Regular verb: administer - administered - administered
Affirmation
Simple form
I could administer you could administer she could administer we could administer you could administer they could administer
V-ing form
I could be administering you could be administering she could be administering we could be administering you could be administering they could be administering
Perfect
I could have administered you could have administered she could have administered we could have administered you could have administered they could have administered
V-ing perfect
I could have been administering you could have been administering she could have been administering we could have been administering you could have been administering they could have been administering
Negation
Simple form
I could not administer you could not administer she could not administer we could not administer you could not administer they could not administer
V-ing form
I could not be administering you could not be administering she could not be administering we could not be administering you could not be administering they could not be administering
Perfect
I could not have administered you could not have administered she could not have administered we could not have administered you could not have administered they could not have administered
V-ing perfect
I could not have been administering you could not have been administering she could not have been administering we could not have been administering you could not have been administering they could not have been administering
Interrogative form
Simple form
could I administer? could you administer? could she administer? could we administer? could you administer? could they administer?
V-ing form
could I be administering? could you be administering? could she be administering? could we be administering? could you be administering? could they be administering?
Perfect
could I have administered? could you have administered? could she have administered? could we have administered? could you have administered? could they have administered?
V-ing perfect
could I have been administering? could you have been administering? could she have been administering? could we have been administering? could you have been administering? could they have been administering?
Interro-negative form
Simple form
could I not administer? could you not administer? could she not administer? could we not administer? could you not administer? could they not administer?
V-ing form
could I not be administering? could you not be administering? could she not be administering? could we not be administering? could you not be administering? could they not be administering?
Perfect
could I not have administered? could you not have administered? could she not have administered? could we not have administered? could you not have administered? could they not have administered?
V-ing perfect
could I not have been administering? could you not have been administering? could she not have been administering? could we not have been administering? could you not have been administering? could they not have been administering?