题目内容
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提问人:网友laogui530
发布时间:2022-01-07
[主观题]
(多选) Which ones of the following should you pay attention to when going to a symphony?
A、Arriving at least 30 minutes prior to the start of the show
B、Refraining from coughing
C、Switching your phone to silent mode
D、Wearing semi-formal attire
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