◎ 题干
________the foreign friends here is over 400. And ________them come from the USA.
A.The number of;  the number of
B. A number of ;   a number
C. The number of ; a number of
D. A number of ;   the number of
◎ 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“________the foreign friends here is over 400. And ________them come from the USA.A.The number of; the number ofB. A number of ; a numberC. The number of ;…”主要考查了你对  【助动词】【介词短语】【固定搭配】【疑问词组】  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。