2. 外语
  3. To: Security guards From: Michael Reni, Building Security Head Subject: Security Inspections There have been several instances w

To: Security guards From: Michael Reni, Building Security Head Subject: Security Inspections There have been several instances w

admin2017-04-10  45
问题 To: Security guards
From: Michael Reni, Building Security Head
Subject: Security Inspections
There have been several instances when staff members working overtime have forgotten to lock their offices, leaving the building vulnerable to burglary. 【K10】______this, management wants guards on the night shift to conduct their security checks immediately after all office workers have left the building.
Conference rooms and offices on every floor【K11】______. Moreover, please make sure all fluorescent lights are switched off, except in the hallways and stairwells. Air conditioning units and other office equipment should also be turned off.
This new【K12】______takes effect tonight. Feel free to contact me if you have questions.
【K11】
选项 A、must be inspected
B、were inspected
C、had inspected
D、could be inspected
答案A
解析 根据上下文语义，此处意为“检查各层的会议室和办公室”，各个选项都可能正确，需要联系上下文进行选择。后文中提到要确保所有荧光灯和冷气设备都关闭，可知必须检查会议室和办公室，因此选包含助动词must的(A)must be inspected。
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