English verb conjugation
COULD ADMINISTER

Regular verb: administer - administered - administered

Affirmation

Simple form	V-ing form
I could administer you could administer he could administer we could administer you could administer they could administer	I could be administering you could be administering he could be administering we could be administering you could be administering they could be administering
Perfect	V-ing perfect
I could have administered you could have administered he could have administered we could have administered you could have administered they could have administered	I could have been administering you could have been administering he could have been administering we could have been administering you could have been administering they could have been administering

Negation

Simple form	V-ing form
I couldn't administer you couldn't administer he couldn't administer we couldn't administer you couldn't administer they couldn't administer	I couldn't be administering you couldn't be administering he couldn't be administering we couldn't be administering you couldn't be administering they couldn't be administering
Perfect	V-ing perfect
I couldn't have administered you couldn't have administered he couldn't have administered we couldn't have administered you couldn't have administered they couldn't have administered	I couldn't have been administering you couldn't have been administering he couldn't have been administering we couldn't have been administering you couldn't have been administering they couldn't have been administering

Interrogative form

Simple form	V-ing form
could I administer? could you administer? could he administer? could we administer? could you administer? could they administer?	could I be administering? could you be administering? could he be administering? could we be administering? could you be administering? could they be administering?
Perfect	V-ing perfect
could I have administered? could you have administered? could he have administered? could we have administered? could you have administered? could they have administered?	could I have been administering? could you have been administering? could he have been administering? could we have been administering? could you have been administering? could they have been administering?

Interro-negative form

Simple form	V-ing form
couldn't I administer? couldn't you administer? couldn't he administer? couldn't we administer? couldn't you administer? couldn't they administer?	couldn't I be administering? couldn't you be administering? couldn't he be administering? couldn't we be administering? couldn't you be administering? couldn't they be administering?
Perfect	V-ing perfect
couldn't I have administered? couldn't you have administered? couldn't he have administered? couldn't we have administered? couldn't you have administered? couldn't they have administered?	couldn't I have been administering? couldn't you have been administering? couldn't he have been administering? couldn't we have been administering? couldn't you have been administering? couldn't they have been administering?