—What do you plan to do on the May Day holiday?
—I have no idea. Probably, I will spend it by doing many papers.
A. three-day
B. three-days
C. three days
D. three day’s
网友回答
(答案→)A. three-day
B. three-days
C. three days
D. three day’s
解析: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:在三天的五一假期中,你计划做点什么?——我不直到。可能,我会做很多份试题。结合语境可知本句中合成词用作符合形容词,作定语,故选A。