I might prevent you might prevent she might prevent we might prevent you might prevent they might prevent
V-ing form
I might be preventing you might be preventing she might be preventing we might be preventing you might be preventing they might be preventing
Perfect
I might have prevented you might have prevented she might have prevented we might have prevented you might have prevented they might have prevented
V-ing perfect
I might have been preventing you might have been preventing she might have been preventing we might have been preventing you might have been preventing they might have been preventing
Negation
Simple form
I might not prevent you might not prevent she might not prevent we might not prevent you might not prevent they might not prevent
V-ing form
I might not be preventing you might not be preventing she might not be preventing we might not be preventing you might not be preventing they might not be preventing
Perfect
I might not have prevented you might not have prevented she might not have prevented we might not have prevented you might not have prevented they might not have prevented
V-ing perfect
I might not have been preventing you might not have been preventing she might not have been preventing we might not have been preventing you might not have been preventing they might not have been preventing
Interrogative form
Simple form
might I prevent? might you prevent? might she prevent? might we prevent? might you prevent? might they prevent?
V-ing form
might I be preventing? might you be preventing? might she be preventing? might we be preventing? might you be preventing? might they be preventing?
Perfect
might I have prevented? might you have prevented? might she have prevented? might we have prevented? might you have prevented? might they have prevented?
V-ing perfect
might I have been preventing? might you have been preventing? might she have been preventing? might we have been preventing? might you have been preventing? might they have been preventing?
Interro-negative form
Simple form
might I not prevent? might you not prevent? might she not prevent? might we not prevent? might you not prevent? might they not prevent?
V-ing form
might I not be preventing? might you not be preventing? might she not be preventing? might we not be preventing? might you not be preventing? might they not be preventing?
Perfect
might I not have prevented? might you not have prevented? might she not have prevented? might we not have prevented? might you not have prevented? might they not have prevented?
V-ing perfect
might I not have been preventing? might you not have been preventing? might she not have been preventing? might we not have been preventing? might you not have been preventing? might they not have been preventing?