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【判断题】
参与性观察是研究者直接参加到所观察对象的群体和活动当中去，不暴露研究者真正身份，在参与活动中进行隐蔽性的研究观察。()A.
正确
B.
错误
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举一反三
【单选题】Duke Ellington's orchestra,______ his own often complex compositions, made many innovations in jazz.
A.
he played
B.
playing
C.
that it played
D.
was playing
【简答题】Post-reading questions: 1.What is the main idea of Mercantilism? 2.Who disagree with Mercantilism and what are their arguments? 3.What is Absolute Cost Model? 4.In the Indonesia-Japan case, which cou...
【简答题】The news was made ______ (know) to the public at last.
【简答题】在气相色谱分析中,常用到如下检测器:电子捕获检测器;氢火焰离子化检测器;热导检测器;火焰光度检测器。为了测定下面组分,请选合适的检测器: 农作物中含氯农药残留量, ;酒中的水量, ;啤酒中的硫化物, ;蜜饯中的甜蜜素, ___________ 。
【简答题】What are the features of the cost leadership approach and the differentiation approach?
【单选题】– I hear that as many as 150 people were killed in the earthquake. – Yes,_____ news came as ______ shock to us.
A.
a; a
B.
the; a
C.
/; /
D.
/; a
【单选题】The news made many students ______ that many universities still bind the issue of diplomawith their CET4 results.
A.
awful
B.
upset
C.
tuneless
D.
lucky
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