请选择DCBA.G*X3s*Y5X2N.E/X6?7G;e -Who is the young man?-G'R3i7n7x)j8Q3Y
-He' s__________.-G'R3i7n7x)j8Q3Y
A.twenty-G'R3i7n7x)j8Q3Y
B.a teacher-G'R3i7n7x)j8Q3Y
C.my brother-G'R3i7n7x)j8Q3Y
D.in the room-G'R3i7n7x)j8Q3Y