一、辨音（从A、B、C、D四个选项中选出一个画线部分读音与其它三个不同的选项，并将其字母填入题前括号内）（12分）
( )1. A. know B. window C. flower D. slow
( )2. A.fifth B. nine C.like D. nice
( )3. A.cat B.back C. late D. map
( )4. A. look B. room C. afternoon D. food
( )5. A.sweater B. ready C. bread D. break
( )6. A. asked B. jumped C. watched D. played
