There has been______rising demand for grain as______industrial material in spite of the nation’s good harvests.

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问题 There has been______rising demand for grain as______industrial material in spite of the nation’s good harvests.

选项 A、/ ;an
B、a; an
C、the;an
D、a; /

答案B

解析 辅音开头的单数名词,泛指时,前面+“a”;元音开头的单数名词,泛指时,前面+“an”。
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本试题收录于: 英语题库普高专升本分类
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