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【简答题】
请假条一般包括 。不管如何变通,书写任何一种便条时,都必须包括 四个基本要素。
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皮皮学刷刷变学霸
举一反三
【多选题】When the train is arriving and passengers leave the station, a passenger can’t pass the ticket gate, what should a station officer do?
A.
If the passenger holds a one-way ticket, the station officer should remind the passenger to insert the ticket in the slot of the machine for recycling.
B.
If the passenger doesn’t know how to swipe the stored-value card, the station officer should show him how.
C.
If the passenger doesn’t know how scan the QR code on the mobile app, the station officer should show him how.
D.
The station officer should open the side door and let the passenger leave the station directly.
【简答题】条码是由一组按一定编码规律排列的条、空符号，用以表示一定的字符、数字及符号组成的（）。
【单选题】--- Does _____ of these two buses go to the station? --- You can’t get to the station by __________ of them.
A.
both; both
B.
neither; neither
C.
any; any
D.
either; either
【单选题】在高频功率放大器中，匹配网络的阻抗变换作用是（）。
A.
将负载转换为放大器所要求的最佳负载值
B.
使放大器的输出电阻和负载电阻相等
C.
使放大器输出回路谐振
D.
使放大器的输入电阻和负载电阻相等
【多选题】对纸币的下列论断中正确的是( )
A.
纸币产生于价值尺度职能
B.
纸币产生于流通手段职能
C.
纸币流通规律要以金属货币流通规律为基础
D.
纸币代表金属货币执行流通手段职能
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