找出画线部分读音与其他单词不同的一项。
( )1. A. short B. work C. horse D. fork
( )2. A. doctor B. forest C. visitor D. actor
( )3. A. whose B. where C. who D. whom
( )4. A. table B. make C. baby D. wash
( )5. A. Sunday B. computer C. funny D. just