题目内容：

sometimes Tom is ()to get to school ,i am () A first; the ninth B the first; a ninth
C the first ;the ninth Dthe second ; the nine.要说为什么?

优质解答

这道题,前后两个空都应该用序数词,并且序数词前通常要加定冠词,表示特定.那么只有C是正确的.
sometimes Tom is (the first)to get to school ,i am (the ninth).
译：有时候汤姆第一个到学校,我是第九个.