English verb conjugation
COULD PRECANVASS

Regular verb: precanvass - precanvassed - precanvassed

Affirmation

Simple form	V-ing form
I could precanvass you could precanvass he could precanvass we could precanvass you could precanvass they could precanvass	I could be precanvassing you could be precanvassing he could be precanvassing we could be precanvassing you could be precanvassing they could be precanvassing
Perfect	V-ing perfect
I could have precanvassed you could have precanvassed he could have precanvassed we could have precanvassed you could have precanvassed they could have precanvassed	I could have been precanvassing you could have been precanvassing he could have been precanvassing we could have been precanvassing you could have been precanvassing they could have been precanvassing

Negation

Simple form	V-ing form
I could not precanvass you could not precanvass he could not precanvass we could not precanvass you could not precanvass they could not precanvass	I could not be precanvassing you could not be precanvassing he could not be precanvassing we could not be precanvassing you could not be precanvassing they could not be precanvassing
Perfect	V-ing perfect
I could not have precanvassed you could not have precanvassed he could not have precanvassed we could not have precanvassed you could not have precanvassed they could not have precanvassed	I could not have been precanvassing you could not have been precanvassing he could not have been precanvassing we could not have been precanvassing you could not have been precanvassing they could not have been precanvassing

Interrogative form

Simple form	V-ing form
could I precanvass? could you precanvass? could he precanvass? could we precanvass? could you precanvass? could they precanvass?	could I be precanvassing? could you be precanvassing? could he be precanvassing? could we be precanvassing? could you be precanvassing? could they be precanvassing?
Perfect	V-ing perfect
could I have precanvassed? could you have precanvassed? could he have precanvassed? could we have precanvassed? could you have precanvassed? could they have precanvassed?	could I have been precanvassing? could you have been precanvassing? could he have been precanvassing? could we have been precanvassing? could you have been precanvassing? could they have been precanvassing?

Interro-negative form

Simple form	V-ing form
could I not precanvass? could you not precanvass? could he not precanvass? could we not precanvass? could you not precanvass? could they not precanvass?	could I not be precanvassing? could you not be precanvassing? could he not be precanvassing? could we not be precanvassing? could you not be precanvassing? could they not be precanvassing?
Perfect	V-ing perfect
could I not have precanvassed? could you not have precanvassed? could he not have precanvassed? could we not have precanvassed? could you not have precanvassed? could they not have precanvassed?	could I not have been precanvassing? could you not have been precanvassing? could he not have been precanvassing? could we not have been precanvassing? could you not have been precanvassing? could they not have been precanvassing?