选出划线部分发音不同的单词。
(1)A. fan B. many C. washroom
(2)A. have B. cake C. has
(3)A. cup B. use C. tube
(4)A. five B. expensive C. hi
(5)A. open B. hole C. box
(6)A. these B. sheep C. smell
(7)A. apple B. class C. pants
(8)A. close B. those C. on
(9)A. take B. potato C.carrot
(10)A. hen B. the C. fresh