English verb conjugation
COULD PITCHFORK

Regular verb: pitchfork - pitchforked - pitchforked

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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