I could interdepend you could interdepend he could interdepend we could interdepend you could interdepend they could interdepend
V-ing form
I could be interdepending you could be interdepending he could be interdepending we could be interdepending you could be interdepending they could be interdepending
Perfect
I could have interdepended you could have interdepended he could have interdepended we could have interdepended you could have interdepended they could have interdepended
V-ing perfect
I could have been interdepending you could have been interdepending he could have been interdepending we could have been interdepending you could have been interdepending they could have been interdepending
Negation
Simple form
I could not interdepend you could not interdepend he could not interdepend we could not interdepend you could not interdepend they could not interdepend
V-ing form
I could not be interdepending you could not be interdepending he could not be interdepending we could not be interdepending you could not be interdepending they could not be interdepending
Perfect
I could not have interdepended you could not have interdepended he could not have interdepended we could not have interdepended you could not have interdepended they could not have interdepended
V-ing perfect
I could not have been interdepending you could not have been interdepending he could not have been interdepending we could not have been interdepending you could not have been interdepending they could not have been interdepending
Interrogative form
Simple form
could I interdepend? could you interdepend? could he interdepend? could we interdepend? could you interdepend? could they interdepend?
V-ing form
could I be interdepending? could you be interdepending? could he be interdepending? could we be interdepending? could you be interdepending? could they be interdepending?
Perfect
could I have interdepended? could you have interdepended? could he have interdepended? could we have interdepended? could you have interdepended? could they have interdepended?
V-ing perfect
could I have been interdepending? could you have been interdepending? could he have been interdepending? could we have been interdepending? could you have been interdepending? could they have been interdepending?
Interro-negative form
Simple form
could I not interdepend? could you not interdepend? could he not interdepend? could we not interdepend? could you not interdepend? could they not interdepend?
V-ing form
could I not be interdepending? could you not be interdepending? could he not be interdepending? could we not be interdepending? could you not be interdepending? could they not be interdepending?
Perfect
could I not have interdepended? could you not have interdepended? could he not have interdepended? could we not have interdepended? could you not have interdepended? could they not have interdepended?
V-ing perfect
could I not have been interdepending? could you not have been interdepending? could he not have been interdepending? could we not have been interdepending? could you not have been interdepending? could they not have been interdepending?