I could innervate you could innervate he could innervate we could innervate you could innervate they could innervate
V-ing form
I could be innervating you could be innervating he could be innervating we could be innervating you could be innervating they could be innervating
Perfect
I could have innervated you could have innervated he could have innervated we could have innervated you could have innervated they could have innervated
V-ing perfect
I could have been innervating you could have been innervating he could have been innervating we could have been innervating you could have been innervating they could have been innervating
Negation
Simple form
I could not innervate you could not innervate he could not innervate we could not innervate you could not innervate they could not innervate
V-ing form
I could not be innervating you could not be innervating he could not be innervating we could not be innervating you could not be innervating they could not be innervating
Perfect
I could not have innervated you could not have innervated he could not have innervated we could not have innervated you could not have innervated they could not have innervated
V-ing perfect
I could not have been innervating you could not have been innervating he could not have been innervating we could not have been innervating you could not have been innervating they could not have been innervating
Interrogative form
Simple form
could I innervate? could you innervate? could he innervate? could we innervate? could you innervate? could they innervate?
V-ing form
could I be innervating? could you be innervating? could he be innervating? could we be innervating? could you be innervating? could they be innervating?
Perfect
could I have innervated? could you have innervated? could he have innervated? could we have innervated? could you have innervated? could they have innervated?
V-ing perfect
could I have been innervating? could you have been innervating? could he have been innervating? could we have been innervating? could you have been innervating? could they have been innervating?
Interro-negative form
Simple form
could I not innervate? could you not innervate? could he not innervate? could we not innervate? could you not innervate? could they not innervate?
V-ing form
could I not be innervating? could you not be innervating? could he not be innervating? could we not be innervating? could you not be innervating? could they not be innervating?
Perfect
could I not have innervated? could you not have innervated? could he not have innervated? could we not have innervated? could you not have innervated? could they not have innervated?
V-ing perfect
could I not have been innervating? could you not have been innervating? could he not have been innervating? could we not have been innervating? could you not have been innervating? could they not have been innervating?