找出划线部分发音不同的单词
(1)( )A. Look B. cool C. school D. zoo
(2)( )A. Mine B. with C. knife D. behind
(3)( )A. Teacher B great C clean D please
(4)( )A. pear B. hair C. here D. wear
(5)( )A. what B. which C. white D. whose