单选题 Mary was the ______ of the ______ students climbed up to the top of the hill.
  • A.nine;fourty
  • B.nineth;fortieth
  • C.ninth;forty
  • D.nine,fortieth


【正确答案】 C
【答案解析】本题主要考查个别拼写特殊的基数词和序数词。