English verb conjugation
COULD GOLF

Regular verb: golf - golfed - golfed

Affirmation

Simple form	V-ing form
I could golf you could golf she could golf we could golf you could golf they could golf	I could be golfing you could be golfing she could be golfing we could be golfing you could be golfing they could be golfing
Perfect	V-ing perfect
I could have golfed you could have golfed she could have golfed we could have golfed you could have golfed they could have golfed	I could have been golfing you could have been golfing she could have been golfing we could have been golfing you could have been golfing they could have been golfing

Negation

Simple form	V-ing form
I could not golf you could not golf she could not golf we could not golf you could not golf they could not golf	I could not be golfing you could not be golfing she could not be golfing we could not be golfing you could not be golfing they could not be golfing
Perfect	V-ing perfect
I could not have golfed you could not have golfed she could not have golfed we could not have golfed you could not have golfed they could not have golfed	I could not have been golfing you could not have been golfing she could not have been golfing we could not have been golfing you could not have been golfing they could not have been golfing

Interrogative form

Simple form	V-ing form
could I golf? could you golf? could she golf? could we golf? could you golf? could they golf?	could I be golfing? could you be golfing? could she be golfing? could we be golfing? could you be golfing? could they be golfing?
Perfect	V-ing perfect
could I have golfed? could you have golfed? could she have golfed? could we have golfed? could you have golfed? could they have golfed?	could I have been golfing? could you have been golfing? could she have been golfing? could we have been golfing? could you have been golfing? could they have been golfing?

Interro-negative form

Simple form	V-ing form
could I not golf? could you not golf? could she not golf? could we not golf? could you not golf? could they not golf?	could I not be golfing? could you not be golfing? could she not be golfing? could we not be golfing? could you not be golfing? could they not be golfing?
Perfect	V-ing perfect
could I not have golfed? could you not have golfed? could she not have golfed? could we not have golfed? could you not have golfed? could they not have golfed?	could I not have been golfing? could you not have been golfing? could she not have been golfing? could we not have been golfing? could you not have been golfing? could they not have been golfing?