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【多选题】
下列有关证券市场线SML的说法中,正确的有(    )。
A.
证券市场线提供了一个判断某个证券的预期收益率是否合理的标准
B.
证券市场线只能判断最佳有效投资组合
C.
证券市场线是对证券的预期收益率与全部风险之间关系的图像表述
D.
当某证券的定价处于均衡状态时,其一定是落在证券市场线上的
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【单选题】听力原文:A: I'm really getting worried about Mary. She was sitting in for the exam in two weeks' time. But all she is talking about now is nothing but an upcoming concert. B: She may fail along that line....
A.
To persuade Mary to spend more time on her lessons.
B.
To help Mary to prepare for the upcoming concert.
C.
To talk with Mary about going to the concert.
D.
To ask Mary to stop worrying about the exam.
【单选题】I was sitting ______ Mary and John.
A.
below
B.
between
C.
beyond
D.
beside
【单选题】Alice is sitting ________ two students. The one on her left is Mary and the one on her right is James. [     ]
A.
behind
B.
between
C.
in front of
D.
across from
【单选题】制造锉刀应选用( )
A.
T7A
B.
T10
C.
T13
【多选题】制造锉刀应选用
A.
9SiCr
B.
T12
C.
5CrNiMo
D.
Q235
【单选题】Lily is sitting next ____ Mary.
A.
to
B.
in
C.
on
D.
at
【单选题】-Why are you standing there,Mary? -I can’t see the blackboard. Two tall boys are sitting _________ me. [     ]
A.
in front of
B.
in the front of
C.
next to
D.
behind
【单选题】制造锉刀应选用:
A.
低碳结构钢
B.
中碳结构钢
C.
高碳结构钢
D.
优质碳素工具钢
【单选题】制造锉刀应选用()
A.
T12钢经淬火+低温回火
B.
65Mn经淬火+中温回火
C.
45钢经淬火+高温回火
D.
Cr12MoV经淬火+低温回火
【单选题】Entering the room, I found Mary ______at the desk and ______a letter.
A.
Seated;wrote
B.
Sitting;written
C.
Seating;writing
D.
Seated;writing
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