I could format you could format he could format we could format you could format they could format
V-ing form
I could be formating you could be formating he could be formating we could be formating you could be formating they could be formating
Perfect
I could have formated you could have formated he could have formated we could have formated you could have formated they could have formated
V-ing perfect
I could have been formating you could have been formating he could have been formating we could have been formating you could have been formating they could have been formating
Negation
Simple form
I could not format you could not format he could not format we could not format you could not format they could not format
V-ing form
I could not be formating you could not be formating he could not be formating we could not be formating you could not be formating they could not be formating
Perfect
I could not have formated you could not have formated he could not have formated we could not have formated you could not have formated they could not have formated
V-ing perfect
I could not have been formating you could not have been formating he could not have been formating we could not have been formating you could not have been formating they could not have been formating
Interrogative form
Simple form
could I format? could you format? could he format? could we format? could you format? could they format?
V-ing form
could I be formating? could you be formating? could he be formating? could we be formating? could you be formating? could they be formating?
Perfect
could I have formated? could you have formated? could he have formated? could we have formated? could you have formated? could they have formated?
V-ing perfect
could I have been formating? could you have been formating? could he have been formating? could we have been formating? could you have been formating? could they have been formating?
Interro-negative form
Simple form
could I not format? could you not format? could he not format? could we not format? could you not format? could they not format?
V-ing form
could I not be formating? could you not be formating? could he not be formating? could we not be formating? could you not be formating? could they not be formating?
Perfect
could I not have formated? could you not have formated? could he not have formated? could we not have formated? could you not have formated? could they not have formated?
V-ing perfect
could I not have been formating? could you not have been formating? could he not have been formating? could we not have been formating? could you not have been formating? could they not have been formating?