单选题 The toy store needs ______ staff over the holiday season, as this is by far its busiest time of the year.
  • (A) adding
  • (B) additive
  • (C) additional
  • (D) additionally


【正确答案】 C
【答案解析】[结构+语法] 形容词位置，形容词优先于分词
[错误答案] (B)additive从形态上看起来像形容词，但请注意它是带有“添加剂”之意的名词。