English verb conjugation
COULD DEADHEAD

Regular verb: deadhead - deadheaded - deadheaded

Affirmation

Simple form	V-ing form
I could deadhead you could deadhead he could deadhead we could deadhead you could deadhead they could deadhead	I could be deadheading you could be deadheading he could be deadheading we could be deadheading you could be deadheading they could be deadheading
Perfect	V-ing perfect
I could have deadheaded you could have deadheaded he could have deadheaded we could have deadheaded you could have deadheaded they could have deadheaded	I could have been deadheading you could have been deadheading he could have been deadheading we could have been deadheading you could have been deadheading they could have been deadheading

Negation

Simple form	V-ing form
I couldn't deadhead you couldn't deadhead he couldn't deadhead we couldn't deadhead you couldn't deadhead they couldn't deadhead	I couldn't be deadheading you couldn't be deadheading he couldn't be deadheading we couldn't be deadheading you couldn't be deadheading they couldn't be deadheading
Perfect	V-ing perfect
I couldn't have deadheaded you couldn't have deadheaded he couldn't have deadheaded we couldn't have deadheaded you couldn't have deadheaded they couldn't have deadheaded	I couldn't have been deadheading you couldn't have been deadheading he couldn't have been deadheading we couldn't have been deadheading you couldn't have been deadheading they couldn't have been deadheading

Interrogative form

Simple form	V-ing form
could I deadhead? could you deadhead? could he deadhead? could we deadhead? could you deadhead? could they deadhead?	could I be deadheading? could you be deadheading? could he be deadheading? could we be deadheading? could you be deadheading? could they be deadheading?
Perfect	V-ing perfect
could I have deadheaded? could you have deadheaded? could he have deadheaded? could we have deadheaded? could you have deadheaded? could they have deadheaded?	could I have been deadheading? could you have been deadheading? could he have been deadheading? could we have been deadheading? could you have been deadheading? could they have been deadheading?

Interro-negative form

Simple form	V-ing form
couldn't I deadhead? couldn't you deadhead? couldn't he deadhead? couldn't we deadhead? couldn't you deadhead? couldn't they deadhead?	couldn't I be deadheading? couldn't you be deadheading? couldn't he be deadheading? couldn't we be deadheading? couldn't you be deadheading? couldn't they be deadheading?
Perfect	V-ing perfect
couldn't I have deadheaded? couldn't you have deadheaded? couldn't he have deadheaded? couldn't we have deadheaded? couldn't you have deadheaded? couldn't they have deadheaded?	couldn't I have been deadheading? couldn't you have been deadheading? couldn't he have been deadheading? couldn't we have been deadheading? couldn't you have been deadheading? couldn't they have been deadheading?