English verb conjugation
COULD SHARE

Regular verb: share - shared - shared

Affirmation

Simple form	V-ing form
I could share you could share he could share we could share you could share they could share	I could be sharing you could be sharing he could be sharing we could be sharing you could be sharing they could be sharing
Perfect	V-ing perfect
I could have shared you could have shared he could have shared we could have shared you could have shared they could have shared	I could have been sharing you could have been sharing he could have been sharing we could have been sharing you could have been sharing they could have been sharing

Negation

Simple form	V-ing form
I could not share you could not share he could not share we could not share you could not share they could not share	I could not be sharing you could not be sharing he could not be sharing we could not be sharing you could not be sharing they could not be sharing
Perfect	V-ing perfect
I could not have shared you could not have shared he could not have shared we could not have shared you could not have shared they could not have shared	I could not have been sharing you could not have been sharing he could not have been sharing we could not have been sharing you could not have been sharing they could not have been sharing

Interrogative form

Simple form	V-ing form
could I share? could you share? could he share? could we share? could you share? could they share?	could I be sharing? could you be sharing? could he be sharing? could we be sharing? could you be sharing? could they be sharing?
Perfect	V-ing perfect
could I have shared? could you have shared? could he have shared? could we have shared? could you have shared? could they have shared?	could I have been sharing? could you have been sharing? could he have been sharing? could we have been sharing? could you have been sharing? could they have been sharing?

Interro-negative form

Simple form	V-ing form
could I not share? could you not share? could he not share? could we not share? could you not share? could they not share?	could I not be sharing? could you not be sharing? could he not be sharing? could we not be sharing? could you not be sharing? could they not be sharing?
Perfect	V-ing perfect
could I not have shared? could you not have shared? could he not have shared? could we not have shared? could you not have shared? could they not have shared?	could I not have been sharing? could you not have been sharing? could he not have been sharing? could we not have been sharing? could you not have been sharing? could they not have been sharing?