◎ 题干
Some farmers have _____ keeping deer, and there are now about 4,500 deer farms in the country.
[     ]
A. turned to
B. turned into
C. turned up
D. turned down
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Some farmers have _____ keeping deer, and there are now about 4,500 deer farms in the country.[ ]A. turned to B. turned into C. turned up D. turned down …”主要考查了你对  【动词短语】  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。