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【单选题】
为防止火灾通过送风、空调系统管道蔓延扩大，应设置防火阀。下列要求不正确的是（）。A.
通风管道穿越不燃烧体楼板处可不设防火阀。但通风管道穿越防火墙处应设防烟防火阀，或在防火墙两侧分别设防火阀
B.
送、回风总管穿越通风、空气调节机房的隔墙和楼板处防火阀
C.
送、回风道穿过贵宾休息室、多功能厅、大会议室、贵重物品间等性质重要或火灾危险性大的房间隔墙和楼板处防火阀
D.
多层和高层工业与民用建筑的楼板常是竖向防火分区的防火分隔物，在这类建筑中的每层水平送、回风管道与垂直风管交接处的水平管段上，防火阀
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【多选题】Which of the following will be included when describing your working experience？
A.
The organization(s) you used to work with
B.
the position(s) or title(s) you held
C.
Employment periods for each job
D.
Brief description of your job responsibilities
【多选题】when describing your campus,you can use adjective words,like ( )
A.
beautiful
B.
harmonious
C.
smart
D.
useful
【多选题】When describing your work experience, you may cover ________.
A.
your previous job
B.
your volunteer work
C.
your internship
D.
your part-time job
【单选题】What is the problem with the following sentence? When describing your tour in the three countries, slides may be helpful.
A.
Dangling modifier
B.
Misplaced modifier
C.
Comma splice
D.
Fused sentence
【简答题】在 Internet 中用字母表示的 IP 地址为( )。
【简答题】Matche the hairstyles with the pictures and try to use them when describing your chassmate's hairstyle.
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