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【单选题】
在IR中,C=O的伸缩振动频率是( )cm-1
A.
~1600
B.
~1700
C.
~3100
D.
~2720
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举一反三
【单选题】不等式2x≤6的解集为(  )
A.
x≥3
B.
x≤3
C.
x≥ 1 3
D.
x≤ 1 3
【单选题】不等式3x-4≤5的解集是(  )
A.
x≥-3
B.
x≤9
C.
x≤3
D.
x≤ 1 3
【单选题】不等式3x-4≤5的解集是 [     ]
A.
x≥-3
B.
x≤9
C.
x≤3
D.
x≤
【简答题】We will continue to care for those______ need and work to establish a society that is generous and prosperous.
【单选题】We need to establish a legal ______ for the protection of the environment.
A.
appeal
B.
protest
C.
report
D.
framework
【判断题】To establish the asymptotic normality of the OLS estimator【图片】 in Chapter 5, we need to apply the CLT for i.i.d random samples.
A.
正确
B.
错误
【多选题】下列符合莫克法对护理诊断排序的是
A.
社区对问题的认识
B.
问题的严重程度
C.
可利用资源
D.
预防效果
E.
护士解决问题的能力
【简答题】Sentence Translation: 1. The pressure is also heavy on those students who just want to land an ordinary job after graduation. 2. I think we should worry about those values that are nurturing the new g...
【判断题】To establish the asymptotic normality of the OLS estimator 【图片】in Chapter 5, we need to apply the CLT for i.i.d for random samples.
A.
正确
B.
错误
【多选题】What do we need to establish a career in modern life according to the text
A.
technical skills
B.
financial support
C.
professional skills
D.
inner insight
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