English verb conjugation
COULD DOWNLOAD

Regular verb: download - downloaded - downloaded

Affirmation

Simple form	V-ing form
I could download you could download he could download we could download you could download they could download	I could be downloading you could be downloading he could be downloading we could be downloading you could be downloading they could be downloading
Perfect	V-ing perfect
I could have downloaded you could have downloaded he could have downloaded we could have downloaded you could have downloaded they could have downloaded	I could have been downloading you could have been downloading he could have been downloading we could have been downloading you could have been downloading they could have been downloading

Negation

Simple form	V-ing form
I could not download you could not download he could not download we could not download you could not download they could not download	I could not be downloading you could not be downloading he could not be downloading we could not be downloading you could not be downloading they could not be downloading
Perfect	V-ing perfect
I could not have downloaded you could not have downloaded he could not have downloaded we could not have downloaded you could not have downloaded they could not have downloaded	I could not have been downloading you could not have been downloading he could not have been downloading we could not have been downloading you could not have been downloading they could not have been downloading

Interrogative form

Simple form	V-ing form
could I download? could you download? could he download? could we download? could you download? could they download?	could I be downloading? could you be downloading? could he be downloading? could we be downloading? could you be downloading? could they be downloading?
Perfect	V-ing perfect
could I have downloaded? could you have downloaded? could he have downloaded? could we have downloaded? could you have downloaded? could they have downloaded?	could I have been downloading? could you have been downloading? could he have been downloading? could we have been downloading? could you have been downloading? could they have been downloading?

Interro-negative form

Simple form	V-ing form
could I not download? could you not download? could he not download? could we not download? could you not download? could they not download?	could I not be downloading? could you not be downloading? could he not be downloading? could we not be downloading? could you not be downloading? could they not be downloading?
Perfect	V-ing perfect
could I not have downloaded? could you not have downloaded? could he not have downloaded? could we not have downloaded? could you not have downloaded? could they not have downloaded?	could I not have been downloading? could you not have been downloading? could he not have been downloading? could we not have been downloading? could you not have been downloading? could they not have been downloading?