I could excruciate you could excruciate she could excruciate we could excruciate you could excruciate they could excruciate
V-ing form
I could be excruciating you could be excruciating she could be excruciating we could be excruciating you could be excruciating they could be excruciating
Perfect
I could have excruciated you could have excruciated she could have excruciated we could have excruciated you could have excruciated they could have excruciated
V-ing perfect
I could have been excruciating you could have been excruciating she could have been excruciating we could have been excruciating you could have been excruciating they could have been excruciating
Negation
Simple form
I could not excruciate you could not excruciate she could not excruciate we could not excruciate you could not excruciate they could not excruciate
V-ing form
I could not be excruciating you could not be excruciating she could not be excruciating we could not be excruciating you could not be excruciating they could not be excruciating
Perfect
I could not have excruciated you could not have excruciated she could not have excruciated we could not have excruciated you could not have excruciated they could not have excruciated
V-ing perfect
I could not have been excruciating you could not have been excruciating she could not have been excruciating we could not have been excruciating you could not have been excruciating they could not have been excruciating
Interrogative form
Simple form
could I excruciate? could you excruciate? could she excruciate? could we excruciate? could you excruciate? could they excruciate?
V-ing form
could I be excruciating? could you be excruciating? could she be excruciating? could we be excruciating? could you be excruciating? could they be excruciating?
Perfect
could I have excruciated? could you have excruciated? could she have excruciated? could we have excruciated? could you have excruciated? could they have excruciated?
V-ing perfect
could I have been excruciating? could you have been excruciating? could she have been excruciating? could we have been excruciating? could you have been excruciating? could they have been excruciating?
Interro-negative form
Simple form
could I not excruciate? could you not excruciate? could she not excruciate? could we not excruciate? could you not excruciate? could they not excruciate?
V-ing form
could I not be excruciating? could you not be excruciating? could she not be excruciating? could we not be excruciating? could you not be excruciating? could they not be excruciating?
Perfect
could I not have excruciated? could you not have excruciated? could she not have excruciated? could we not have excruciated? could you not have excruciated? could they not have excruciated?
V-ing perfect
could I not have been excruciating? could you not have been excruciating? could she not have been excruciating? could we not have been excruciating? could you not have been excruciating? could they not have been excruciating?