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【单选题】
我国现行药品质量标准包括A.
国家药典和局颁标准
B.
国家药典和地方标准
C.
国家药典
D.
局颁标准和地方标准
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反馈参考答案：
举一反三
【简答题】单位换算: (1)2m/s=_______km/h (2)30m/s=________km/h (3)72km/h=_______m/s (4)54km/h=________m/s
【简答题】从基本单位换算入手,将下列物理量的单位换算为 SI 单位。 ( 1 )水的黏度 μ =0.00856 g/(cm·s) ( 2 )密度 ρ =138.6 kgf ·s 2 /m 4
【单选题】In 18-minute address to students across America on September 8, 2009, President Obama told American students to make most of their education．
A.
an; the
B.
an; a
C.
the; the
D.
the; a
【单选题】听力原文：M: Chinese President Hu Jintao told global business leaders Thursday there is nothing to fear about his country's emergence as an economic superpower. Mr. Hu spoke to the APEC Chief Executive Off...
A.
800.
B.
50.
C.
7.
D.
21.
【单选题】The president _____ the new economic policy. [ ]
A.
announced
B.
told
C.
informed
D.
promised
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