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【单选题】
下列关于多发性骨髓瘤说法正确的一项是
A.
多发性骨髓瘤患者血液中多克隆性Ig增高
B.
多发性骨髓瘤患者血液中正常免疫球蛋白含量正常
C.
多发性骨髓瘤患者血液中M蛋白理化性质多样
D.
多发性骨髓瘤患者血液中M蛋白不具有免疫活性
E.
多发性骨髓瘤患者血液中M蛋白含量仅为mg/L水平
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举一反三
【单选题】已知2f(x)+f( 1 x )=- 3 x (x≠0),则下列说法正确的是(  )
A.
f(x)为奇函数且在(-∞,0)上为增函数
B.
f(x)为奇函数且在(-∞,0)上为减函数
C.
f(x)为偶函数且在(-∞,0)上为增函数
D.
f(x)为偶函数且在(-∞,0)上为减函数
【简答题】已知函数 f(x)= p x 2 +2 q-3x 是奇函数,且 f(2)=- 5 3 . (Ⅰ)求函数f(x)的解析式; (Ⅱ)用定义证明函数f(x)在(0,1)上的单调性.
【单选题】每个防火分区均有( )个直通室外的疏散出口。 (2.5)
A.
4
B.
3
C.
2
D.
1
【单选题】The following contents are the major contents in the research method section, except for:
A.
the procedure of the test or experiment
B.
the analytical method of data
C.
the data analysis
【单选题】Where is the method section?
A.
After the introduction section
B.
Before the introduction section
C.
Before the discussion
【单选题】每个防火分区均有( )个直通室外的疏散出口。
A.
4
B.
3
C.
2
D.
1
【多选题】Where is the method section?
A.
After the introduction section
B.
Before the introduction section
C.
Before the discussion
【简答题】已知函数 f(x)= p x 2 +2 q-3x 是奇函数,且 f(2)=- 5 3 ,求f(x)的解析式.
【简答题】已知函数f(x)= p x 2 +2 q-3x 是奇函数,且f(2)=- 5 3 . (1)求函数f(x)的解析式; (2)求证:f( 1 x )=f(x); (3)判断函数f(x)在(0,1)上的单调性,并加以证明.
【单选题】Which of the statements is NOT true about the Method Section?
A.
The authors can use “Methodology” as the title of the Method Section when they provide the rationale for the specific experimental procedures chosen.
B.
The researcher must provide a clear and precise description of how an experiment was carried out.
C.
The Method Section is very important because it provides the information of data collection and data analysis.
D.
Besides the description of the steps that you followed in conducting your study, you still need to describe how the statistics were examined in the Method Section.
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