English verb conjugation
COULD REPEL

Regular verb: repel - repelled - repelled

Affirmation

Simple form	V-ing form
I could repel you could repel she could repel we could repel you could repel they could repel	I could be repelling you could be repelling she could be repelling we could be repelling you could be repelling they could be repelling
Perfect	V-ing perfect
I could have repelled you could have repelled she could have repelled we could have repelled you could have repelled they could have repelled	I could have been repelling you could have been repelling she could have been repelling we could have been repelling you could have been repelling they could have been repelling

Negation

Simple form	V-ing form
I couldn't repel you couldn't repel she couldn't repel we couldn't repel you couldn't repel they couldn't repel	I couldn't be repelling you couldn't be repelling she couldn't be repelling we couldn't be repelling you couldn't be repelling they couldn't be repelling
Perfect	V-ing perfect
I couldn't have repelled you couldn't have repelled she couldn't have repelled we couldn't have repelled you couldn't have repelled they couldn't have repelled	I couldn't have been repelling you couldn't have been repelling she couldn't have been repelling we couldn't have been repelling you couldn't have been repelling they couldn't have been repelling

Interrogative form

Simple form	V-ing form
could I repel? could you repel? could she repel? could we repel? could you repel? could they repel?	could I be repelling? could you be repelling? could she be repelling? could we be repelling? could you be repelling? could they be repelling?
Perfect	V-ing perfect
could I have repelled? could you have repelled? could she have repelled? could we have repelled? could you have repelled? could they have repelled?	could I have been repelling? could you have been repelling? could she have been repelling? could we have been repelling? could you have been repelling? could they have been repelling?

Interro-negative form

Simple form	V-ing form
couldn't I repel? couldn't you repel? couldn't she repel? couldn't we repel? couldn't you repel? couldn't they repel?	couldn't I be repelling? couldn't you be repelling? couldn't she be repelling? couldn't we be repelling? couldn't you be repelling? couldn't they be repelling?
Perfect	V-ing perfect
couldn't I have repelled? couldn't you have repelled? couldn't she have repelled? couldn't we have repelled? couldn't you have repelled? couldn't they have repelled?	couldn't I have been repelling? couldn't you have been repelling? couldn't she have been repelling? couldn't we have been repelling? couldn't you have been repelling? couldn't they have been repelling?