A:must
B:would
C:could
D:may
如图,若△ABC的三条内角平分线相交于点I,过I作DE⊥AI分别交AB、AC于点D、E,则图中与∠ICE一定相等的角(不包括它本身)有( )个.
-- Good idea. But I don't have ______ soccer ball.