找出下列不同类的单词,将其编号写在前面的括号里。
( )(1)A.three B. first C. second
( )(2)A.basketball B. monkey C. football
( )(3)A.sing B.leg C.arm
( )(4)A.read B. write C.car
( )(5)A.dance B. worker C. farmer