◎ 题干
As equipment improved,satellites began ________ scientists ________ weather maps of the entire
globe.
[     ]
A. providing;for  
B. supplying;for
C. offering;with  
D. providing;with
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“As equipment improved,satellites began ________ scientists ________ weather maps of the entireglobe.[ ]A. providing;forB. supplying;forC. offering;withD.…”主要考查了你对  【介词和介词短语】【动词】  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。