◎ 题干
It rains very heavily in this area, which has _______ annual rainfall of 7,000 mm, _______ ideal
environment for forests.
[     ]
A.the; an
B.an; 不填
C.an; an
D.不填; the
◎ 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“It rains very heavily in this area, which has _______ annual rainfall of 7,000 mm, _______ ideal environment for forests.[ ]A.the; anB.an; 不填C.an; anD.不填;…”主要考查了你对  【不定冠词】  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。