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问题 多项选择题 X型题

温经汤的药物组成是（）

A.吴茱萸、桂枝、甘草

B.当归、川芎、白芍

C.人参、丹皮、阿胶

D.半夏生姜麦冬

E.黄芪茯苓山药

答案

参考答案：A, B, C, D

单项选择题

To have a computer without being connected to the Web is like having an old radio when everybody else has a color TV. That helps explain ______ businesses are setting up Net sites even though profits are nowhere to see.

A．reasons

B．the reason for

C．why

D．why that
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单项选择题

培养病毒所用的细胞为

A．原核细胞，真核细胞，传代细胞等
B．真核细胞，传代细胞，二倍体细胞等
C．原代细胞，传代细胞，真核细胞等
D．原代细胞，传代细胞，二倍体细胞等
E．原核细胞，真核细胞，二倍体细胞等
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