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单选题
18.（单选题）An engineer in needed by the company to manage the work of installation teams, and to provide engineering assistance when problems occur.
A
A.公司需要一位工程师来指挥安装工作，并在出现问题时提供工程指导。
B
B.公司聘用了一位工程师，让他做安装工作，同时还要解决工程方面的问题。
C
C.公司需要聘用工程师来帮助公司安装设备，提供工程援助以及解决出现的问题。
D
D.公司需要一位工程师来领导安装小组的工作，并在出现问题时提供工程方面的帮助。
答案解析
正确答案：D
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