问题 更新时间2023/4/3 12:59:00 An idiom differs from a free phrase in that the former is ___ and the latter is not. ( ) A. structurally changeable B.semantically analysable C.structurally fixed D.easily understood 答案 登录 注册 参考答案:C 出自:联大 >> 信阳师范学院-英语词汇学