一起答
单选

Vocabulary is the most ____element of a language as it is undergoing constant changes both in form and content.

  • A.unbalanced
  • B.unstable
  • C.unhinged
  • D.undoubted
试题出自试卷《英语词汇学2010年4月真题试题及答案解析(00832)》
参考答案
查看试卷详情