English verb conjugation
COULD HOST

Regular verb: host - hosted - hosted

Affirmation

Simple form	V-ing form
I could host you could host she could host we could host you could host they could host	I could be hosting you could be hosting she could be hosting we could be hosting you could be hosting they could be hosting
Perfect	V-ing perfect
I could have hosted you could have hosted she could have hosted we could have hosted you could have hosted they could have hosted	I could have been hosting you could have been hosting she could have been hosting we could have been hosting you could have been hosting they could have been hosting

Negation

Simple form	V-ing form
I could not host you could not host she could not host we could not host you could not host they could not host	I could not be hosting you could not be hosting she could not be hosting we could not be hosting you could not be hosting they could not be hosting
Perfect	V-ing perfect
I could not have hosted you could not have hosted she could not have hosted we could not have hosted you could not have hosted they could not have hosted	I could not have been hosting you could not have been hosting she could not have been hosting we could not have been hosting you could not have been hosting they could not have been hosting

Interrogative form

Simple form	V-ing form
could I host? could you host? could she host? could we host? could you host? could they host?	could I be hosting? could you be hosting? could she be hosting? could we be hosting? could you be hosting? could they be hosting?
Perfect	V-ing perfect
could I have hosted? could you have hosted? could she have hosted? could we have hosted? could you have hosted? could they have hosted?	could I have been hosting? could you have been hosting? could she have been hosting? could we have been hosting? could you have been hosting? could they have been hosting?

Interro-negative form

Simple form	V-ing form
could I not host? could you not host? could she not host? could we not host? could you not host? could they not host?	could I not be hosting? could you not be hosting? could she not be hosting? could we not be hosting? could you not be hosting? could they not be hosting?
Perfect	V-ing perfect
could I not have hosted? could you not have hosted? could she not have hosted? could we not have hosted? could you not have hosted? could they not have hosted?	could I not have been hosting? could you not have been hosting? could she not have been hosting? could we not have been hosting? could you not have been hosting? could they not have been hosting?