找出下列单词划线部分发音不同的一项。
( )(1)A. get B. bed C. leg D. he
( )(2)A. cook B. good C. look D. school
( )(3)A. have B.bag C. take D. parent
( )(4)A. do B. postman C. go D. homework
( )(5)A.teach B. read C. speak D. breakfast