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【单选题】
关于II期临床试验表述正确的是( )A.
Ⅱ期临床试验病例数要求不少于10例
B.
Ⅱ期临床试验目的在于对新药的有效性和安全性做出评价
C.
Ⅱ期临床试验是对治疗作用确证的阶段
D.
Ⅱ期临床试验可以为改进给药剂量提供依据
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举一反三
【简答题】在稳态传热中,凡热阻大处其温差也____。
【简答题】A______language is originally a pidgin that has become established as a native language in some speech community.
【单选题】A pidgin is ________.
A.
a language of higher value
B.
a language which has no native speakers
C.
a language with more complex grammatical structure
D.
a language based on different dialects
【单选题】The oldest spelling form. of pidgin is ______.
A.
bishin
B.
business
C.
bijin
D.
pigeon
【单选题】pidgin is ()
A.
a language of higher value
B.
a language which has no native speakers
C.
a language with more complex grammatical structure
D.
a language based on different dialects
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