I could blacklist you could blacklist he could blacklist we could blacklist you could blacklist they could blacklist
V-ing form
I could be blacklisting you could be blacklisting he could be blacklisting we could be blacklisting you could be blacklisting they could be blacklisting
Perfect
I could have blacklisted you could have blacklisted he could have blacklisted we could have blacklisted you could have blacklisted they could have blacklisted
V-ing perfect
I could have been blacklisting you could have been blacklisting he could have been blacklisting we could have been blacklisting you could have been blacklisting they could have been blacklisting
Negation
Simple form
I could not blacklist you could not blacklist he could not blacklist we could not blacklist you could not blacklist they could not blacklist
V-ing form
I could not be blacklisting you could not be blacklisting he could not be blacklisting we could not be blacklisting you could not be blacklisting they could not be blacklisting
Perfect
I could not have blacklisted you could not have blacklisted he could not have blacklisted we could not have blacklisted you could not have blacklisted they could not have blacklisted
V-ing perfect
I could not have been blacklisting you could not have been blacklisting he could not have been blacklisting we could not have been blacklisting you could not have been blacklisting they could not have been blacklisting
Interrogative form
Simple form
could I blacklist? could you blacklist? could he blacklist? could we blacklist? could you blacklist? could they blacklist?
V-ing form
could I be blacklisting? could you be blacklisting? could he be blacklisting? could we be blacklisting? could you be blacklisting? could they be blacklisting?
Perfect
could I have blacklisted? could you have blacklisted? could he have blacklisted? could we have blacklisted? could you have blacklisted? could they have blacklisted?
V-ing perfect
could I have been blacklisting? could you have been blacklisting? could he have been blacklisting? could we have been blacklisting? could you have been blacklisting? could they have been blacklisting?
Interro-negative form
Simple form
could I not blacklist? could you not blacklist? could he not blacklist? could we not blacklist? could you not blacklist? could they not blacklist?
V-ing form
could I not be blacklisting? could you not be blacklisting? could he not be blacklisting? could we not be blacklisting? could you not be blacklisting? could they not be blacklisting?
Perfect
could I not have blacklisted? could you not have blacklisted? could he not have blacklisted? could we not have blacklisted? could you not have blacklisted? could they not have blacklisted?
V-ing perfect
could I not have been blacklisting? could you not have been blacklisting? could he not have been blacklisting? could we not have been blacklisting? could you not have been blacklisting? could they not have been blacklisting?