◎ 题干
---- What do you think of Harry, our new roommate?
---- I am not sure, but he is always asking ______ questions and      them are very hard to answer.
A.a great many of; a great number ofB.a great many; many of
C.a great number; a great many ofD.a large amount of , many
◎ 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“---- What do you think of Harry, our new roommate? ---- I am not sure, but he is always asking ______ questions andthem are very hard to answer.A.a great many …”主要考查了你对  【序数词】【小数】【分数】【量词】  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。