English verb conjugation
COULD BULLETPROOF

Regular verb: bulletproof - bulletproofed - bulletproofed

Affirmation

Simple form	V-ing form
I could bulletproof you could bulletproof she could bulletproof we could bulletproof you could bulletproof they could bulletproof	I could be bulletproofing you could be bulletproofing she could be bulletproofing we could be bulletproofing you could be bulletproofing they could be bulletproofing
Perfect	V-ing perfect
I could have bulletproofed you could have bulletproofed she could have bulletproofed we could have bulletproofed you could have bulletproofed they could have bulletproofed	I could have been bulletproofing you could have been bulletproofing she could have been bulletproofing we could have been bulletproofing you could have been bulletproofing they could have been bulletproofing

Negation

Simple form	V-ing form
I could not bulletproof you could not bulletproof she could not bulletproof we could not bulletproof you could not bulletproof they could not bulletproof	I could not be bulletproofing you could not be bulletproofing she could not be bulletproofing we could not be bulletproofing you could not be bulletproofing they could not be bulletproofing
Perfect	V-ing perfect
I could not have bulletproofed you could not have bulletproofed she could not have bulletproofed we could not have bulletproofed you could not have bulletproofed they could not have bulletproofed	I could not have been bulletproofing you could not have been bulletproofing she could not have been bulletproofing we could not have been bulletproofing you could not have been bulletproofing they could not have been bulletproofing

Interrogative form

Simple form	V-ing form
could I bulletproof? could you bulletproof? could she bulletproof? could we bulletproof? could you bulletproof? could they bulletproof?	could I be bulletproofing? could you be bulletproofing? could she be bulletproofing? could we be bulletproofing? could you be bulletproofing? could they be bulletproofing?
Perfect	V-ing perfect
could I have bulletproofed? could you have bulletproofed? could she have bulletproofed? could we have bulletproofed? could you have bulletproofed? could they have bulletproofed?	could I have been bulletproofing? could you have been bulletproofing? could she have been bulletproofing? could we have been bulletproofing? could you have been bulletproofing? could they have been bulletproofing?

Interro-negative form

Simple form	V-ing form
could I not bulletproof? could you not bulletproof? could she not bulletproof? could we not bulletproof? could you not bulletproof? could they not bulletproof?	could I not be bulletproofing? could you not be bulletproofing? could she not be bulletproofing? could we not be bulletproofing? could you not be bulletproofing? could they not be bulletproofing?
Perfect	V-ing perfect
could I not have bulletproofed? could you not have bulletproofed? could she not have bulletproofed? could we not have bulletproofed? could you not have bulletproofed? could they not have bulletproofed?	could I not have been bulletproofing? could you not have been bulletproofing? could she not have been bulletproofing? could we not have been bulletproofing? could you not have been bulletproofing? could they not have been bulletproofing?