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

游客2024-10-29  1

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 在这里wheat being by far the biggest cereal crop是独立主格结构,用来表示解释说明,再例如:Almost all the metals are good conductors,with silver being the best.几乎所有的金属都是好导体,银是最好的导体。
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