挑出划线部分读音不同的单词,写序号:
(1)A. mother B. doctor C. funny D. brother
(2)A. Where B. Who C. What D. White
(3)A. active B. grade C. Japan D. actor
(4)A. nose B. old C. piano D. from
(5)A. mouth B. young C. about D. house