找出不同类的单词。
( )(1)A.teacher B.nurse C.boy D.driver
( )(2)A.dinner B.apple C.breakfast D.lunch
( )(3)A.eight B.old C.eleven D.thirteen
( )(4)A.what B.where C.who D.school
( )(5)A.clock B.jacket C.sweater D.dress