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【单选题】
某校四个班的学生参加了一项记忆力测试,结果如下表,四个班的总标准差为( )。A.
12
B.
13
C.
14
D.
15
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皮皮学刷刷变学霸
举一反三
【单选题】Paid-in surplus is part of:
A.
net working capital.
B.
l ong-term debt. .
C.
Net fixed assets .
D.
Owners ’ equity
【单选题】膜型免疫分子包括:
A.
淋巴细胞抗原识别受体、MHC分子、CD分子、补体
B.
CD分子、MHC分子、细胞因子
C.
淋巴细胞抗原识别受体、细胞因子、MHC分子
D.
淋巴细胞抗原识别受体、MHC分子、CD分子
E.
MHC分子、CD分子、补体
【简答题】A．He is raising funds for his company. B．He loves working on ears. C．He is Mr. Davis' good friend. D．He has been rewarded for his work.
【单选题】In the figure, consumer surplus at P0 is:
A.
less than consumer surplus at P1
B.
the same as consumer surplus at P1
C.
greater than consumer surplus at P1
D.
zero
【单选题】Greenspan is famous for his syntax, in other words, ______.
A.
he is skillful for hiding his opinion
B.
he has excellent grammar and vocabulary
C.
he always lies to the American public
D.
he gives lots of well-known speeches
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