English verb conjugation
COULD HIGHTAIL

Regular verb: hightail - hightailed - hightailed

Affirmation

Simple form	V-ing form
I could hightail you could hightail he could hightail we could hightail you could hightail they could hightail	I could be hightailing you could be hightailing he could be hightailing we could be hightailing you could be hightailing they could be hightailing
Perfect	V-ing perfect
I could have hightailed you could have hightailed he could have hightailed we could have hightailed you could have hightailed they could have hightailed	I could have been hightailing you could have been hightailing he could have been hightailing we could have been hightailing you could have been hightailing they could have been hightailing

Negation

Simple form	V-ing form
I could not hightail you could not hightail he could not hightail we could not hightail you could not hightail they could not hightail	I could not be hightailing you could not be hightailing he could not be hightailing we could not be hightailing you could not be hightailing they could not be hightailing
Perfect	V-ing perfect
I could not have hightailed you could not have hightailed he could not have hightailed we could not have hightailed you could not have hightailed they could not have hightailed	I could not have been hightailing you could not have been hightailing he could not have been hightailing we could not have been hightailing you could not have been hightailing they could not have been hightailing

Interrogative form

Simple form	V-ing form
could I hightail? could you hightail? could he hightail? could we hightail? could you hightail? could they hightail?	could I be hightailing? could you be hightailing? could he be hightailing? could we be hightailing? could you be hightailing? could they be hightailing?
Perfect	V-ing perfect
could I have hightailed? could you have hightailed? could he have hightailed? could we have hightailed? could you have hightailed? could they have hightailed?	could I have been hightailing? could you have been hightailing? could he have been hightailing? could we have been hightailing? could you have been hightailing? could they have been hightailing?

Interro-negative form

Simple form	V-ing form
could I not hightail? could you not hightail? could he not hightail? could we not hightail? could you not hightail? could they not hightail?	could I not be hightailing? could you not be hightailing? could he not be hightailing? could we not be hightailing? could you not be hightailing? could they not be hightailing?
Perfect	V-ing perfect
could I not have hightailed? could you not have hightailed? could he not have hightailed? could we not have hightailed? could you not have hightailed? could they not have hightailed?	could I not have been hightailing? could you not have been hightailing? could he not have been hightailing? could we not have been hightailing? could you not have been hightailing? could they not have been hightailing?