2. 职称英语
  3. Agriculture is the country’s chief source of wealth, wheat _______ by far the bi

Agriculture is the country’s chief source of wealth, wheat _______ by far the bi

游客2023-11-21  37
问题 Agriculture is the country’s chief source of wealth, wheat _______ by far the biggest cereal crop.
选项 A、is
B、being
C、been
D、be
答案 B
解析 独立主格结构做主语补足语。
转载请注明原文地址:https://tihaiku.com/zcyy/3207678.html
相关试题推荐
随机试题
最新回复(0)