There has been rising demand for grain as _______ industrial material in spite of the nation’s good...
2023-02-09 19:38:47 10次 湖北省2009-2010学年高一下学期期末考试 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
There has been rising
demand for grain as _______
industrial material in spite of the nation’s good harvests.
A．/ ;an B．a;
an C．the;an D．a; /
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