English verb conjugation
COULD APPOINT

Regular verb: appoint - appointed - appointed

Affirmation

Simple form	V-ing form
I could appoint you could appoint he could appoint we could appoint you could appoint they could appoint	I could be appointing you could be appointing he could be appointing we could be appointing you could be appointing they could be appointing
Perfect	V-ing perfect
I could have appointed you could have appointed he could have appointed we could have appointed you could have appointed they could have appointed	I could have been appointing you could have been appointing he could have been appointing we could have been appointing you could have been appointing they could have been appointing

Negation

Simple form	V-ing form
I couldn't appoint you couldn't appoint he couldn't appoint we couldn't appoint you couldn't appoint they couldn't appoint	I couldn't be appointing you couldn't be appointing he couldn't be appointing we couldn't be appointing you couldn't be appointing they couldn't be appointing
Perfect	V-ing perfect
I couldn't have appointed you couldn't have appointed he couldn't have appointed we couldn't have appointed you couldn't have appointed they couldn't have appointed	I couldn't have been appointing you couldn't have been appointing he couldn't have been appointing we couldn't have been appointing you couldn't have been appointing they couldn't have been appointing

Interrogative form

Simple form	V-ing form
could I appoint? could you appoint? could he appoint? could we appoint? could you appoint? could they appoint?	could I be appointing? could you be appointing? could he be appointing? could we be appointing? could you be appointing? could they be appointing?
Perfect	V-ing perfect
could I have appointed? could you have appointed? could he have appointed? could we have appointed? could you have appointed? could they have appointed?	could I have been appointing? could you have been appointing? could he have been appointing? could we have been appointing? could you have been appointing? could they have been appointing?

Interro-negative form

Simple form	V-ing form
couldn't I appoint? couldn't you appoint? couldn't he appoint? couldn't we appoint? couldn't you appoint? couldn't they appoint?	couldn't I be appointing? couldn't you be appointing? couldn't he be appointing? couldn't we be appointing? couldn't you be appointing? couldn't they be appointing?
Perfect	V-ing perfect
couldn't I have appointed? couldn't you have appointed? couldn't he have appointed? couldn't we have appointed? couldn't you have appointed? couldn't they have appointed?	couldn't I have been appointing? couldn't you have been appointing? couldn't he have been appointing? couldn't we have been appointing? couldn't you have been appointing? couldn't they have been appointing?