ought to knot
Regular verb: knot - knotted- knotted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to knot
you ought to knot
she ought to knot
we ought to knot
you ought to knot
they ought to knot 	I ought to be knotting
you ought to be knotting
she ought to be knotting
we ought to be knotting
you ought to be knotting
they ought to be knotting	I ought to have knotted
you ought to have knotted
she ought to have knotted
we ought to have knotted
you ought to have knotted
they ought to have knotted	I ought to have been knotting
you ought to have been knotting
she ought to have been knotting
we ought to have been knotting
you ought to have been knotting
they ought to have been knotting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to knot
you oughtn't to knot
she oughtn't to knot
we oughtn't to knot
you oughtn't to knot
they oughtn't to knot 	I oughtn't to be knotting
you oughtn't to be knotting
she oughtn't to be knotting
we oughtn't to be knotting
you oughtn't to be knotting
they oughtn't to be knotting	I oughtn't to have knotted
you oughtn't to have knotted
she oughtn't to have knotted
we oughtn't to have knotted
you oughtn't to have knotted
they oughtn't to have knotted	I oughtn't to have been knotting
you oughtn't to have been knotting
she oughtn't to have been knotting
we oughtn't to have been knotting
you oughtn't to have been knotting
they oughtn't to have been knotting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I knot?
ought to you knot?
ought to she knot?
ought to we knot?
ought to you knot?
ought to they knot? 	ought to I be knotting?
ought to you be knotting?
ought to she be knotting?
ought to we be knotting?
ought to you be knotting?
ought to they be knotting? 	ought to I have knotted?
ought to you have knotted?
ought to she have knotted?
ought to we have knotted?
ought to you have knotted?
ought to they have knotted? 	ought to I have been knotting?
ought to you have been knotting?
ought to she have been knotting?
ought to we have been knotting?
ought to you have been knotting?
ought to they have been knotting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to knot?
oughtn't you to knot?
oughtn't she to knot?
oughtn't we to knot?
oughtn't you to knot?
oughtn't they to knot? 	oughtn't I to be knotting?
oughtn't you to be knotting?
oughtn't she to be knotting?
oughtn't we to be knotting?
oughtn't you to be knotting?
oughtn't they to be knotting? 	oughtn't I to have knotted?
oughtn't you to have knotted?
oughtn't she to have knotted?
oughtn't we to have knotted?
oughtn't you to have knotted?
oughtn't they to have knotted? 	oughtn't I to have been knotting?
oughtn't you to have been knotting?
oughtn't she to have been knotting?
oughtn't we to have been knotting?
oughtn't you to have been knotting?
oughtn't they to have been knotting?