◎ 题干
Last Saturday, a snowfall shut down airport runways across Europe, _____ numerous flights.
[      ]
A. causing
B. to cause
C. caused
D. having caused
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Last Saturday, a snowfall shut down airport runways across Europe, _____ numerous flights. [ ]A. causingB. to causeC. causedD. having caused…”主要考查了你对  【现在分词】  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。