2. 外语
  3. Agriculture is the country’s chief source of wealth, wheat _______ by far the biggest cereal crop.

Agriculture is the country’s chief source of wealth, wheat _______ by far the biggest cereal crop.

admin2010-01-15  67
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://kaotiyun.com/show/w9nK777K
0

专业英语四级

相关试题推荐
随机试题
最新回复(0)