2020年betway官网考试英语知识练习题（7）

　　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








 

　　【答案】C。

　　解析：根据空格后的名词可直接排除B、D。 作定语时形容词优先于分词故答案为C