Agriculture is the country’s chief source of wealth, wheat ______ by far the big

游客2023-11-06  34

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

选项 A、is
B、been
C、be
D、being

答案 D

解析 非限定动词题。分析句子结构可知,本句需要一个非谓语动词结构在句子中作状语,而wheat being by far the biggest cereal crop就是独立主格结构,故[D]正确。
转载请注明原文地址:https://tihaiku.com/zcyy/3164617.html
最新回复(0)