ought to flake
Regular verb: flake - flaked- flaked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to flake
you ought to flake
she ought to flake
we ought to flake
you ought to flake
they ought to flake 	I ought to be flaking
you ought to be flaking
she ought to be flaking
we ought to be flaking
you ought to be flaking
they ought to be flaking	I ought to have flaked
you ought to have flaked
she ought to have flaked
we ought to have flaked
you ought to have flaked
they ought to have flaked	I ought to have been flaking
you ought to have been flaking
she ought to have been flaking
we ought to have been flaking
you ought to have been flaking
they ought to have been flaking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to flake
you ought not to flake
she ought not to flake
we ought not to flake
you ought not to flake
they ought not to flake 	I ought not to flaking
you ought not to flaking
she ought not to flaking
we ought not to flaking
you ought not to flaking
they ought not to flaking	I ought not to have flaked
you ought not to have flaked
she ought not to have flaked
we ought not to have flaked
you ought not to have flaked
they ought not to have flaked	I ought not to have been flaking
you ought not to have been flaking
she ought not to have been flaking
we ought not to have been flaking
you ought not to have been flaking
they ought not to have been flaking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I flake?
ought to you flake?
ought to she flake?
ought to we flake?
ought to you flake?
ought to they flake? 	ought to I be flaking?
ought to you be flaking?
ought to she be flaking?
ought to we be flaking?
ought to you be flaking?
ought to they be flaking? 	ought to I have flaked?
ought to you have flaked?
ought to she have flaked?
ought to we have flaked?
ought to you have flaked?
ought to they have flaked? 	ought to I have been flaking?
ought to you have been flaking?
ought to she have been flaking?
ought to we have been flaking?
ought to you have been flaking?
ought to they have been flaking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to flake?
ought you not to flake?
ought she not to flake?
ought we not to flake?
ought you not to flake?
ought they not to flake? 	ought I not to be flaking?
ought you not to be flaking?
ought she not to be flaking?
ought we not to be flaking?
ought you not to be flaking?
ought they not to be flaking? 	ought I not to have flaked?
ought you not to have flaked?
ought she not to have flaked?
ought we not to have flaked?
ought you not to have flaked?
ought they not to have flaked? 	ought I not to have been flaking?
ought you not to have been flaking?
ought she not to have been flaking?
ought we not to have been flaking?
ought you not to have been flaking?
ought they not to have been flaking?