找出下列词语中不属于同一类的词，并将字母标号填写在括号内
( )（1）A. school B. bedroom C. bathroom
( )（2）A. blue B. yellow C. music
( )（3）A. thin B. strong C. phone
( )（4）A. chair B. kitchen C. desk
( )（5）A.bed B. sofa C. living room