English verb conjugation
COULD RECOIL

Regular verb: recoil - recoiled - recoiled

Affirmation

Simple form	V-ing form
I could recoil you could recoil he could recoil we could recoil you could recoil they could recoil	I could be recoiling you could be recoiling he could be recoiling we could be recoiling you could be recoiling they could be recoiling
Perfect	V-ing perfect
I could have recoiled you could have recoiled he could have recoiled we could have recoiled you could have recoiled they could have recoiled	I could have been recoiling you could have been recoiling he could have been recoiling we could have been recoiling you could have been recoiling they could have been recoiling

Negation

Simple form	V-ing form
I could not recoil you could not recoil he could not recoil we could not recoil you could not recoil they could not recoil	I could not be recoiling you could not be recoiling he could not be recoiling we could not be recoiling you could not be recoiling they could not be recoiling
Perfect	V-ing perfect
I could not have recoiled you could not have recoiled he could not have recoiled we could not have recoiled you could not have recoiled they could not have recoiled	I could not have been recoiling you could not have been recoiling he could not have been recoiling we could not have been recoiling you could not have been recoiling they could not have been recoiling

Interrogative form

Simple form	V-ing form
could I recoil? could you recoil? could he recoil? could we recoil? could you recoil? could they recoil?	could I be recoiling? could you be recoiling? could he be recoiling? could we be recoiling? could you be recoiling? could they be recoiling?
Perfect	V-ing perfect
could I have recoiled? could you have recoiled? could he have recoiled? could we have recoiled? could you have recoiled? could they have recoiled?	could I have been recoiling? could you have been recoiling? could he have been recoiling? could we have been recoiling? could you have been recoiling? could they have been recoiling?

Interro-negative form

Simple form	V-ing form
could I not recoil? could you not recoil? could he not recoil? could we not recoil? could you not recoil? could they not recoil?	could I not be recoiling? could you not be recoiling? could he not be recoiling? could we not be recoiling? could you not be recoiling? could they not be recoiling?
Perfect	V-ing perfect
could I not have recoiled? could you not have recoiled? could he not have recoiled? could we not have recoiled? could you not have recoiled? could they not have recoiled?	could I not have been recoiling? could you not have been recoiling? could he not have been recoiling? could we not have been recoiling? could you not have been recoiling? could they not have been recoiling?