问题 单项选择题

在色谱过程中,混合物所含两组分的分配系数(K)或容量因子(k)不等时,被流动相携带移动的速度就不等,这种现象称为()

A.差速迁移

B.分配差异

C.容量因子(k)差异

D.比移值差异

E.分离度(R)差异

答案

参考答案:A

问答题 简答题
阅读理解

We often focus on building relationships with others that we forget the essential first step: being friends of ourselves. _____小题1:___. How can we have good relationships with others if we don’t even have good relationships with ourselves?

The problem might be worse than we expect. Maybe we don’t like ourselves without realizing it. Here is a simple checklist: Is there anything you don’t like about yourself from these lists?    

Your past:  Maybe you have made mistakes in the past which you feel bad about. ___小题2:___. Even if that happened in distant past, your subconscious mind still has a reason not to like yourself.

Your background:  You might wish that you were born in different family, or that you have different background. ____小题3:_____. They seem to get whatever they want effortlessly because of their background.

Your personal traits(特点):  You might have some personality traits that you don’t like. For example, you may be an introvert(内向) and you don’t like it; you wish you were an extrovert.

Others might have better achievements than you, and no matter how hard you tried, it might seem impossible for you to match them. ______小题4:______. Is there anything that resonate(产生共鸣) with you? All these give reasons to you not to like yourself. That in turn makes it difficult for you to be a good friend to yourself.

______小题5:______. Here are some tips:

Forgive yourself

Accept things you can’t change

Focus on your strengths

Write your success stories

Stop comparing yourself with others

Always be true to yourself

A.That is the crucial(关键) first step if we are to have good relationships with others

B.You might then think that it’s because you are not smart enough or don’t have enough talents

C.You can do something to improve the relationships with others

D.Fortunately, there are always things you can do to fix the situationE. You might be disappointed with yourself on why you make such mistakes

F. Sometimes you might not believe yourself

G. Maybe you could not accept the fact that you are not as lucky as others