English verb conjugation
COULD PRAWN

Regular verb: prawn - prawned - prawned

Affirmation

Simple form	V-ing form
I could prawn you could prawn he could prawn we could prawn you could prawn they could prawn	I could be prawning you could be prawning he could be prawning we could be prawning you could be prawning they could be prawning
Perfect	V-ing perfect
I could have prawned you could have prawned he could have prawned we could have prawned you could have prawned they could have prawned	I could have been prawning you could have been prawning he could have been prawning we could have been prawning you could have been prawning they could have been prawning

Negation

Simple form	V-ing form
I couldn't prawn you couldn't prawn he couldn't prawn we couldn't prawn you couldn't prawn they couldn't prawn	I couldn't be prawning you couldn't be prawning he couldn't be prawning we couldn't be prawning you couldn't be prawning they couldn't be prawning
Perfect	V-ing perfect
I couldn't have prawned you couldn't have prawned he couldn't have prawned we couldn't have prawned you couldn't have prawned they couldn't have prawned	I couldn't have been prawning you couldn't have been prawning he couldn't have been prawning we couldn't have been prawning you couldn't have been prawning they couldn't have been prawning

Interrogative form

Simple form	V-ing form
could I prawn? could you prawn? could he prawn? could we prawn? could you prawn? could they prawn?	could I be prawning? could you be prawning? could he be prawning? could we be prawning? could you be prawning? could they be prawning?
Perfect	V-ing perfect
could I have prawned? could you have prawned? could he have prawned? could we have prawned? could you have prawned? could they have prawned?	could I have been prawning? could you have been prawning? could he have been prawning? could we have been prawning? could you have been prawning? could they have been prawning?

Interro-negative form

Simple form	V-ing form
couldn't I prawn? couldn't you prawn? couldn't he prawn? couldn't we prawn? couldn't you prawn? couldn't they prawn?	couldn't I be prawning? couldn't you be prawning? couldn't he be prawning? couldn't we be prawning? couldn't you be prawning? couldn't they be prawning?
Perfect	V-ing perfect
couldn't I have prawned? couldn't you have prawned? couldn't he have prawned? couldn't we have prawned? couldn't you have prawned? couldn't they have prawned?	couldn't I have been prawning? couldn't you have been prawning? couldn't he have been prawning? couldn't we have been prawning? couldn't you have been prawning? couldn't they have been prawning?