请选择ABCD7X,j3Q;} -Is her sister a teacher or a student?;u)L/?4y7z)@3a
-_____________.;u)L/?4y7z)@3a
A.No， she' s a teacher;u)L/?4y7z)@3a
B.No， she isn' t a teacher;u)L/?4y7z)@3a
C.She' s a student;u)L/?4y7z)@3a
D.Yes， she' s a teacher;u)L/?4y7z)@3a