单项选择题

A．Professor and student.
B．Classmates.
C．Customer and shop assistant.
D．Colleagues.

A.Professor
B.
B．Classmates.
C．Customer
C.
D．Colleagues.

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多项选择题

国内特快专递礼仪业务目前主要有（）。

A.鲜花专递
B.会议策划
C.婚礼策划
D.庆典策划

单项选择题

听力原文：W: Were you able to use the book that Dr. Hopkins put on reserve for our homework?
M: No, I wasn't, it's a mystery to me why the library closed early.
What does the man mean?
(14)
A．The library no longer had the book on reserve.
B．The homework assignment wasn't clear.
C．The professor had chosen a mystery book for him instead.
D．The library closed earlier than he'd expected.

A.
What
B.The
C.
B．The
D.
C．The
E.
D．The
F.