ought to mutter
Regular verb: mutter - muttered- muttered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to mutter
you ought to mutter
she ought to mutter
we ought to mutter
you ought to mutter
they ought to mutter 	I ought to be muttering
you ought to be muttering
she ought to be muttering
we ought to be muttering
you ought to be muttering
they ought to be muttering	I ought to have muttered
you ought to have muttered
she ought to have muttered
we ought to have muttered
you ought to have muttered
they ought to have muttered	I ought to have been muttering
you ought to have been muttering
she ought to have been muttering
we ought to have been muttering
you ought to have been muttering
they ought to have been muttering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to mutter
you ought not to mutter
she ought not to mutter
we ought not to mutter
you ought not to mutter
they ought not to mutter 	I ought not to muttering
you ought not to muttering
she ought not to muttering
we ought not to muttering
you ought not to muttering
they ought not to muttering	I ought not to have muttered
you ought not to have muttered
she ought not to have muttered
we ought not to have muttered
you ought not to have muttered
they ought not to have muttered	I ought not to have been muttering
you ought not to have been muttering
she ought not to have been muttering
we ought not to have been muttering
you ought not to have been muttering
they ought not to have been muttering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I mutter?
ought to you mutter?
ought to she mutter?
ought to we mutter?
ought to you mutter?
ought to they mutter? 	ought to I be muttering?
ought to you be muttering?
ought to she be muttering?
ought to we be muttering?
ought to you be muttering?
ought to they be muttering? 	ought to I have muttered?
ought to you have muttered?
ought to she have muttered?
ought to we have muttered?
ought to you have muttered?
ought to they have muttered? 	ought to I have been muttering?
ought to you have been muttering?
ought to she have been muttering?
ought to we have been muttering?
ought to you have been muttering?
ought to they have been muttering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to mutter?
ought you not to mutter?
ought she not to mutter?
ought we not to mutter?
ought you not to mutter?
ought they not to mutter? 	ought I not to be muttering?
ought you not to be muttering?
ought she not to be muttering?
ought we not to be muttering?
ought you not to be muttering?
ought they not to be muttering? 	ought I not to have muttered?
ought you not to have muttered?
ought she not to have muttered?
ought we not to have muttered?
ought you not to have muttered?
ought they not to have muttered? 	ought I not to have been muttering?
ought you not to have been muttering?
ought she not to have been muttering?
ought we not to have been muttering?
ought you not to have been muttering?
ought they not to have been muttering?