ELISA试验时易造成空白值增高的原因主要来自于()。A、加样不准 B、保温时间短

题型:单项选择题

问题:

ELISA试验时易造成空白值增高的原因主要来自于()。

A、加样不准

B、保温时间短

C、洗涤不彻底

D、包被不好

考点:事业单位招聘考试分子生物学分子生物学题库
题型:单项选择题

阅读理解。

     The best way of learning a language is using it. The best way of learning English is talking in English

as much as possible. Sometimes you'll get your words mixed up( 混合 ) and people will not understand

you. Sometimes people will say things too quickly and you can' t understand them. But if you keep your

sense of humor( 幽默感 ) , you can always have a good laugh at the mistakes you make. Don't be

unhappy if  people seem to be laughing at your mistakes. It's better for people to laugh at your mistakes

than to be angry with you , because they don't understand what you are saying. The most important thing

for learning English is : "Don't be afraid of making mistakes because everyone makes mistakes."

1. The writer thinks that the best way for you to learn a language is ____.                       

A. writing  

B. listening  

C. using it  

D. learning grammar

2. What should you do in learning English?

A. Be careful not to make any mistake.  

B. Write as quickly as you can.

C. Laugh more often.      

D. Speak English as much as you can.

3. When people laugh at your mistakes, you should ____.

A. not care                       

B. be happy

C. feel worried                  

D. be unhappy

4. When you make a mistake, you should ____.

A. keep quiet         

B. keep your sense of humor

C. be kind          

D. get angry

5. The story tells us : "_____".

A. Only foolish (愚蠢的) people make mistakes

B. Few people make mistakes

C. People never make mistakes

D. There is no one who doesn't make mistakes

题型:单项选择题

第1恒磨牙的牙合关系为完全远中牙合的描述正确的是 ()

A.上颌第1恒磨牙的近中颊尖咬合时与下颌第1恒磨牙的远中颊尖相对

B.上颌第1恒磨牙的近中颊尖咬合于下颌第1、2恒磨牙之间

C.上颌第1恒磨牙的近中颊尖咬合时与下颌第1恒磨牙的近中颊尖相对

D.上颌第1恒磨牙的近中颊尖咬合于下颌第1恒磨牙与第2前磨牙之间

E.上颌第1恒磨牙的远中颊尖咬合于下颌第1、2恒磨牙之间

题型:单项选择题

根据我国有关法律对评标的规定,如果在评标过程中发现投标文件在实质上响应招标文件要求,但在个别地方存在漏项,这种情况属于( )。

A.一般偏差
B.细微偏差
C.重大偏差
D.零偏差

题型:单项选择题

ABO反定型

题型:单项选择题

主要表现在津液的代谢和呼吸运动两个方面( )

A.心与脾的关系
B.脾与肾的关系
C.肺与肾的关系
D.肺与脾的关系
E.肺与肝的关系

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