选出下列每组单词中与其它三个不同类的一项。
(1)A.shoes B.dress C.trousers D.under
(2)A.rabbit B.funny C.horse D.snake
(3)A.table B.bed C.box D.chair
(4)A.teacher B.sister C.singer D.policeman
(5)A.cute B.clever C.desk D.scary
(6)A.post office B.window C.train station D.bus stop