找出不同类的单词，把答案的序号填在括号内。
(    )(１)A.name        B.mouth       C.nose
(   )(２)A.bag         B.blue        C.black
(   )(３)A.head        B.green       C.hand
(   )(４)A.finger       B.foot        C.fine
(    )(５)A.morning     B.arm         C.afternoon