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