English verb conjugation
MUST PITCHFORK

Regular verb: pitchfork - pitchforked - pitchforked

Affirmation

Simple form	V-ing form
I must pitchfork you must pitchfork she must pitchfork we must pitchfork you must pitchfork they must pitchfork	I must be pitchforking you must be pitchforking she must be pitchforking we must be pitchforking you must be pitchforking they must be pitchforking
Perfect	V-ing perfect
I must have pitchforked you must have pitchforked she must have pitchforked we must have pitchforked you must have pitchforked they must have pitchforked	I must have been pitchforking you must have been pitchforking she must have been pitchforking we must have been pitchforking you must have been pitchforking they must have been pitchforking

Negation

Simple form	V-ing form
I mustn't pitchfork you mustn't pitchfork she mustn't pitchfork we mustn't pitchfork you mustn't pitchfork they mustn't pitchfork	I mustn't be pitchforking you mustn't be pitchforking she mustn't be pitchforking we mustn't be pitchforking you mustn't be pitchforking they mustn't be pitchforking
Perfect	V-ing perfect
I mustn't have pitchforked you mustn't have pitchforked she mustn't have pitchforked we mustn't have pitchforked you mustn't have pitchforked they mustn't have pitchforked	I mustn't have been pitchforking you mustn't have been pitchforking she mustn't have been pitchforking we mustn't have been pitchforking you mustn't have been pitchforking they mustn't have been pitchforking

Interrogative form

Simple form	V-ing form
must I pitchfork? must you pitchfork? must she pitchfork? must we pitchfork? must you pitchfork? must they pitchfork?	must I be pitchforking? must you be pitchforking? must she be pitchforking? must we be pitchforking? must you be pitchforking? must they be pitchforking?
Perfect	V-ing perfect
must I have pitchforked? must you have pitchforked? must she have pitchforked? must we have pitchforked? must you have pitchforked? must they have pitchforked?	must I have been pitchforking? must you have been pitchforking? must she have been pitchforking? must we have been pitchforking? must you have been pitchforking? must they have been pitchforking?

Interro-negative form

Simple form	V-ing form
mustn't I pitchfork? mustn't you pitchfork? mustn't she pitchfork? mustn't we pitchfork? mustn't you pitchfork? mustn't they pitchfork?	mustn't I be pitchforking? mustn't you be pitchforking? mustn't she be pitchforking? mustn't we be pitchforking? mustn't you be pitchforking? mustn't they be pitchforking?
Perfect	V-ing perfect
mustn't I have pitchforked? mustn't you have pitchforked? mustn't she have pitchforked? mustn't we have pitchforked? mustn't you have pitchforked? mustn't they have pitchforked?	mustn't I have been pitchforking? mustn't you have been pitchforking? mustn't she have been pitchforking? mustn't we have been pitchforking? mustn't you have been pitchforking? mustn't they have been pitchforking?