cating?
ought you not to be cating?
ought they not to be cating? 	ought I not to have cated?
ought you not to have cated?
ought she not to have cated?
ought we not to have cated?
ought you not to have cated?
ought they not to have cated? 	ought I not to have been cating?
ought you not to have been cating?
ought she not to have been cating?
ought we not to have been cating?
ought you not to have been cating?
ought they not to have been cating?