should knot
Regular verb: knot - knotted- knotted

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not knot
you should not knot
she should not knot
we should not knot
you should not knot
they should not knot 	I should not be knotting
you should not be knotting
she should not be knotting
we should not be knotting
you should not be knotting
they should not be knotting	I should not have knotted
you should not have knotted
she should not have knotted
we should not have knotted
you should not have knotted
they should not have knotted	I should not have been knotting
you should not have been knotting
she should not have been knotting
we should not have been knotting
you should not have been knotting
they should not have been knotting	

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

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not knot?
should you not knot?
should she not knot?
should we not knot?
should you not knot?
should they not knot? 	should I not be knotting?
should you not be knotting?
should she not be knotting?
should we not be knotting?
should you not be knotting?
should they not be knotting? 	should I not have knotted?
should you not have knotted?
should she not have knotted?
should we not have knotted?
should you not have knotted?
should they not have knotted? 	should I not have been knotting?
should you not have been knotting?
should she not have been knotting?
should we not have been knotting?
should you not have been knotting?
should they not have been knotting?