找出下列划线语音部分读音与其他三项不同的
1.A.driver B.worker C.prefer D.singer (er) 2.A.attention B.question C.contraction D.pronunciation (tion )4.A.play B.worked C.helped D.finished (ed) 5 A.food B.foot C.cook D.book （oo)
把发音都写上撒