找出下面每组中不是同一类的一项。
( )(1)A.week B.Sunday C.Friday
( )(2)A run B.jump C.song
( )(3)A.Music B.Chinese C.day
( )(4)A.run B.dance C.often
( )(5)A.do B.has C,school
( )(6)one B.nine C.early