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【单选题】
受双重领导的机关向上级机关行文,应当这样处理( )A.
确定一个为主送机关，另一个为抄送机关
B.
主送一个上级机关
C.
报送两个上级机关
D.
主送并抄送两个上级机关
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】We booked rooms at the hotel ______ we should find no vacancies on our arrival.
A.
if
B.
lest
C.
since
D.
whenever
【单选题】We booked rooms at the hotel ______ we should find no vacancies on our arrival.
A.
whenever
B.
if
C.
since
D.
lest
【单选题】听力原文：M: Hello, I'm calling to make sure of the rooms we have booked. W: Yes. May I know your name and the room numbers? What is the purpose of the call?
A.
To book some rooms.
B.
To confirm the reserved rooms.
C.
To make sure of the room numbers.
D.
To reserve hotel rooms.
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