Question

The winner of the singing competition was a ____ girl called Zhang Mei from China.
A. 19-years-old  B.19-year-old   C. 19-year-olds.

Answer 1

B

英语中两个或多个单词中间可以用短横线连接起来，起一个相当于形容词的作用，这类单词叫做合成词。其一般构成规则就是其构成单词一般都要用原形。句意：这次唱歌比赛的获胜者是一个来自中国的名叫张梅的十九岁女孩。结合语境可知本句中合成词用作形容词，作定语，故选B。