◎ 题干
It's necessary to be prepared for a job interview. ______ the answers ready will be of great help.

[     ]

A. To have had
B. Having had
C. Have
D. Having
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“It's necessary to be prepared for a job interview. ______ the answers ready will be of great help. [ ]A. To have had B. Having had C. Have D. Having …”主要考查了你对  【动名词的完成式】  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。