單項選擇從各小題所給的選項中選出最佳*。                                  ...

問題詳情：

單項選擇 從各小題所給的選項中選出最佳*。                                                     

Robert is only ______8-year-old boy, but he is good at playing _____ piano.                                                                                                             

  A. a; the                     B. an; the                         C. a; /

【回答】

B

知識點：冠詞

題型：選擇題