问题
选择题
You should write a _____________ composition every other week.
A．three- thousand- word
B．three- thousands – word
C．three – thousand – words
D．three – thousands- words
答案
答案：A
题目分析：句意为：你每隔一周都应该写一篇3000字的作文。固定结构的考查，在数词+名词的结构中，名词应为单数形式，即答案为A。例如：a eighteen-year-old boy.