◎ 题干
Our county _____ vegetables.
[     ]
A. is rich in
B. are rich in
C. was rich on
D. rich for
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Our county _____ vegetables.[ ]A. is rich inB. are rich inC. was rich on D. rich for …”主要考查了你对  【介词和介词短语】【主谓一致】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。