English verb conjugation
COULD COACH

Regular verb: coach - coached - coached

Affirmation

Simple form	V-ing form
I could coach you could coach he could coach we could coach you could coach they could coach	I could be coaching you could be coaching he could be coaching we could be coaching you could be coaching they could be coaching
Perfect	V-ing perfect
I could have coached you could have coached he could have coached we could have coached you could have coached they could have coached	I could have been coaching you could have been coaching he could have been coaching we could have been coaching you could have been coaching they could have been coaching

Negation

Simple form	V-ing form
I could not coach you could not coach he could not coach we could not coach you could not coach they could not coach	I could not be coaching you could not be coaching he could not be coaching we could not be coaching you could not be coaching they could not be coaching
Perfect	V-ing perfect
I could not have coached you could not have coached he could not have coached we could not have coached you could not have coached they could not have coached	I could not have been coaching you could not have been coaching he could not have been coaching we could not have been coaching you could not have been coaching they could not have been coaching

Interrogative form

Simple form	V-ing form
could I coach? could you coach? could he coach? could we coach? could you coach? could they coach?	could I be coaching? could you be coaching? could he be coaching? could we be coaching? could you be coaching? could they be coaching?
Perfect	V-ing perfect
could I have coached? could you have coached? could he have coached? could we have coached? could you have coached? could they have coached?	could I have been coaching? could you have been coaching? could he have been coaching? could we have been coaching? could you have been coaching? could they have been coaching?

Interro-negative form

Simple form	V-ing form
could I not coach? could you not coach? could he not coach? could we not coach? could you not coach? could they not coach?	could I not be coaching? could you not be coaching? could he not be coaching? could we not be coaching? could you not be coaching? could they not be coaching?
Perfect	V-ing perfect
could I not have coached? could you not have coached? could he not have coached? could we not have coached? could you not have coached? could they not have coached?	could I not have been coaching? could you not have been coaching? could he not have been coaching? could we not have been coaching? could you not have been coaching? could they not have been coaching?