下列关于“过犹不及”的理解正确的是( )。A.体现了质量互变的客观规律 B.“过”

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问题:

下列关于“过犹不及”的理解正确的是( )。

A.体现了质量互变的客观规律

B.“过”是指在“质”上的超过

C.应当将事物的改变都控制在量变

D.质变之时,量变停止

考点:普通考研考研政治考研政治
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现有四种元素基态原子的电子排布式为:①1s22s22p63s1 ②1s22s22p63s23p3 ③1s22s22p3 ④1s22s22p5,则下列有关比较中正确的是 [ ]

A.第一电离能:④>③>②>①

B.原子半径:④>③>②>①

C.电负性:④>②>③>①

D.最高正化合价:④>③=②>①

题型:单项选择题

照句中画线部分的结构将给出的汉语译成英语。

仿1. I wonder if it's because  I  haven't been able to be outdoors for so long that I've grown so crazy

        about everything to do with nature.

        是因为他犯了很多次同样的错误老板才辞退他的.

         ________________________________the boss fired him.

2. It's no pleasure looking through these any longer because nature is one thing that really must

     be experienced.

     汤姆已决定离开这城市.和他谈论这些事情没用.

    Tom has decided to leave the city.___________about these things.

3. It was the first time in a year and a half that I'd seen the night face to face.

    这是简第一次参观北京.

     ________Jane_________Beijing.

4. I don't want to set down a series of facts as most people do.

    在警察来之前,我们最好让现场保持原样.

    We'd better leave scenes____until the  police arrive.

5. She found it difficult to settle and calm down in the hiding place.

    我发现通过想象的方式来记忆单词很容易.

    I________remember words in the way of  imagination.

题型:单项选择题

下列颅脑疾病中,MRI检查T1WI和T2WI均呈高信号的疾病是( )。

A.急性血肿
B.亚急性血肿
C.脑梗死
D.脑水肿
E.慢性血肿

题型:单项选择题

关于抗感染免疫的叙述,下列那些是正确的

A.血脑屏障可保护中枢神经系统

B.SigA主要抗局部感染

C.细胞免疫主要针对胞内寄生菌的感染

D.抗体与细菌结合直接杀死病毒

E.体液免疫主要针对胞外寄生菌的感染

题型:单项选择题

润滑剂质量指标,要达到润滑()要求。

A.现场

B.统一

C.一般

D.技术规范

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