2. 外语
  3. How Native Americans developed corn is a puzzling, for no wild com has ever been discovered.

How Native Americans developed corn is a puzzling, for no wild com has ever been discovered.

admin2013-11-29  35
问题 How Native Americans developed corn is a puzzling, for no wild com has ever been discovered.
选项
答案puzzling—puzzle
解析 译文：土著美国人如何种植玉米是个谜，因为至今还没有发现野生的玉米。
分析：考查词性。冠词a后应该加可数名词单数，puzzling是形容词，应改为名词puzzle。
转载请注明原文地址:https://jikaoti.com/ti/jw7YFFFM
0

专业英语八级

相关试题推荐
随机试题
最新回复(0)