I could wildcat you could wildcat he could wildcat we could wildcat you could wildcat they could wildcat
V-ing form
I could be wildcating you could be wildcating he could be wildcating we could be wildcating you could be wildcating they could be wildcating
Perfect
I could have wildcated you could have wildcated he could have wildcated we could have wildcated you could have wildcated they could have wildcated
V-ing perfect
I could have been wildcating you could have been wildcating he could have been wildcating we could have been wildcating you could have been wildcating they could have been wildcating
Negation
Simple form
I could not wildcat you could not wildcat he could not wildcat we could not wildcat you could not wildcat they could not wildcat
V-ing form
I could not be wildcating you could not be wildcating he could not be wildcating we could not be wildcating you could not be wildcating they could not be wildcating
Perfect
I could not have wildcated you could not have wildcated he could not have wildcated we could not have wildcated you could not have wildcated they could not have wildcated
V-ing perfect
I could not have been wildcating you could not have been wildcating he could not have been wildcating we could not have been wildcating you could not have been wildcating they could not have been wildcating
Interrogative form
Simple form
could I wildcat? could you wildcat? could he wildcat? could we wildcat? could you wildcat? could they wildcat?
V-ing form
could I be wildcating? could you be wildcating? could he be wildcating? could we be wildcating? could you be wildcating? could they be wildcating?
Perfect
could I have wildcated? could you have wildcated? could he have wildcated? could we have wildcated? could you have wildcated? could they have wildcated?
V-ing perfect
could I have been wildcating? could you have been wildcating? could he have been wildcating? could we have been wildcating? could you have been wildcating? could they have been wildcating?
Interro-negative form
Simple form
could I not wildcat? could you not wildcat? could he not wildcat? could we not wildcat? could you not wildcat? could they not wildcat?
V-ing form
could I not be wildcating? could you not be wildcating? could he not be wildcating? could we not be wildcating? could you not be wildcating? could they not be wildcating?
Perfect
could I not have wildcated? could you not have wildcated? could he not have wildcated? could we not have wildcated? could you not have wildcated? could they not have wildcated?
V-ing perfect
could I not have been wildcating? could you not have been wildcating? could he not have been wildcating? could we not have been wildcating? could you not have been wildcating? could they not have been wildcating?