I could delineate you could delineate he could delineate we could delineate you could delineate they could delineate
V-ing form
I could be delineating you could be delineating he could be delineating we could be delineating you could be delineating they could be delineating
Perfect
I could have delineated you could have delineated he could have delineated we could have delineated you could have delineated they could have delineated
V-ing perfect
I could have been delineating you could have been delineating he could have been delineating we could have been delineating you could have been delineating they could have been delineating
Negation
Simple form
I could not delineate you could not delineate he could not delineate we could not delineate you could not delineate they could not delineate
V-ing form
I could not be delineating you could not be delineating he could not be delineating we could not be delineating you could not be delineating they could not be delineating
Perfect
I could not have delineated you could not have delineated he could not have delineated we could not have delineated you could not have delineated they could not have delineated
V-ing perfect
I could not have been delineating you could not have been delineating he could not have been delineating we could not have been delineating you could not have been delineating they could not have been delineating
Interrogative form
Simple form
could I delineate? could you delineate? could he delineate? could we delineate? could you delineate? could they delineate?
V-ing form
could I be delineating? could you be delineating? could he be delineating? could we be delineating? could you be delineating? could they be delineating?
Perfect
could I have delineated? could you have delineated? could he have delineated? could we have delineated? could you have delineated? could they have delineated?
V-ing perfect
could I have been delineating? could you have been delineating? could he have been delineating? could we have been delineating? could you have been delineating? could they have been delineating?
Interro-negative form
Simple form
could I not delineate? could you not delineate? could he not delineate? could we not delineate? could you not delineate? could they not delineate?
V-ing form
could I not be delineating? could you not be delineating? could he not be delineating? could we not be delineating? could you not be delineating? could they not be delineating?
Perfect
could I not have delineated? could you not have delineated? could he not have delineated? could we not have delineated? could you not have delineated? could they not have delineated?
V-ing perfect
could I not have been delineating? could you not have been delineating? could he not have been delineating? could we not have been delineating? could you not have been delineating? could they not have been delineating?